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McDonnell & Miller Series 61 Low Water Cut-Offs - Low Water Cut Offs
Mcdonnell & MillerLow Water Cut Offs

McDonnell & Miller Series 61 Low Water Cut-Offs

McDonnell & Miller Low Water Cut Offs.

SKU 3G-OTH-02738

Brand
Mcdonnell & Miller
Item
Series 61 Low Water Cut-Offs
Part Number
61
Category
Low Water Cut Offs
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Mcdonnell & Miller Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

McDonnell & Miller Low Water Cut Offs.

Frequently Asked Questions

What is the McDonnell & Miller 61 low water cut-off used for?

The McDonnell & Miller 61 low water cut-off is used in steam and hot water boilers to protect against low water conditions. It activates an alarm or electric water feeder when water level drops, preventing boiler damage and ensuring safe operation in commercial and industrial heating systems.

What are the specifications of the McDonnell & Miller 61 low water cut-off?

The McDonnell & Miller 61 features an adjustable BX outlet for easy installation and dual precision switches for dependable operation of the low water cut-off and alarm or electric water feeder. It is a packless design suitable for boiler applications. Contact 3G Electric for detailed technical specifications.

Where to buy the McDonnell & Miller 61 low water cut-off in Singapore?

You can source the McDonnell & Miller 61 low water cut-off from 3G Electric in Singapore. We supply industrial equipment and handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this model.

How to install the McDonnell & Miller 61 low water cut-off?

Install the McDonnell & Miller 61 low water cut-off according to the manufacturer's instructions. Mount it at the proper water level on the boiler, connect the adjustable BX outlet to the electrical supply, and wire the dual precision switches to the alarm or feeder. Always follow local codes and safety guidelines.

Used in

Common applications for Mcdonnell & Miller
Steam boiler low-water cutoff — McDonnell & Miller inline flow switches (e.g., FS-1) for automatic burner shutdown
Cooling water flow monitoring — McDonnell & Miller insertion-style switches (e.g., FS4-3D) in large-diameter pipes
Hazardous-area process lines — McDonnell & Miller FS7-4E with NEMA 7/9 enclosure for Class I, Div 1 locations
HVAC chilled water systems — McDonnell & Miller FS6-1 inline switch for pump flow verification
Industrial wastewater treatment — McDonnell & Miller FS4-3S stainless steel switch for corrosive fluid flow detection
Boiler feedwater control — McDonnell & Miller FS8-WJ with BSP connections for international installations
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Mcdonnell & Miller Products

3G Electric supplies Mcdonnell & Miller low water cut offs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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