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McDonnell & Miller General Catalogue Industrial Controls

McDonnell & Miller Series 64 Mechanical Water Feeder LWCO

• For residential, commercial, and industrial boiler applications of any steaming capacity
• Heavy Duty
• Adjustable BX outlet for easy installation
• Dual precision switches for dependable operation of the low water cut-off and alarm or electric water feeder
• Packless bellows
• Optional manual reset available (manual reset switch must be ordered separately)
• 1″ (25mm) NPT equalizing pipes required
• Maximum boiler pressure 50 psi (3.5 kg/cm2)
• Use with TC-4 on hot water systems

The McDonnell & Miller Series 64 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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