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Common Questions Is the Allanson 421-661 a direct drop-in for Gordon Piatt burners
it is best practice for contractors to follow the signal flow direction consistent with the existing system architecture for ease of future maintenance
Safety Integration: Allows for the seamless addition of a high limit switch to thermocouple circuits without specialized magnet heads
High-Stability Regulation: Adjustable servo regulator (2
Trane VAL8718 TXV 318518-761 Common Questions Is the AllansonPrecision refrigerant metering is the backbone of system efficiency, and the Trane VAL8718 is engineered to maintain that balance in demanding 4 Ton HVAC systems. As an OEM Trane expansion valve, this thermostatic expansion valve (TXV) is designed specifically for R410A refrigerant applications, ensuring the evaporator coil receives the exact mass flow required to manage superheat effectively. With a 3 8" x 1 2" sweat connection, this valve provides a
US$ 120.00
US$ 1933.88
US$ 2624.50
