We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

MCDONNELL & MILLER Level Control - Replacement HVACR Pumps, Valves & Tubing
MCDONNELLReplacement HVACR Pumps, Valves & Tubing

MCDONNELL & MILLER Level Control

MCDONNELL Replacement HVACR Pumps, Valves & Tubing. Specifications: Product Type: Low Water Cut-Off.

SKU 3G-OTH-77646

Also listed as: 157SM · 157S M

Brand
MCDONNELL
Item
& MILLER Level Control
Category
Replacement HVACR Pumps, Valves & Tubing
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MCDONNELL
Manufacturer Part Number
157S-M
Product Type
Low Water Cut-Off

Technical Documents

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MCDONNELL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

MCDONNELL Replacement HVACR Pumps, Valves & Tubing. Specifications: Product Type: Low Water Cut-Off.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MCDONNELL & MILLER 157S-M low water cut-off used for?

The MCDONNELL & MILLER 157S-M is a low water cut-off used in steam and hot water boilers to protect against low-water conditions. It automatically shuts down the burner when water level drops, preventing boiler damage. Common in commercial and industrial HVAC systems.

What are the specifications of the MCDONNELL & MILLER 157S-M?

The MCDONNELL & MILLER 157S-M is a low water cut-off with manufacturer part number 157S-M. It is a snap-action, manual-reset type level control designed for boiler safety. For detailed pressure and temperature ratings, consult the manufacturer's datasheet.

Where to buy the MCDONNELL & MILLER 157S-M worldwide?

You can source the MCDONNELL & MILLER 157S-M low water cut-off 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 157S-M low water cut-off?

Install the MCDONNELL & MILLER 157S-M in the boiler water line per manufacturer guidelines. Ensure proper electrical connections and manual-reset functionality. Always follow local codes and use a qualified technician. 3G Electric supplies the unit; consult the manual for specific wiring and mounting.

Used in

Common applications for MCDONNELL
Steam boiler low-water cutoff — McDonnell & Miller 61 level control
Condensate receiver level monitoring — McDonnell & Miller RS-4-BR-1 4-level sensor
HVACR pump suction filtration — McDonnell & Miller 340700 strainer basket assembly
Flow switch head replacement — McDonnell & Miller 63-HD head mechanism
Boiler control circuit safety — McDonnell & Miller 7-BM electrical switch with manual reset
Field servicing of flow switches — McDonnell & Miller 310452 cartridge kit

MCDONNELL Products

3G Electric supplies MCDONNELL replacement hvacr pumps, valves & tubing. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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