Operating on a 208-277V AC input

and oil control

the weights must be positioned so they hang freely within the sump or tank to prevent mechanical interference

this air pressure switch is a standard replacement for Raypak Modulating Vertical Boiler (MVB) models

This model features a high-precision 1

Lennox 15W12 Expansion Valve 319825-402 Operating on a 208-277V ACThe Lennox 15W12 Indoor Expansion Valve is a critical OEM component engineered for high precision refrigerant metering in residential and light commercial R410A HVAC systems. As a thermal expansion valve (TXV), it utilizes a 1 2 inch outlet and 3 8 inch inlet connection to maintain the precise superheat required for optimal evaporator performance. This replacement expansion valve is designed to replace part number 100254 06, directly addressing issues