There are two Sensor-Controlled Relay Accessories in the Enviromon.net product line, a Basic Sensor-Controlled Relay which controls the electrical power to a single device through a single Smart Sensors managed over the Internet and a 8 Port Sensor-Controlled Relay which is a specially designed multiport relay for advanced process control and is easily controlled by any of Enviromon's extensive selection of Smart Sensors. Both Sensor-Controlled Relays can provide automatic responses to sensor alerts.

The Basic Sensor-Controlled Relay works with all SensorHawk Base Units, as well as the SecurityHawk Base Units. The 8 Port Sensor-Controlled Relay works ONLY with the SecurityHawk Base Units.