This Control Panel is used to control the on and off of the Exhaust fan/blower, celldeck, and heater. For automatic features we use Punos 515 to set it up. The Punos 515 has 2 temperature sensors that are used to check the temperature in the room It is better to use Punos 515 if more than 6 blowers are used in the cage Our Control Panel uses original spare parts from Scheneider and consists of: RCP Overloaded voltmeter Alarm when power is off