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Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Type Number of Outputs Analogue / Digital Output Type Mounting Style Size Number of Inputs Display Type Series
ControlByWeb 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. (PoE/Ethernet model). 8In Stock
10Expected 2026/10/16
$250.03
Min.: 1
Mult.: 1
DIN Rail Mount 400 Series
ControlByWeb 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. (standard Ethernet/DC-powered model). 21In Stock
$200.02
Min.: 1
Mult.: 1
DIN Rail Mount 400 Series
ControlByWeb 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). 8In Stock
$350.05
Min.: 1
Mult.: 1
2 Output Digital Relay Panel Mount 2 Input WebSwitch
ControlByWeb 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. (Wi-Fi model). 7In Stock
1On Order
$240.03
Min.: 1
Mult.: 1
4 Output Digital Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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. (Wi-Fi model). 3In Stock
$420.06
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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; international model). 3In Stock
$330.05
Min.: 1
Mult.: 1
2 Output Digital Relay Panel Mount 2 Input WebSwitch
ControlByWeb 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). 3In Stock
11On Order
$350.05
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb I/O Controllers WebRelay-10 Plus industrial remote relay controller with 10 independent Form-C relays, 2 digital inputs, up to 16 temperature sensors, event scheduling, logging, and browser-based control. (standard Ethernet/DC-powered model). 6In Stock
$570.09
Min.: 1
Mult.: 1
10 Output Digital Relay DIN Rail Mount 232 mm x 126 mm x 62 mm 2 Input WebRelay Series
ControlByWeb 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). 53In Stock
$330.05
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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). 3In Stock
$430.07
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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. (standard Ethernet/DC-powered model). 2In Stock
$400.06
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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. (PoE/Ethernet model). 1In Stock
47On Order
$230.03
Min.: 1
Mult.: 1
DIN Rail Mount 400 Series
ControlByWeb 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). 16In Stock
$220.03
Min.: 1
Mult.: 1
DIN Rail Mount 400 Series
ControlByWeb 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). 1In Stock
10Expected 2026/10/16
$330.05
Min.: 1
Mult.: 1
2 Output Digital Relay DIN Rail Mount 2 Input 400 Series
ControlByWeb 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. (PoE/Ethernet model). 2In Stock
10On Order
$360.05
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
Bridgetek I/O Controllers ModBus Trailing Edge Light Dimmer 2In Stock
1Expected 2026/12/29
$134.49
$113.42
$108.17
$102.41
Min.: 1
Mult.: 1
LED
Bridgetek I/O Controllers ModBus Isolated IO Controller 2In Stock
1Expected 2026/12/29
$93.62
Min.: 1
Mult.: 1
4 Output Mounting Bracket 6 Input
ControlByWeb 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. (cellular/Wi-Fi model; with a 12-month, 10 MB/mo cellular data plan 4In Stock
$486.06
Min.: 1
Mult.: 1
2 Output Digital Relay DIN Rail Mount 2 Input 400 Series
ControlByWeb 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). 5In Stock
$526.07
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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. (cellular/Wi-Fi model; with a 12-month, 10 MB/mo cellular data plan included). 5In Stock
$596.08
Min.: 1
Mult.: 1
4 Output Analog Relay DIN Rail Mount 4 Input 400 Series
ControlByWeb 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). 9In Stock
$220.03
Min.: 1
Mult.: 1
1 Output Digital Relay DIN Rail Mount 1 Input 400 Series
ControlByWeb 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. (cellular/Wi-Fi model; with a 12-month, 10 MB/mo cellular data plan included). 5In Stock
$396.05
Min.: 1
Mult.: 1
1 Output Digital Relay DIN Rail Mount 1 Input 400 Series
ControlByWeb 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). 5In Stock
$416.05
Min.: 1
Mult.: 1
4 Output Digital Relay DIN Rail Mount 4 Input 400 Series
Telemecanique I/O Controllers IO Link Master 8 Ports Class A M12 Profinet 24VDC 4In Stock
$653.08
$653.07
Min.: 1
Mult.: 1
IO Link Master IO-Link
ControlByWeb 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). 5In Stock
$430.07
Min.: 1
Mult.: 1
Digital 400 Series