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offering improved junction box access and modern insulation standards while maintaining the same physical footprint
86" WC and remains closed during the heating cycle
For technicians performing a valve teardown or routine bonnet maintenance
preventing nuisance trips and ensuring reliable proof-of-closure for the control board
Maxitrol R400S-3/8-CSA Regulator Els PW 17895 offering improved junction box accessThe Maxitrol R400S 3 8 CSA is a high performance gas pressure regulator engineered for precision fuel control in commercial and industrial HVACR applications. Built with a 3 8" NPT pipe size, this double diaphragm balanced valve design ensures stable outlet pressure even when upstream pressures fluctuate, preventing pilot dropouts and burner instability. The unit carries a CSA certified max inlet pressure of 1 2 PSI, though it has been Maxitrol tested
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