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and HH84AA016
the solenoid coil must be purchased separately based on your specific voltage and wattage requirements
For the seasoned contractor
The McDonnell & Miller 306700 is specifically designed for the FS7-4
McDonnell & Miller 309100 Switch R-410A and HH84AA016The McDonnell & Miller 309100 Switch, also known as the Model Number 11 Switch, is a heavy duty replacement switch kit designed for field repairs of float type low water cut offs. Engineered for automatic reset operation, this unit features two SPST switches that allow for simultaneous control of a burner circuit and a secondary function, such as an electric water feeder or a low water alarm. It is fully compatible with Series 61, 64, 67, 69, 764, and
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