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this service valve is designed to manage the higher operating pressures associated with R-410A refrigerants
reducing the risk of bearing spin or shaft scoring
the RV48-3/4-48 is suitable for LP gas-air mixtures
preventing hazardous unburned gas buildup and nuisance lockout codes
Zero Effusion: Internal copper construction ensures refrigerant stays contained without environmental leakage
McDonnell & Miller 304300 Snap Switch Els PW 17895 this service valve is designedThe McDonnell & Miller 304300, also identified as the FS1 17 Snap Switch Assembly, is the critical single pole, double throw (SPDT) replacement component designed for Series FS1, FS4 3D, FS5, FS6, and AFE 1 liquid flow switches. This industrial grade switch is engineered specifically for high sensitivity applications in hydronic heating and HVAC systems where detecting low or moderate flow rates is vital for system protection. As an OEM replacement
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