McDonnell & Miller SA159-24 Low Water Cut-Off/Pump Controller Quick Hook-Up FittingThe Low Water Cut Off Pump Controller Quick Hook Up Fitting from McDonnell & Miller delivers reliable boiler protection by automatically coordinating the low water shutoff with the pump controller. The SA159 24 model is designed for lower cut off installations on 64 42 42S series float type units, simplifying field assembly with a quick hook up design. This compact accessory transfers electrical signals cleanly between components, reducing wiring

This replacement burner supports 990-2070 configurations

The rectangular vertical cover provides a compact mounting footprint (3-3/16" W x 1-1/8" D x 5-5/16" H) with a 1

this transformer supports long-term reliability in active systems while minimizing maintenance

high-reliability 2-way valve designed for direct-acting operation with optional piloted control

ordering requirements

This replacement part enables efficient heat transfer within compact packaged systems and supports long-term performance

and smooth performance under typical household conditions

4 A at 120 V AC for inducer

straightforward installation and reliable service life

Twisted Pair

Key specifications include 50/60 Hz frequency

Replaces 5" filters to avoid ductwork changes