The Maxitrol 325-7ABL-1 1/4 is a high-performance 1 1/4" NPT line pressure regulator engineered for 2 PSI piping systems

making it suitable for versatile mounting in commercial HVACR environments

Technicians should perform a continuity test while the thermostat is chilled below its trip point

suitable for controlling dampers up to 17 square feet

technicians typically adjust the gas valve regulator to 10

Sporlan 903005P Valve Refrigerant The Maxitrol 325-7ABL-1 1/4 isThe Sporlan 903005P (Model LAC 4 210) is a three way modulating head pressure control valve engineered for consistent performance in low ambient conditions. Designed specifically for HVACR systems utilizing R 404A, R 507, and R 402A refrigerants, this low ambient control maintains a fixed setting of 210 PSI to prevent the common pitfalls of insufficient head pressure, such as liquid migration or evaporator icing. Featuring 3 8" ODF solder connections