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Mcdonnell & Miller Series 51/51-2 Mechanical Water Feeders/LWCO
Mcdonnell & MillerWater Feeders

Mcdonnell & Miller Series 51/51-2 Mechanical Water Feeders/LWCO

McDonnell & Miller Water Feeders.

SKU 3G-OTH-02735

Also listed as: 51512 · 51 51 2 · 51-51-2

Brand
Mcdonnell & Miller
Item
Series 51/51-2 Mechanical Water Feeders/LWCO
Category
Water Feeders
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Documents

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Mcdonnell & Miller Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

McDonnell & Miller Water Feeders.

Frequently Asked Questions

What is the McDonnell & Miller 51/51-2 water feeder used for?

The McDonnell & Miller 51/51-2 is a water feeder designed for low pressure steam and hot water boilers larger than 5,000 sq. ft. (465 m²) capacity with cold water feed. It automatically maintains proper water levels to protect boiler equipment.

What are the specifications of the McDonnell & Miller 51/51-2 water feeder?

The McDonnell & Miller 51/51-2 features a quick-change replaceable cartridge valve and is intended for low pressure steam and hot water boilers exceeding 5,000 sq. ft. (465 m²) capacity. It operates with cold water feed and is built for reliable automatic water level control.

Where to buy the McDonnell & Miller 51/51-2 in Singapore?

You can source the McDonnell & Miller 51/51-2 water feeder through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this industrial boiler component.

How to install the McDonnell & Miller 51/51-2 water feeder?

Install the McDonnell & Miller 51/51-2 by mounting it on the boiler according to the manufacturer's guidelines. Ensure proper piping connections for cold water feed and verify electrical wiring per local codes. Always follow McDonnell & Miller's installation manual for safe operation.

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

Mcdonnell & Miller Products

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

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