High-Resolution Safety: Offers a 0-100% LEL range for Methane (CH4)

offering the tight shut-off and thermal resilience required for critical HVACR and process control environments

Specific Application Accuracy: Features the unique 38V secondary tap essential for 750CFM units and specialized Daikin-McQuay air handling systems

Direct OEM Fit: Drop-in LA22LA131 blower wheel replacement simplifies field installation without housing modifications

Parker 100912 Regulator Refrigerant High-Resolution Safety: Offers a 0-100%The Parker 100912 is a professional grade A9 Hot Gas Bypass Regulator engineered to maintain stable evaporator pressures in commercial refrigeration and air conditioning systems. This internally equalized regulator features a 5 8" ODF (OD Sweat) connection and a 5 8" port, calibrated for a precise adjustment range of 10" Hg vacuum to 120 psig (Range A). By modulating refrigerant flow, the Parker Flo Con A9 prevents compressor short cycling and ensures