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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
including 18 AWG flame sensor lead
What causes a 160-degree limit switch to trip repeatedly
Engineered for compatibility with all Danfoss RA2000 series operators
provided the mounting profile matches
What causes the spring contact to fail on an ignitor
Allanson Transformers 2721-668 Transformer 30067439-890 including 18 AWG flame sensorThe Allanson 2721 668 Ignition Transformer is a heavy duty, iron core electromagnetic unit designed for reliable oil burner ignition. This transformer operates on a 120Vac supply voltage and delivers a high voltage 10,000Vac secondary output at 23mA. Engineered with a midpoint ground configuration, it ensures stable arc performance and consistent combustion in residential and commercial heating systems. As the direct replacement for 2721 668SF models,
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