The Sensus 121-12-2 Regulator is a heavy-duty 2 inch NPT gas pressure regulator engineered for high-capacity commercial and industrial combustion systems

Lennox 81J05 Pilot Assembly Kit W/Air Shield

For technicians managing Johnson Controls replacement parts

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Quincy Compressor 2202756205 Pressure Switch 320788-703 The Sensus 121-12-2 Regulator isThe Quincy Compressor 2202756205 Pressure Switch is the direct OEM replacement for the Alco PS3 W6S, engineered for high pressure monitoring in industrial compressed air systems. Operating within a fixed pressure range of 16 21 bar (approximately 232 305 PSI), this single pole double throw (SPDT) switch provides precise cut out control to maintain system integrity and prevent over pressurization. It features a robust M10 connection or 1 4 inch Flare