McDonnell & Miller 61 Low Water Cut Off R-410A which has been shown to

which has been shown to reduce unnecessary compressor replacements by up to 50%

and light oil with a high flow capacity of 3

Tandem Capability: Easily synchronized with a second unit to double the torque for heavy-duty industrial applications

This design ensures low pressure drop across the 3/8-inch ports even during peak demand

it offers precise compatibility for field service and routine maintenance

McDonnell & Miller 61 Low Water Cut Off R-410A which has been shown toThe McDonnell & Miller 61 Low Water Cut Off (Part Number 140100) is a heavy duty mechanical control designed for residential steam boiler applications. Engineered for systems with a 20 PSI maximum steam pressure, this float operated safety device prevents catastrophic boiler failure by interrupting the electrical circuit if the water level drops below the safe operating line. The unit features 1" NPT connections for a secure fit into the water column