ensuring stable temperature control even under varying load conditions

the manual reset ensures that the flow does not resume until a technician has inspected the system

making it an ideal choice for technicians performing HVAC valve repairs or system upgrades

all of which force flames toward the switch

This model is primarily used in commercial high/medium-temperature refrigeration applications

Emerson Alco 055931 Expansion Valve 318518-761 ensuring stable temperature control evenThe Emerson Alco 055931, model HFES 2. 5 HC, is a high performance externally equalized thermal expansion valve designed for precision refrigerant flow control in medium temperature applications. Engineered for both R22 and R407C systems, this valve features a 2. 5 ton nominal capacity and a straight body configuration with 3 8" x 1 2" ODF sweat connections. The heavy duty stainless steel power element resists corrosion and prevents capillary tube