Témoin lumineux isr De Dietrich JJX000627412

The indicator lamp ISR is a small but important component for monitoring boiler and burner status. This lamp provides visual feedback on system operation, helping users quickly identify when equipment is running or if there is a fault. As part of heating equipment components, it is easy to install and replace, making it a useful item for boiler maintenance and repair. Its clear indication aids in troubleshooting and ensures safe operation of gas burner parts and other systems.