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 $118.00 Full Description> 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 $118.00 Full Description> SSR2x RS-232 2-Channel Solid State Relay ControllerScrew Terminal Relay Connections 2 - Amp Solid-State Relay(s) Serial Interface Quick Start Kit Needed for DB9 Connection $59.00 Full Description> SSR2xRS 2-Channel Solid State Relay - RS-232 InterfaceRelay Screw Terminals & Onboard DB9 Connector 2 - Optional Amp Solid-State Relay(s) Serial Interface Onboard DB9 Connector $69.00 Full Description>