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Precise Pressure Calibration: Factory-set to open at 440 PSI to protect high-side components from extreme pressure spikes
For technicians troubleshooting a heat pump not switching modes
The 1/2" ODF sweat connections ensure a leak-free
durable HVAC inducer fan is essential for restoring optimal combustion assembly function in residential and light commercial equipment
A flashing red light indicates the anti-short cycle timer is active
Allanson Transformers 421-BT636 Transformer 30067439-890 Precise Pressure Calibration: Factory-set toThe Allanson 421 BT636 is a heavy duty universal ignition transformer designed for reliable spark ignition in industrial and residential oil burners. Engineered with a 120Vac supply voltage and a 10,000Vac secondary voltage at 23mA, this unit ensures a consistent high voltage arc for efficient combustion. Featuring a mid point ground configuration, it provides stable electrical performance and reduced electromagnetic interference. As a direct
US$ 43.29
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US$ 87.95
