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MCDONNELL 750-HW-MT-120 Electronic Reset Low Water Cut-Off - Replacement HVACR Pumps, Valves & Tubing
MCDONNELLReplacement HVACR Pumps, Valves & Tubing

MCDONNELL 750-HW-MT-120 Electronic Reset Low Water Cut-Off

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

SKU 3G-OTH-77717

Also listed as: 750HWMT120 · 750 HW MT 120

Brand
MCDONNELL
Item
750-HW-MT-120 Electronic Reset Low Water Cut-Off
Category
Replacement HVACR Pumps, Valves & Tubing
Available to Order
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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
750-HW-MT-120
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 750-HW-MT-120 low water cut-off used for?

The MCDONNELL & MILLER 750-HW-MT-120 is an electronic reset 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 dry-fire damage. Common in commercial and industrial HVAC systems.

What are the specifications of the MCDONNELL & MILLER 750-HW-MT-120?

The MCDONNELL & MILLER 750-HW-MT-120 is an electronic reset low water cut-off with manufacturer part number 750-HW-MT-120. It is designed for replacement HVACR pumps, valves, and tubing applications. Key specs include electronic reset functionality for automatic burner shutdown on low water.

Where to buy the MCDONNELL & MILLER 750-HW-MT-120 worldwide?

You can source the MCDONNELL & MILLER 750-HW-MT-120 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 on this low water cut-off.

How to install the MCDONNELL & MILLER 750-HW-MT-120 low water cut-off?

Install the MCDONNELL & MILLER 750-HW-MT-120 by mounting it on the boiler shell at the proper water level line. Connect electrical wiring per the manufacturer's diagram, ensuring power is off. Test the electronic reset function after installation. Always follow local codes and the product manual for safe operation.

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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