The SGF24 features a slide switch on the printed circuit board for easy changeover between 2-10 V and 0

Multi-Voltage Compatibility: High-performance contact rating supports applications ranging from 24V control circuits to 240V primary systems

including the gas valve

this unit is engineered to deliver a precise 3-6

Sanhua International SHF(L)-7H-35 Valve 320788-702 The SGF24 features a slideThe Sanhua International SHF(L) 7H 35 Valve is a 4 way reversing valve engineered for precision refrigerant flow reversal in heat pumps and air conditioning systems. This model features a 3 8" discharge suction tube and a 5 8" evaporator condenser connection, designed to handle high pressure environments common in R410A refrigeration systems. With a capacity rated for high efficiency performance, it ensures minimal pressure drop during the changeover