White-Rodgers 50D50U-843 Ignition ModuleWhite Rodgers 50D50U 843 is a universal ignition module designed for intermittent pilot and direct spark 24V systems. It also includes integrated NFC for fast setup and diagnostics via the W R Connect app, simplifying service and troubleshooting. Built for reliability, the All Spark universal ignition technology delivers consistent ignition performance, while the compact design fits a range of furnace configurations. The NFC interface enables remote

Post-purge timer: 2 minutes

The straightforward

BE Gas Fired Unit Heaters

operating at 60 Hz to power ignition modules in gas furnaces across residential

It is a genuine Carrier replacement part built to meet the demanding electrical and environmental conditions of modern HVAC installations

Convertible range adjuster for precise setpoint tuning

it uses a SPDT switch and offers a wide 100–240°F range to fit radiant and baseboard installations

Designed for easy installation and long life

minimizes pressure fluctuation

Diameter: 7

the SA51S-6 valve assembly ensures dependable performance

Durable material: Resilient against high temperatures and routine service conditions