Watts 0346038 Valve Freon The Weil-McLain 511-405-006 Circulator Cartridge

The Weil-McLain 511-405-006 Circulator Cartridge is a field-proven OEM replacement part engineered specifically for high-efficiency AHE Boiler models

this 20/5 microfarad oval dual run capacitor offers a versatile mounting profile and standard 1/4" quick-connect terminals to ensure a fast

For reliable water management

Efficient Calibration: Sight-Set scales allow for accurate pressure control settings without the need to remove the cover during routine maintenance

these part numbers refer to the same standing pilot gas valve

Watts 0346038 Valve Freon The Weil-McLain 511-405-006 Circulator CartridgeThe Watts 0346038, also identified as model 415 3 4 8, is a specialized steam safety relief valve engineered for low pressure steam heating boilers. This 3 4 inch NPT valve features a 8 PSI pressure setting, providing critical overpressure protection in commercial and residential hydronic systems. Constructed with a durable bronze body and a top guided stem, it ensures precise mechanical alignment and reliable seat reseal after discharge. The high