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and Intertherm forced-air systems
Corrosion-Resistant Housing: The 304 stainless steel pressure gauge case protects internal components from moisture and environmental debris
Can I use this for both 1k ohm and 2k ohm TE-6000 sensors
ensuring optimal exhaust gas flow and structural integrity
the switch provides reliable thermal protection across various Series 1005 to 4005 Raytherm and Xtherm models
McDonnell & Miller 157S Controller Els PW 29614 and Intertherm forced-air systemsThe McDonnell & Miller 157S is a heavy duty combination low water cut off and pump controller engineered for commercial and industrial steam and hot water boilers. This specific OEM part #173502 features the 157S series head mechanism (part #173003) equipped with a snap acting SPDT switch. Designed for high pressure applications up to 150 psi (10. 5 kg cm), this controller ensures precise liquid level management, acting as a critical failsafe by
