McDonnell & Miller 47-2/247-2 Mechanical Water Feeder/LWCO

The McDonnel & Miller Series 1575 provides continuous protection against a low water condition. Furthermore it satisfies pump control needs for commercial and industrial steam boilers. If you need a different model other than those listed, please contact us at

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McDonnell & Miller 47-2/247-2 Mechanical Water Feeder/LWCO

For steam and hot water boilers with cold water feed
Continuous maintenance of minimum safe water level, independent of electrical service
Proportional feed action
Quick hook-up fittings provided
Quick-change replaceable cartridge valve and strainer
Optional features
– No. 2 switch
– Manual reset
Model 47 can be field upgraded with a No. 2 switch to add low water cut-off function
Maximum water supply pressure 150 psi (10.5 kg/cm2)
Maximum inlet water temperature 120°F (49°C)
Maximum boiler pressure 25 psi (1.8 kg/cm2)


    • Over 50 years of industry knowledge
    • Fast customer service; response within 15 minutes
    • Best price quality ratio
    • We facilitate the total procurement, purchase and engineering process of our customers