ControlByWeb I/O Controllers

I/O Controllers WebRelay-Quad remote relay controller with 4 web-controlled relays, browser-based logic builder, open API, Modbus TCP/IP and MQTT support. (standard Ethernet/DC-powered model).

I/O Controllers X-401 industrial dual relay and input module with browser-based setup, embedded logic builder, Modbus/MQTT/SNMP/REST support, 2 SPDT relays, and 2 optically isolated digital inputs. (Wi-Fi model).

I/O Controllers WebSwitch Plus remote power switch with 2 relay-controlled power outlets, 2 digital inputs, up to 16 temperature sensors, automatic reboot, logging, and browser-based control. (with temperature sensor; North American model).

I/O Controllers X-410 edge programmable controller with browser-based logic, 4 relays, 4 digital inputs, up to 16 temperature sensors, data logging, and Modbus/MQTT/open API support. (standard Ethernet/DC-powered model).

I/O Controllers X-412 4-channel relay and analog input module with 4 high-resolution analog inputs, 4 relays, browser-based logic, data logging, and open protocol support. (PoE/Ethernet model).

I/O Controllers X-410 edge programmable controller with browser-based logic, 4 relays, 4 digital inputs, up to 16 temperature sensors, data logging, and Modbus/MQTT/open API support. (Wi-Fi model).

I/O Controllers X-401 industrial dual relay and input module with browser-based setup, embedded logic builder, Modbus/MQTT/SNMP/REST support, 2 SPDT relays, and 2 optically isolated digital inputs. (PoE/Ethernet model).

I/O Controllers X-410 edge programmable controller with browser-based logic, 4 relays, 4 digital inputs, up to 16 temperature sensors, data logging, and Modbus/MQTT/open API support. (cellular/Wi-Fi model; with a 12-month, 10 MB/mo cellular data plan included).

I/O Controllers WebRelay single relay and input module with browser-based interface, open REST API, 1 relay, 1 digital input, data logging, and 400-Series firmware capabilities. (Wi-Fi model).

I/O Controllers WebRelay-Quad remote relay controller with 4 web-controlled relays, browser-based logic builder, open API, Modbus TCP/IP and MQTT support. (cellular/Wi-Fi model; with a 12-month, 10 MB/mo cellular data plan included).

I/O Controllers X-420 instrumentation-grade data acquisition module with 4 analog inputs, 2 configurable digital I/O, frequency input, up to 16 temperature sensors, and browser-based monitoring. (PoE/Ethernet model).

I/O Controllers X-401 industrial dual relay and input module with browser-based setup, embedded logic builder, Modbus/MQTT/SNMP/REST support, 2 SPDT relays, and 2 optically isolated digital inputs. (standard Ethernet/DC-powered model).