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3G Electric
Mcdonnell & Miller Series PFC Liquid Level Controls (M&M)
Mcdonnell & MillerLiquid Level Controls

Mcdonnell & Miller Series PFC Liquid Level Controls (M&M)

Note: listed by manufacturer as obsolete/discontinued.

SKU 3G-OTH-02761

Brand
Mcdonnell & Miller
Item
Series PFC Liquid Level Controls
Part Number
PFC
Category
Liquid Level Controls
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

Note: listed by manufacturer as obsolete/discontinued.

Frequently Asked Questions

What is the McDonnell & Miller PFC liquid level control used for?

The McDonnell & Miller PFC provides an air pressure signal proportional to the liquid level, making it suitable for boiler feedwater and process tank level monitoring. It is available as Direct Acting or Reverse Acting and uses a float-operated armature to sense liquid level.

What are the specifications of the McDonnell & Miller PFC?

The McDonnell & Miller PFC is a float-operated liquid level control that delivers an air pressure signal proportional to the liquid level. It comes in Direct Acting or Reverse Acting configurations. Note that the manufacturer lists this model as obsolete or discontinued.

Where to buy the McDonnell & Miller PFC in Singapore?

You can source the McDonnell & Miller PFC through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this obsolete model.

How to select the correct McDonnell & Miller PFC for my application?

To select the correct McDonnell & Miller PFC, determine whether you need Direct Acting (increasing pressure with rising level) or Reverse Acting (decreasing pressure with rising level). Verify the air pressure range and pipe connection size match your system. Since this model is discontinued, consult 3G Electric for suitable alternatives.

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 liquid level controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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