All Spark Universal Intermittent Pilot/Direct Spark 24V Ignition Module. Integrated NFC For Setup/Diagnostics Using W-R Connect App.


The All-SparkTM 50D50U-843 is a non-integrated 24V single stage spark ignition module. This control is designed to replace either 24V Intermittent Pilot (IP) or 24V Direct Spark Ignition (DSI) applications. Additional modifications can be made to replace applications with a rollout switch or edge card harness.

The control is factory set to match Honeywell S8610U Intermittent Pilot default settings (See Table 1). To replace Fenwal, Robertshaw, Johnson Controls, BASO, Camstat and other valid part numbers, additional configuration through the White-Rodgers Connect Mobile App or 7-segment display is available.

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50D50U-843, All-Spark Universal Non-Integrated Ignition Module – Integrated NFC for Configuration and Diagnostics using the White-Rodgers Connect App. Replaces over 800 24V IP + DSI part numbers.


  • Configurable for both 24V intermittent pilot and direct spark ignition modules
  • Streamline inventory by replacing over 800 24V IP/DSI part numbers
  • Quick configuration without power and simple diagnostics with the White-Rodgers Connect app
  • 7-Segment display provides additional configuration options and expanded fault code message reporting
  • Rajah and spade spark terminals on-board eliminate the need for an external adapter
  • For use in natural and lp gas applications


  • Voltage (Low): 24 Vac, 50/60 Hz
  • Voltage (Line): 120 Vac, 50/60 Hz
  • Temperature Range Ambient Operating: -40 degrees to 175 degrees F (-40 degrees to 79 degrees C)
  • Humidity Range: 5% to 93% relative humidity (non-condensing)
  • Certifications: UL Recognized (Canada & US)

Additional information

Weight 1.10 lbs
Dimensions 8.00 × 5.60 × 2.80 in


  • 50D50U-843 Brochure
  • 50D50U-843 Product Overview
  • 50D50U-843 Install Guide


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