White-Rodgers 50E47U-843 Hot Surface Ignition Module

White-Rodgers 50E47U-843 is a universal hot surface ignition module designed to replace 24V, 120V, or 240V non-integrated HSI modules across a wide range of heating applications. This flexible HSI solution replaces hundreds of part numbers from brands including Fenwal, Honeywell, UTEC, ICM, and Robertshaw, simplifying stocking and service.

Engineered for dependable ignition, it supports efficient furnace operation and reliable idle start, with a design that tolerates aging components and varying voltages.

• Universal voltage compatibility: supports 24V, 120V, and 240V systems for broad compatibility.
• Non-integrated HSI replacement: swap-in replacement that minimizes wiring changes.
• Wide application coverage: suitable for hundreds of models across multiple brands.
• Reliable ignition performance: consistent flame initiation and safe operation.
• Easy installation and durable construction: faster service and longer service life.

Designed to handle the demands of modern heating systems, this replacement module delivers quick ignition and robust performance in residential and light commercial equipment. Upgrade your service inventory with the White-Rodgers 50E47U-843 today for fewer calls and faster repairs.