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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
The Robertshaw 620-202 is rated for continuous operation
ensuring the motor starts cooler and operates within safe thermal limits
supporting 120/240 VAC applications
Is this a direct replacement for standard steam trap assemblies
Key Benefits for Contractors Non-Cycling Operation: Internal 15-second delay prevents short cycling caused by boiler surging or priming
Siemens Combustion QRA2(1) UV Detector R-134A The Robertshaw 620-202 is ratedThe Siemens Combustion QRA2(1) UV Detector is a high performance ultraviolet flame sensor designed specifically for the supervision of gas and oil flames in industrial and commercial burner systems. Engineered for intermittent operation, this normal sensitivity detector utilizes a side viewing photodiode to monitor UV radiation in the 190 to 270 nm spectral range. The QRA2(1) features a specialized metallized plastic housing that effectively prevents
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