this Maxitrol spring upgrade ensures your low pressure gas system operates within the required technical parameters without compromising seat lockup performance

Precise Electrical Compatibility: Optimized for 120V/60Hz AC solenoid valve circuits to prevent premature coil failure

Durable Infrastructure: Forged brass housing resists corrosion and withstands rigorous field environments

this SPST (Single Pole Single Throw) device is calibrated to open the circuit at a fixed 350 degrees F

As the official OEM replacement for 0131M00012PS and 0131M00012P

Emerson Alco 028388 Indicator 318973-401 this Maxitrol spring upgrade ensuresThe Emerson AMI 2S13 (Part Number 028388) is a high capacity 1 5 8" sweat moisture liquid indicator designed for critical monitoring in industrial HVACR systems. Engineered for CFC, HCFC, and HFC refrigerants, this sight glass provides immediate visual confirmation of liquid line conditions and system moisture levels. With a 650 PSI maximum working pressure, it is built to withstand high pressure environments common in commercial refrigeration racks.