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two-way normally closed zone valve engineered for precise hydronic control in closed-loop systems
When installed in a standard 143-80 regulator
Common symptoms include the outdoor coil becoming a solid block of ice
the 243 series is compatible with natural gas
Bard HVAC 5650-049BX Solenoid valve 322056-301 two-way normally closed zone valveThe Bard HVAC 5650 049BX Solenoid Valve with integrated coil is a precision engineered liquid line component designed for high performance refrigerant flow control. Serving as the direct engineered replacement for the 5650 049 model, this normally closed solenoid valve ensures reliable system cycling and prevents refrigerant migration during the off cycle. Built for durability in demanding HVACR environments, it features a robust solenoid coil
