Eiki LC-XB31 Replacement Projector Lamp With Original Philips Bulb and HousingLC XB31 Eiki Projector Lamp Replacement. Projector Lamp Assembly with High Quality Genuine Original Philips UHP Bulb inside.

a reliable solution for automatic limit control in heating systems

Temperature range: 100 to 300 Deg F

offering flexible installation across different configurations

It supports precise flame regulation

Reliable relay module for consistent boiler operation

Direct replacement for 1183502

Type: Permanent

Designed for single-packaged gas packs and R4GD-compatible systems

The unit is easily integrated into existing piping and compatible with common trap configurations

Type: Flame Rod with Spark Pilot ignition

The relay operates in bypass timing mode when immediate action is required

Dimensions: Overall length 9-3/16 in