Relay board with 4 relays

Spare part for electric mobile heaters:

• HOTBOY Multi 36 kW
• HOTBOY Standard 36kW

Area of application/function:
The relay board with 4 relays is used to control and switch several electrical consumers in electric heaters. It enables the reliable control of various heating levels or additional functions and supports safe system operation.

Alternative search terms:
Relay board 4 relays, relay module, circuit board, relay control board, relay card, electronic board, relay board, switching module.