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Dual Relay Controller Board

Low-Cost 2 Relay Control Board

Large Selection

We offer a large selection of Dual Relay Drivers for applications ranging from low power signal switching to high voltage, high current applications.  If your looking for a two channel relay controller we have a configuration to fit every need.  Our R25/R210 series relay can be controlled at 9600 baud and are compatible with any computer or microcontroller capable of delivering RS-232 data.  Our 2 Channel USB Relay interface mounts as a virtual COM port for easy programming across all major operating systems, ensuring compatibility with all programming languages that support serial connections.  And if your looking for wireless, our 2 Channel 802.15.4 Wireless Relay couldn't be easier!  A 802.15.4 Wireless relay controller offers wireless communications with no special software! 

Latest Advancements

Look for our ProXR series controllers for the latest advancements is signal switching!  Available in USB Relay and 802.15.4 Wireless Relay configurations, the ProXR Series is capable of controlling up to 256 relays.  Whether you need power switching or DPDT signal switching, the ProXR Series are built from the ground up with Expansion in mind.  Simply Chain the XR Expansion Modules, one after another, to meet your computer controlled switching requirements. For more detailed information and to order, please click on the links below.
2-Relay Controller Boards
KLRR210_802154
Key Fob Relay 2-Channel 10-Amp SPDT + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR210_USB
Key Fob Relay 2-Channel 10-Amp SPDT + 1-Channel 8-Bit A/D with USB Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRR210_XSC
Key Fob Relay 2-Channel 10-Amp SPDT + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRR210_ZBMESH
Key Fob Relay 2-Channel 10-Amp SPDT + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR220_802154
Key Fob Relay 2-Channel 20-Amp SPDT + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR220_USB
Key Fob Relay 2-Channel 20-Amp SPDT + 1-Channel 8-Bit A/D with USB Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRR220_XSC
Key Fob Relay 2-Channel 20-Amp SPDT + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRR220_ZBMESH
Key Fob Relay 2-Channel 20-Amp SPDT + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR230_802154
Key Fob Relay 2-Channel 30-Amp SPST + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 30 Amp SPST Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR230_USB
Key Fob Relay 2-Channel 30-Amp SPST + 1-Channel 8-Bit A/D with USB Interface
  • 2 - 30 Amp SPST Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRR230_XSC
Key Fob Relay 2-Channel 30-Amp SPST + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - 30 Amp SPST Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRR230_ZBMESH
Key Fob Relay 2-Channel 30-Amp SPST + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 30 Amp SPST Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR25_802154
Key Fob Relay 2-Channel 5-Amp SPDT + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRR25_USB
Key Fob Relay 2-Channel 5-Amp SPDT + 1-Channel 8-Bit A/D with USB Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRR25_XSC
Key Fob Relay 2-Channel 5-Amp SPDT + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRR25_ZBMESH
Key Fob Relay 2-Channel 5-Amp SPDT + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_802154
Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_802154_MIX
Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • 802.15.4 Wireless Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_USB
Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with USB Interface
  • 1 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRSSR2x_USB_MIX
Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with USB Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • USB Interface
  • Key Fob Range: 200' - 300'
KLRSSR2x_XSC
Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • XSC Wireless Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_XSC_MIX
Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with XSC Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • XSC Wireless Interface
  • Range: 1 mi. to 15 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZBMESH
Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZBMESH_MIX
Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZETH-ME
Ethernet Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with ME Firmware
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • Ethernet Interface
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZETH-ME_MIX
Ethernet Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with ME Firmware
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • Ethernet Interface
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZETH-NET
Ethernet Key Fob Relay 2-Channel Solid State + 1-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • Web Interface
  • Key Fob Range: 200' - 300'
KLRSSR2x_ZETH-NET_MIX
Ethernet Key Fob Relay 2-Channel Solid State Mix + 1-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - Amp Solid-State Relay(s)
  • 1 Variable Sensor Input(s)
  • Web Interface
  • Key Fob Range: 200' - 300'
LRR210_802154
Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR210_USB
Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with USB InterfaceReactor Relay 2-Channel
  • 2 - 10 Amp SPDT Relay(s)
  • USB Interface
  • Reactor Series
LRR210_XSC
Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with XSC Interface
  • 2 - 10 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Reactor Series
LRR210_ZBMESH
Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 10 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR210_ZETH-ME
Ethernet Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with ME Firmware
  • 2 - 10 Amp SPDT Relay(s)
  • Ethernet Interface
  • Reactor Series
LRR210_ZETH-NET
Ethernet Reactor Relay 2-Channel 10-Amp SPDT + 8-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - 10 Amp SPDT Relay(s)
  • Web Interface
  • Reactor Series
LRR220_802154
Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR220_USB
Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with USB Interface
  • 2 - 20 Amp SPDT Relay(s)
  • USB Interface
  • Reactor Series
LRR220_XSC
Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with XSC Interface
  • 2 - 20 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Reactor Series
LRR220_ZBMESH
Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 20 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR220_ZETH-ME
Ethernet Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with ME Firmware
  • 2 - 20 Amp SPDT Relay(s)
  • Ethernet Interface
  • Reactor Series
LRR220_ZETH-NET
Ethernet Reactor Relay 2-Channel 20-Amp SPDT + 8-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - 20 Amp SPDT Relay(s)
  • Web Interface
  • Reactor Series
LRR230_802154
Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 30 Amp SPST Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR230_USB
Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with USB Interface
  • 2 - 30 Amp SPST Relay(s)
  • USB Interface
  • Reactor Series
LRR230_XSC
Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with XSC Interface
  • 2 - 30 Amp SPST Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Reactor Series
LRR230_ZBMESH
Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 30 Amp SPST Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR230_ZETH-ME
Ethernet Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with ME Firmware
  • 2 - 30 Amp SPST Relay(s)
  • Ethernet Interface
  • Reactor Series
LRR230_ZETH-NET
Ethernet Reactor Relay 2-Channel 30-Amp SPST + 8-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - 30 Amp SPST Relay(s)
  • Web Interface
  • Reactor Series
LRR25_802154
Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with 802.15.4 Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR25_USB
Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with USB InterfaceReactor Relay 2-Channel 5
  • 2 - 5 Amp SPDT Relay(s)
  • USB Interface
  • Reactor Series
LRR25_XSC
Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with XSC Interface
  • 2 - 5 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Reactor Series
LRR25_ZBMESH
Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • 2 - 5 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRR25_ZETH-ME
Ethernet Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with ME Firmware
  • 2 - 5 Amp SPDT Relay(s)
  • Ethernet Interface
  • Reactor Series
LRR25_ZETH-NET
Ethernet Reactor Relay 2-Channel 5-Amp SPDT + 8-Channel 8-Bit A/D with Web-Browser Interface
  • 2 - 5 Amp SPDT Relay(s)
  • Web Interface
  • Reactor Series
LRSSR2x_ZBMESH
Reactor Relay 2-Channel Solid State + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
LRSSR2x_ZBMESH_MIX
Reactor Relay 2-Channel Solid State Mix + 8-Channel 8-Bit A/D with ZB ZigBee Interface
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Reactor Series
MIRCR210
Wireless Relay Mirror Pair with 2 Contact Closure Inputs and Receiver with 2 Relay 10-Amp SPDT
  • 2 - 10 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • MirC Series
MirCR210_MCNET
2-Way LAN and Internet Pair with 2 Contact Closure Sender and Receiver with 2 10-Amp SPDT Relays
  • 2 - 10 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Ethernet Interface
  • MCNET Series
MIRCR220
Wireless Relay Mirror Pair with 2 Contact Closure Inputs and Receiver with 2 Relay 20-Amp SPDT
  • 2 - 20 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • MirC Series
MirCR220_MCNET
2-Way LAN and Internet Pair with 2 Contact Closure Sender and Receiver with 2 20-Amp SPDT Relays
  • 2 - 20 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Ethernet Interface
  • MCNET Series
MIRCR230
Wireless Relay Mirror Pair with 2 Contact Closure Inputs and Receiver with 2 Relay 30-Amp SPST
  • 2 - 30 Amp SPST Relay(s)
  • 2 Contact Closure Input(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • MirC Series
MirCR230_MCNET
2-Way LAN and Internet Pair with 2 Contact Closure Sender and Receiver with 2 30-Amp SPST Relays
  • 2 - 30 Amp SPST Relay(s)
  • 2 Contact Closure Input(s)
  • Ethernet Interface
  • MCNET Series
MIRCR25
Wireless Relay Mirror Pair with 2 Contact Closure Inputs and Receiver with 2 Relay 5-Amp SPDT
  • 2 - 5 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • MirC Series
MirCR25_MCNET
2-Way LAN and Internet Pair with 2 Contact Closure Sender and Receiver with 2 5-Amp SPDT Relays
  • 2 - 5 Amp SPDT Relay(s)
  • 2 Contact Closure Input(s)
  • Ethernet Interface
  • MCNET Series
MirXR210
Relay Mirror Pair 2-Controllers Each with Two10-Amp SPDT Relay and 2 Contact Closure Inputs
  • 2 - 10 Amp SPDT Relay(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR210_MXNET
2-Way LAN and Internet Communications Enabled Pair with Two 10-Amp Relay + 2 Contact Closure Inputs
  • 2 - 10 Amp SPDT Relay(s)
  • Ethernet Interface
  • Range: Unlimited
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR220
Relay Mirror Pair 2-Controllers Each with Two 20-Amp SPDT Relay and 2 Contact Closure Inputs
  • 2 - 20 Amp SPDT Relay(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR220_MXNET
2-Way LAN and Internet Communications Enabled Pair with Two 20-Amp Relay + 2 Contact Closure Inputs
  • 2 - 20 Amp SPDT Relay(s)
  • Ethernet Interface
  • Range: Unlimited
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR230
Relay Mirror Pair 2-Controllers Each with Two 30-Amp SPST Relay and 2 Contact Closure Inputs
  • 2 - 30 Amp SPST Relay(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR230_MXNET
2-Way LAN and Internet Communications Enabled Pair with Two 30-Amp Relay + 2 Contact Closure Inputs
  • 2 - 30 Amp SPST Relay(s)
  • Ethernet Interface
  • Range: Unlimited
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR25
Relay Mirror Pair 2-Controllers Each with Two 5-Amp SPDT Relay and 2 Contact Closure Inputs
  • 2 - 5 Amp SPDT Relay(s)
  • Wireless Interface
  • Range: 300 ft. to 15 mi.
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
MirXR25_MXNET
2-Way LAN and Internet Communications Enabled Pair with Two 5-Amp Relay + 2 Contact Closure Inputs
  • 2 - 5 Amp SPDT Relay(s)
  • Ethernet Interface
  • Range: Unlimited
  • 2 Contact Closure Inputs
  • 2 Relay Outputs
R210
RS232 Relay 2-Channel 10 Amp SPDT
Screw Terminal Relay Connections
  • 2 - 10 Amp SPDT Relay(s)
  • Serial Interface
  • Screw Terminal Connections
  • Quick Start Kit Needed for DB9 Connection
R210PL_802154
ProXR Lite Relay 2-Channel 10-Amp SPDT with ZB ZigBee Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R210PL_USB
ProXR Lite Relay 2-Channel 10-Amp SPDT with USB Interface
  • 2 - 10 Amp SPDT Relay(s)
  • USB Interface
  • ProXR-Lite Series
R210PL_XSC
ProXR Lite Relay 2-Channel 10-Amp SPDT with XSC Interface
  • 2 - 10 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • ProXR-Lite Series
R210PL_ZBMESH
ProXR Lite Relay 2-Channel 10-Amp SPDT with ZB ZigBee Interface
  • 2 - 10 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R210PL_ZETH-ME
ProXR Lite Ethernet Relay
2-Channel 10-Amp Relays Installed
  • 2 - 10 Amp SPDT Relay(s)
  • 8 Variable Sensor Input(s)
  • Ethernet Interface
  • ProXR-Lite Series
R210RS
RS232 Relay 2-Channel 5 Amp SPDT
Relay Screw Terminals & Onboard DB9 Connector
  • 2 - 10 Amp SPDT Relay(s)
  • RS-232 Interface
  • Onboard DB9 Connector
  • Terminal Block Relay Connection
R21DPDT
RS232 Relay 2-Channel 1 Amp DPDT
Solder-On Relay Connections
  • 2 - 1 Amp DPDT Relay(s)
  • RS-232 Interface
  • Solder-On Conections
  • Quick Start Kit Needed for DB9 Connection
R21DPDTCN
RS232 Relay 2-Channel 1-Amp DPDT
With Screw Terminal Connections
  • 2 - 1 Amp DPDT Relay(s)
  • Serial Interface
  • Screw Terminal Connections
  • Quick Start Kit Needed for DB9 Connection
R21DPDTCNRS
RS232 Relay 2-Channel 1-Amp DPDT
Screw Terminal & Onboard RS-232 Plug
  • 2 - 1 Amp DPDT Relay(s)
  • DB9 Interface
  • Screw Terminal Connections
  • Economy Series
R220
RS232 Relay 2-Channel 30 Amp SPST
Direct Relay Connections
  • 2 - 20 Amp SPDT Relay(s)
  • RS-232 Interface
  • Direct Relay Connections
  • Quick Start Kit Needed for DB9 Connection
R220PL_802154
ProXR Lite Relay 2-Channel 20-Amp SPDT with ZB ZigBee Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R220PL_USB
ProXR Lite Relay 2-Channel 20-Amp SPDT with USB Interface
  • 2 - 20 Amp SPDT Relay(s)
  • USB Interface
  • ProXR-Lite Series
R220PL_XSC
ProXR Lite Relay 2-Channel 20-Amp SPDT with XSC Interface
  • 2 - 20 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • ProXR-Lite Series
R220PL_ZBMESH
ProXR Lite Relay 2-Channel 20-Amp SPDT with ZB ZigBee Interface
  • 2 - 20 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R220PL_ZETH-ME
ProXR Lite Ethernet Relay
2-Channel 20-Amp Relays Installed
  • 2 - 20 Amp SPDT Relay(s)
  • 8 Variable Sensor Input(s)
  • Ethernet Interface
  • ProXR-Lite Series
R220RS
RS232 Relay 2-Channel 20 Amp SPDT
Direct Relay Connection & Onboard DB9 Connector
  • 2 - 20 Amp SPDT Relay(s)
  • DB9 Interface
  • Onboard DB9 Connector
  • Direct Relay Connections
R230
RS232 Relay 2-Channel 30 Amp SPDT
Direct Relay Connections
  • 2 - 30 Amp SPST Relay(s)
  • RS-232 Interface
  • Direct Relay Connections
  • Quick Start Kit Needed for DB9 Connection
R230PL_802154
ProXR Lite Relay 2-Channel 30-Amp SPST with ZB ZigBee Interface
  • 2 - 30 Amp SPST Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R230PL_USB
ProXR Lite Relay 2-Channel 30-Amp SPST with USB Interface
  • 2 - 30 Amp SPST Relay(s)
  • USB Interface
  • ProXR-Lite Series
R230PL_XSC
ProXR Lite Relay 2-Channel 30-Amp SPST with XSC Interface
  • 2 - 30 Amp SPST Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • ProXR-Lite Series
R230PL_ZBMESH
ProXR Lite Relay 2-Channel 30-Amp SPST with ZB ZigBee Interface
  • 2 - 30 Amp SPST Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R230PL_ZETH-ME
ProXR Lite Ethernet Relay
2-Channel 30-Amp Relays Installed
  • 2 - 30 Amp SPST Relay(s)
  • 8 Variable Sensor Input(s)
  • Ethernet Interface
  • ProXR-Lite Series
R230RS
RS232 Relay 2-Channel 30 Amp SPST
Direct Relay Connection & Onboard DB9 Connector
  • 2 - 30 Amp SPST Relay(s)
  • Serial Interface
  • Onboard DB9 Connector
  • Direct Relay Connections
R23DPDT
RS232 Relay 2-Channel 3 Amp DPDT
Solder-On Relay Connections
  • 2 - 3 Amp DPDT Relay(s)
  • RS-232 Interface
  • Solder-On Conections
  • Quick Start Kit Needed for DB9 Connection
R23DPDTCN
RS232 Relay 2-Channel 3 Amp SPDT
Screw Terminal Relay Connections
  • 2 - 3 Amp DPDT Relay(s)
  • Serial Interface
  • Screw Terminal Connections
  • Quick Start Kit Needed for DB9 Connection
R23DPDTCNRS
RS232 Relay 2-Channel 3 Amp SPDT
Relay Screw Terminals & Onboard DB9 Connector
  • 2 - 3 Amp DPDT Relay(s)
  • DB9 Interface
  • Screw Terminal Connections
  • Economy Series
R25
RS232 Relay 2-Channel 5 Amp SPDT
Screw Terminal Relay Connections
  • 2 - 5 Amp SPDT Relay(s)
  • Serial Interface
  • Screw Terminal Connections
  • Quick Start Kit Needed for DB9 Connection
R25DPDT
RS232 Relay 2-Channel 5 Amp DPDT
Solder-On Relay Connections
  • 2 - 5 Amp DPDT Relay(s)
  • Serial Interface
  • Solder-On Conections
  • Quick Start Kit Needed for DB9 Connection
R25DPDTCN
RS232 Relay 2-Channel 5 Amp SPDT
Screw Terminal Relay Connections
  • 2 - 5 Amp DPDT Relay(s)
  • Serial Interface
  • Screw Terminal Connections
  • Quick Start Kit Needed for DB9 Connection
R25DPDTCNRS
RS232 Relay 2-Channel 5 Amp SPDT
Relay Screw Terminals & Onboard DB9 Connector
  • 2 - 5 Amp DPDT Relay(s)
  • Serial Interface
  • Economy Series
R25PL_802154
ProXR Lite Relay 2-Channel 5-Amp SPDT with ZB ZigBee Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R25PL_USB
ProXR Lite Relay 2-Channel 5-Amp SPDT with USB Interface
  • 2 - 5 Amp SPDT Relay(s)
  • USB Interface
  • ProXR-Lite Series
R25PL_XSC
ProXR Lite Relay 2-Channel 5-Amp SPDT with XSC Interface
  • 2 - 5 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • ProXR-Lite Series
R25PL_ZBMESH
ProXR Lite Relay 2-Channel 5-Amp SPDT with ZB ZigBee Interface
  • 2 - 5 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR-Lite Series
R25PL_ZETH-ME
ProXR Lite Ethernet Relay
2-Channel 5-Amp Relays Installed
  • 2 - 5 Amp SPDT Relay(s)
  • 8 Variable Sensor Input(s)
  • Ethernet Interface
  • ProXR-Lite Series
R25RS
RS232 Relay 2-Channel 5 Amp SPDT
Relay Screw Terminals & Onboard DB9 Connector
  • 2 - 5 Amp SPDT Relay(s)
  • RS-232 Interface
  • Onboard DB9 Connector
  • Terminal Block Relay Connection
SSR2x
RS-232 2-Channel Solid State Relay Controller
Screw Terminal Relay Connections
  • 2 - Amp Solid-State Relay(s)
  • Serial Interface
  • Quick Start Kit Needed for DB9 Connection
SSR2xRS
2-Channel Solid State Relay - RS-232 Interface
Relay Screw Terminals & Onboard DB9 Connector
  • 2 - Optional Amp Solid-State Relay(s)
  • Serial Interface
  • Onboard DB9 Connector
TLR210_802154
Time Activated Relay 2-Channel 10-Amp SPDT with 802.15.4 Interface
  • 2 - 10 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR210_USB
Time Activated Relay 2-Channel 10-Amp SPDT with USB Interface
  • 2 - 10 Amp SPDT Relay(s)
  • USB Interface
  • Taralist Series
TLR210_XSC
Time Activated Relay 2-Channel 10-Amp SPDT with XSC Interface
  • 2 - 10 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Taralist Series
TLR210_ZBMESH
Time Activated Relay 2-Channel 10-Amp SPDT with ZB ZigBee Interface
  • 2 - 10 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR210_ZETH-ME
Ethernet Time Activated Relay 2-Channel 10-Amp SPDT with ME Firmware
  • 2 - 10 Amp SPDT Relay(s)
  • Ethernet Interface
  • Taralist Series
TLR210_ZETH-NET
Ethernet Time Activated Relay 2-Channel 10-Amp SPDT with Web-Browser Interface
  • 2 - 10 Amp SPDT Relay(s)
  • Web Interface
  • Taralist Series
TLR220_802154
Time Activated Relay 2-Channel 20-Amp SPDT with 802.15.4 Interface
  • 2 - 20 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR220_USB
Time Activated Relay 2-Channel 20-Amp SPDT with USB Interface
  • 2 - 20 Amp SPDT Relay(s)
  • USB Interface
  • Taralist Series
TLR220_XSC
Time Activated Relay 2-Channel 20-Amp SPDT with XSC Interface
  • 2 - 20 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Taralist Series
TLR220_ZBMESH
Time Activated Relay 2-Channel 20-Amp SPDT with ZB ZigBee Interface
  • 2 - 20 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR220_ZETH-ME
Ethernet Time Activated Relay 2-Channel 20-Amp SPDT with ME Firmware
  • 2 - 20 Amp SPDT Relay(s)
  • Ethernet Interface
  • Taralist Series
TLR220_ZETH-NET
Ethernet Time Activated Relay 2-Channel 20-Amp SPDT with Web-Browser Interface
  • 2 - 20 Amp SPDT Relay(s)
  • Web Interface
  • Taralist Series
TLR230_802154
Time Activated Relay 2-Channel 30-Amp SPST with 802.15.4 Interface
  • 2 - 30 Amp SPST Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR230_USB
Time Activated Relay 2-Channel 30-Amp SPST with USB Interface
  • 2 - 30 Amp SPST Relay(s)
  • USB Interface
  • Taralist Series
TLR230_XSC
Time Activated Relay 2-Channel 30-Amp SPST with XSC Interface
  • 2 - 30 Amp SPST Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Taralist Series
TLR230_ZBMESH
Time Activated Relay 2-Channel 30-Amp SPST with ZB ZigBee Interface
  • 2 - 30 Amp SPST Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR230_ZETH-ME
Ethernet Time Activated Relay 2-Channel 30-Amp SPST with ME Firmware
  • 2 - 30 Amp SPST Relay(s)
  • Ethernet Interface
  • Taralist Series
TLR230_ZETH-NET
Ethernet Time Activated Relay 2-Channel 30-Amp SPST with Web-Browser Interface
  • 2 - 30 Amp SPST Relay(s)
  • Web Interface
  • Taralist Series
TLR25_802154
Time Activated Relay 2-Channel 5-Amp SPDT with 802.15.4 Interface
  • 2 - 5 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR25_USB
Time Activated Relay 2-Channel 5-Amp SPDT with USB Interface
  • 2 - 5 Amp SPDT Relay(s)
  • USB Interface
  • Taralist Series
TLR25_XSC
Time Activated Relay 2-Channel 5-Amp SPDT with XSC Interface
  • 2 - 5 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Taralist Series
TLR25_ZBMESH
Time Activated Relay 2-Channel 5-Amp SPDT with ZB ZigBee Interface
  • 2 - 5 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Taralist Series
TLR25_ZETH-ME
Ethernet Time Activated Relay 2-Channel 5-Amp SPDT with ME Firmware
  • 2 - 5 Amp SPDT Relay(s)
  • Ethernet Interface
  • Taralist Series
TLR25_ZETH-NET
Ethernet Time Activated Relay 2-Channel 5-Amp SPDT with Web-Browser Interface
  • 2 - 5 Amp SPDT Relay(s)
  • Web Interface
  • Taralist Series
UADR220PROXR
USB Relay Board 2-Channel 20 Amp SPDT + 8-Channel 8/10-Bit A/D
  • 2 - 20 Amp SPDT Relay(s)
  • USB Interface
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
UADR230PROXR
USB Relay Board 2-Channel 30 Amp SPST + 8-Channel 8/10-Bit A/D
  • 2 - 30 Amp SPST Relay(s)
  • USB Interface
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220PROXR
Zigbee Relay Board 2-Channel 20 Amp SPDT + 8-Channel 8/10-Bit A/D
  • 2 - 20 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220PROXR_USB
2-Channel 20 Amp SPDT - USB Interface
ProXR Firmware with 8 AD/Contact Closure Inputs
  • 2 - 20 Amp SPDT Relay(s)
  • USB Interface
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220PROXR_ZBMESH
ZB ZigBee Relay Controller 2-Channel 20 Amp SPDT + 8-Channel 8/10-Bit A/D
  • 2 - 20 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220PROXR_ZBT
2-Channel 20 Amp Bluetooth Relay
with Bluetooth Interface & Variable Sensor Input
  • 2 - 20 Amp SPDT Relay(s)
  • Bluetooth Interface
  • Range: 300 ft.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220ProXR_ZETH-ME
Ethernet Relay Controller 2-Channel 20 Amp SPDT + 8-Channel 8/10-Bit A/D
  • 2 - 20 Amp SPDT Relay(s)
  • Ethernet-ME Interface
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR220PROXR_ZRS
RS232 Relay 2-Channel 20 Amp SPDT
ProXR Firmware with 8 AD/Contact Closure Inputs
  • 2 - 20 Amp SPDT Relay(s)
  • RS232 Interface
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230PROXR
Zigbee Relay Board 2-Channel 30 Amp SPST + 8-Channel 8/10-Bit A/D
  • 2 - 30 Amp SPST Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230PROXR_USB
2-Channel 30 Amp SPDT - USB Interface
ProXR Firmware with 8 AD/Contact Closure Inputs
  • 2 - 30 Amp SPST Relay(s)
  • USB Interface
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230PROXR_ZBMESH
ZB ZigBee Relay Controller 2-Channel 30 Amp SPST + 8-Channel 8/10-Bit A/D
  • 2 - 30 Amp SPST Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230PROXR_ZBT
2-Channel 30 Amp Bluetooth Relay
with Bluetooth Interface & Variable Sensor Input
  • 2 - 30 Amp SPST Relay(s)
  • Bluetooth Interface
  • Range: 300 ft.
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230ProXR_ZETH-ME
Ethernet Relay Controller 2-Channel 30 Amp SPST + 8-Channel 8/10-Bit A/D
  • 2 - 30 Amp SPST Relay(s)
  • Ethernet-ME Interface
  • ProXR Series
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZADR230PROXR_ZRS
RS232 Relay 2-Channel 30 Amp SPDT
ProXR Firmware with 8 AD/Contact Closure Inputs
  • 2 - 30 Amp SPST Relay(s)
  • RS-232 Interface
  • 8 A-D/Contact Closure Inputs
  • XR Expansion Port
ZR210
2-Channel 10-Amp SPDT 802.15.4 Wireless Relay Controller
  • 2 - 10 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR210_XSC
XSC Long Range Wireless Controller 2-Channel 10-Amp SPDT
  • 2 - 10 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Economy Series
ZR210_ZBMESH
2-Channel 10-Amp SPDT ZB ZigBee Relay Controller
  • 2 - 10 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR210_ZUSB
2-Channel 10-Amp SPDT USB Relay Controller
ZR220
2-Channel 20-Amp SPDT 802.15.4 Wireless Relay Controller
  • 2 - 20 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR220_XSC
XSC Long Range Wireless Controller 2-Channel 20-Amp SPDT
  • 2 - 20 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Economy Series
ZR220_ZBMESH
2-Channel 20-Amp SPDT ZB ZigBee Relay Controller
  • 2 - 20 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR230
2-Channel 30-Amp SPST 802.15.4 Wireless Relay Controller
  • 2 - 30 Amp SPST Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR230_XSC
XSC Long Range Wireless Controller 2-Channel 30-Amp SPST
  • 2 - 30 Amp SPST Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Economy Series
ZR230_ZBMESH
2-Channel 30-Amp SPST ZB ZigBee Relay Controller
  • 2 - 30 Amp SPST Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR25
2-Channel 5-Amp SPDT 802.15.4 Wireless Relay Controller
  • 2 - 5 Amp SPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR25DPDT
2-Channel 5-Amp DPDT 802.15.4 Wireless Relay Controller
  • 2 - 5 Amp DPDT Relay(s)
  • 802.15.4 Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR25DPDT_XSC
XSC Long Range Wireless Controller 2-Channel 5-Amp DPDT
  • 2 - 5 Amp DPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Economy Series
ZR25DPDT_ZBMESH
2-Channel 5-Amp DPDT ZB ZigBee Relay Controller with Relay Interface
  • 2 - 5 Amp DPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR25DPDT_ZUSB
2-Channel 5-Amp DPDT USB Relay Controller
ZR25_XSC
XSC Long Range Wireless Controller 2-Channel 5-Amp SPDT
  • 2 - 5 Amp SPDT Relay(s)
  • XSC Interface
  • Range: 1 mi. to 15 mi.
  • Economy Series
ZR25_ZBMESH
2-Channel 5-Amp SPDT ZB ZigBee Relay Controller
  • 2 - 5 Amp SPDT Relay(s)
  • ZigBee Interface
  • Range: 300 ft. to 1 mi.
  • Economy Series
ZR25_ZUSB
2-Channel 5-Amp SPDT USB Relay Controller