We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

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 designed for use with the FS7-4W flow switch model. This kit includes one 1-1/4 in paddle and one 6 in paddle, providing the necessary components for…

SKU 3G-OTH-91756

Also listed as: FS7428 · FS7 4 28

Brand
McDonnell & Miller
Item
Paddle Kit: Paddle Kit,
Category
Replacement Paddle Kits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

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

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MCDONNELL & MILLER Paddle Kit is a replacement paddle kit designed for use with the FS7-4W flow switch model. This kit includes one 1-1/4 in paddle and one 6 in paddle, providing the necessary components for servicing compatible equipment. The manufacturer part number is FS7-4-28.

Frequently Asked Questions

What is the McDonnell & Miller FS7-4-28 paddle kit used for?

The McDonnell & Miller FS7-4-28 paddle kit is a replacement set for servicing the FS7-4W flow switch. It includes one 1-1/4 in and one 6 in paddle, allowing plant engineers to restore flow-sensing functionality in industrial piping systems where the original paddles are worn or damaged.

What are the specifications of the McDonnell & Miller FS7-4-28 paddle kit?

The FS7-4-28 paddle kit includes one 1-1/4 in paddle and one 6 in paddle, two pieces total. It is manufactured by McDonnell & Miller and is compatible with the FS7-4W flow switch model. The manufacturer part number is FS7-4-28.

Where to buy the McDonnell & Miller FS7-4-28 paddle kit worldwide?

3G Electric supplies the McDonnell & Miller FS7-4-28 paddle kit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this replacement paddle kit to your facility, regardless of location.

How to install the McDonnell & Miller FS7-4-28 paddle kit?

To install the FS7-4-28 paddle kit, first isolate power and drain the line. Remove the old paddle from the FS7-4W flow switch, then select the correct paddle size (1-1/4 in or 6 in) for your pipe diameter. Secure the new paddle per the manufacturer's torque specifications and restore flow.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
DAYTON Roller Kit: Roller Kit, Machine Rollers, 2MPR7, 2MPR7, Black (MPN MH2MPR702G)
Dayton
DAYTON Roller Kit: Roller Kit, Machine Rollers, 2MPR7, 2MPR7, Black (MPN MH2MPR702G)
DAYTON Pedal Lever Kit: For 4VMD9/4VME1/4VME2/4VME3/4VME4/4VME5/4VME6/4VME7/4VME8/4VME9/4VMF1 (MPN MH4VME929G)
Dayton
DAYTON Pedal Lever Kit: For 4VMD9/4VME1/4VME2/4VME3/4VME4/4VME5/4VME6/4VME7/4VME8/4VME9/4VMF1 (MPN MH4VME929G)
DAYTON Wheel and Axle Kit: Wheel and Axle Kit, Machine Rollers, 2MPR6, 2MPR6 (MPN MH2MPR601G)
Dayton
DAYTON Wheel and Axle Kit: Wheel and Axle Kit, Machine Rollers, 2MPR6, 2MPR6 (MPN MH2MPR601G)
DAYTON Swivel Skate Kit: Swivel Skate Kit, Machine Rollers, 2MPP9, 2MPP9, Red (MPN MH2MPP904G)
Dayton
DAYTON Swivel Skate Kit: Swivel Skate Kit, Machine Rollers, 2MPP9, 2MPP9, Red (MPN MH2MPP904G)
DAYTON Pump Piston Rod Kit: For 4VMD9/4VME1/4VME2/4VME3/4VME4/4VME5/4VME6/4VME7/4VME8/4VME9/4VMF1 (MPN MH4VME919G)
Dayton
DAYTON Pump Piston Rod Kit: For 4VMD9/4VME1/4VME2/4VME3/4VME4/4VME5/4VME6/4VME7/4VME8/4VME9/4VMF1 (MPN MH4VME919G)
DAYTON Axle Kit: Axle Kit, Machine Rollers, 2MPR7, 2MPR7 (MPN MH2MPR701G)
Dayton
DAYTON Axle Kit: Axle Kit, Machine Rollers, 2MPR7, 2MPR7 (MPN MH2MPR701G)

More from McDonnell & Miller

View all McDonnell & Miller parts
MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1 in, 2 in, 3 in, and 6 in Paddles, 4 PK (MPN FS4-15SS)
McDonnell & Miller
MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1 in, 2 in, 3 in, and 6 in Paddles, 4 PK (MPN FS4-15SS)
MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1-1/4 in and 6 in Paddles, FS7-28S, 2 PK
McDonnell & Miller
MCDONNELL & MILLER Paddle Kit: Paddle Kit, (1) Each of 1-1/4 in and 6 in Paddles, FS7-28S, 2 PK