This specific model is rated for R22

Contractors can trust the 1/4-inch quick-disconnect terminals for a fast

Key Benefits Allows for system upgrades without draining the loop or interrupting service

Environmental Resilience: Housed in a corrosion-resistant aluminum canister rated for continuous operation up to 70°C (158°F)

The 311616 spring is typically used in the MP953A and C direct-acting models to force the stem down upon air pressure loss

Conbraco 9858P-12 Redline Glass This specific model is ratedThe Conbraco 9858P 12 is a professional grade 5 8" OD x 12" Redline tubular glass designed for high visibility liquid level monitoring in boiler and pressure vessel applications. Engineered for precision, this borosilicate gauge glass features a distinct red line fused into the glass, which creates a magnifying effect when fluid is present, significantly improving readability from a distance. Rated for standard duty, this replacement water gauge glass