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the remote sensing bulb must be mounted on a horizontal run of the suction line at the 4 or 8 o'clock position for accurate feedback
this 1/4 NPT bulb well handles high-velocity flow and standard residential or commercial pressure ratings without degradation
Key Benefits for Technicians Fixed Temperature Accuracy: Factory-calibrated for a 210°F open temperature to maintain strict safety protocols
Featuring an ANSI Class 250 bronze body and 316 stainless steel trim
ensuring the heat exchanger remains within safe operational parameters to prevent structural fatigue and secondary damage
Conbraco 18C-542-4-125 Valve R-407C the remote sensing bulb mustThe Conbraco 18C 542 4 125 is a high capacity temperature and pressure relief valve engineered for heavy duty protection of commercial hot water storage tanks and large scale boilers. This ASME Section IV certified valve features a rugged bronze body and stainless steel springs, ensuring long term seat integrity in demanding hydronic environments. With a 1 1 2" Male NPT inlet and 1 1 2" Female NPT outlet, it provides a substantial 5,125,000 BTU hr
