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MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1-1/4 in and 6 in Paddles - Replacement Paddle Kits
McDonnell & MillerReplacement Paddle Kits

MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1-1/4 in and 6 in Paddles

The MCDONNELL & MILLER Paddle Kit is a replacement paddle kit for the FS7-4W flow switch. The kit includes one 1-1/4 in paddle and one 6 in paddle, with manufacturer part number FS7-28S.

SKU 3G-OTH-91748

Also listed as: FS728S · FS7 28S

Brand
McDonnell & Miller
Item
Paddle Kit: Paddle Kit,
Category
Replacement Paddle Kits
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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 Specifications

McDonnell & Miller
Manufacturer Part Number
FS7-28S
Type
(1) Each of 1-1/4 in and 6 in Paddles, FS7-28S, 2 PK
Includes
(1) Each of 1-1/4 in and 6 in Paddles
Compatible with Manufacturer Model Number
FS7-4W

Technical Documents

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

Product Description

The MCDONNELL & MILLER Paddle Kit is a replacement paddle kit for the FS7-4W flow switch. The kit includes one 1-1/4 in paddle and one 6 in paddle, with manufacturer part number FS7-28S.

Frequently Asked Questions

What is the MCDONNELL & MILLER FS7-28S paddle kit used for?

The MCDONNELL & MILLER FS7-28S paddle kit is a replacement part for the FS7-4W flow switch. It is used in industrial fluid systems to restore the switch's ability to detect flow, ensuring proper operation in applications such as boiler water level control and pump protection.

What are the specifications of the MCDONNELL & MILLER FS7-28S paddle kit?

The MCDONNELL & MILLER FS7-28S paddle kit includes one 1-1/4 in paddle and one 6 in paddle. It is compatible with the FS7-4W flow switch. The manufacturer part number is FS7-28S. This kit is designed for use with McDonnell & Miller flow switches.

Where to buy the MCDONNELL & MILLER FS7-28S paddle kit worldwide?

You can source the MCDONNELL & MILLER FS7-28S paddle kit through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the MCDONNELL & MILLER FS7-28S paddle kit?

To install the MCDONNELL & MILLER FS7-28S paddle kit, first disconnect power to the FS7-4W flow switch. Remove the old paddle and replace it with the appropriate size paddle from the kit (1-1/4 in or 6 in). Reassemble the switch and verify proper operation per the manufacturer's 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

McDonnell & Miller Products

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

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