Robertshaw 780-787 Ignition Module 30067439-890 featuring a nominal R22 capacity-8

featuring a nominal R22 capacity-8

while the second stage employs a matrix of epoxy-bonded blended fibers for ultra-fine coalescence

5-inch immersion depth for universal compatibility across multiple electric water heater brands

This sensor is an industry standard for contractors requiring the KMC Controls STE-1400 series specifications for single-point temperature detection in AHUs and VAV terminals

Robertshaw 780-787 Ignition Module 30067439-890 featuring a nominal R22 capacity-8The Robertshaw 780 787 Ignition Module is a professional grade Hot Surface Ignition (HSI) Control engineered for high reliability performance in gas fired heating systems. This specific unit is a direct replacement for the HS780 34NR 306A, maintaining exact electrical and mechanical specifications for seamless field installation. Operating on a 120V AC supply voltage with a 24V AC control input, this module features a 34 second ignitor warm up period