Hot Surface Igniters

Hot Surface Igniters ensure reliable gas ignition in heating systems for safety and efficiency.

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Sure Comfort 50D50U-843 All-Spark™ Intermittent Pilot /Direct Spark Ignition Module

Sure Comfort 50D50U-843 All-Spark™ Intermittent Pilot /Direct Spark Ignition Module

PN: 875494
MPN: 50D50U-843

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Hot Surface Igniters (HSIs) are essential components in modern heating systems, providing reliable ignition for gas burners. Utilizing a high-resistance material, HSIs generate heat when electrical current passes through, igniting the gas efficiently. Their durability and quick response make them ideal for various applications, ensuring safe and effective operation in residential and commercial settings.