Relay board with 3 relays

Spare part for electric mobile heaters:

• HOTBOY Multi 21 kW - 3 pieces
• HOTBOY Standard 21 kW - 3 pieces

Area of application/function:
The relay board with 3 relays is used to control and switch various electrical components in electric heaters. It takes over switching tasks between the control and consumers and ensures reliable and safe operation of the heating system.

Alternative search terms:
Relay board 3 relays, relay module, circuit board, control board relay, relay card, electronic board, relay board, switching module.