R810PL_USB ProXR Lite USB Relay8-Channel 10-Amp SPDT Relays Installed 8 - 10 Amp SPDT Relay(s) USB Interface ProXR-Lite Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $194.00 Full Description> R820PL_USB ProXR Lite USB Relay8-Channel 20-Amp SPDT Relays Installed 8 - 20 Amp SPDT Relay(s) USB Interface ProXR-Lite Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $244.00 Full Description> R830PL_USB ProXR Lite USB Relay8-Channel 30-Amp SPST Relays Installed 8 - 30 Amp SPST Relay(s) USB Interface ProXR-Lite Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $284.00 Full Description> R85PL_USB ProXR Lite USB Relay8-Channel 5-Amp SPDT Relays Installed 8 - 5 Amp SPDT Relay(s) USB Interface ProXR-Lite Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $174.00 Full Description> ZADR810PROXR_USB USB Relay 8-Channel 10 Amp SPDTProXR Firmware with 8 AD/Contact Closure Inputs 8 - 10 Amp SPDT Relay(s) USB Interface ProXR Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $230.00 Full Description> ZADR85PROXR_USB USB Relay 8-Channel 5 Amp SPDTProXR Firmware with 8 AD/Contact Closure Inputs 8 - 5 Amp SPDT Relay(s) USB Interface ProXR Series 8 A-D/Contact Closure InputsXR Port Adds Additional Relays $210.00 Full Description>