Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
SQUARE D HGL36150U31X H-Frame Molded Case Circuit Breaker - H-Frame Square D Molded Case Circuit Breakers
SQUARE DH-Frame Square D Molded Case Circuit Breakers

SQUARE D HGL36150U31X H-Frame Molded Case Circuit Breaker

The Square D H-Frame Molded Case Circuit Breaker (MPN HGL36150U31X) is a 150 A, 3-pole, 600V AC unit with a 65kA interrupting rating at 240V AC. It features an adjustable trip, Box Lug terminals, and ABC/HG phase and…

SKU 3G-OTH-623359

Brand
SQUARE D
Item
HGL36150U31X H-Frame Molded Case Circuit Breaker
Part Number
HGL36150U31X
Category
H-Frame Square D Molded Case Circuit Breakers
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 — 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

SQUARE D
Manufacturer Part Number
HGL36150U31X
Type
65kA at 240V AC, Adj, Box Lug, ABC, HG
AC
600V
Poles
3

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

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

Product Description

The Square D H-Frame Molded Case Circuit Breaker (MPN HGL36150U31X) is a 150 A, 3-pole, 600V AC unit with a 65kA interrupting rating at 240V AC. It features an adjustable trip, Box Lug terminals, and ABC/HG phase and application designations.

Frequently Asked Questions

What is the Square D HGL36150U31X molded case circuit breaker used for?

The Square D HGL36150U31X is a 150 A, 3-pole molded case circuit breaker rated for 600V AC. It protects industrial electrical circuits from overloads and short circuits, with a 65kA interrupting capacity at 240V AC. Its adjustable trip and Box Lug terminals suit motor control centers, panelboards, and heavy machinery applications.

What are the specifications of the Square D HGL36150U31X circuit breaker?

The Square D HGL36150U31X is a 150 A, 3-pole, 600V AC molded case circuit breaker with a 65kA interrupting rating at 240V AC. It features an adjustable trip, Box Lug terminals, and ABC phase designation with HG application. The H-Frame design provides reliable overcurrent protection in industrial environments.

Where to buy the Square D HGL36150U31X circuit breaker worldwide?

3G Electric supplies the Square D HGL36150U31X molded case circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact our team for pricing and lead time on this 150 A, 3-pole, 600V AC unit.

How to select the correct Square D H-frame circuit breaker for my application?

To select the correct Square D H-frame breaker like the HGL36150U31X, verify your system voltage (600V AC max), continuous current (150 A), and available fault current (65kA at 240V AC). Confirm pole count (3), terminal type (Box Lug), and trip adjustment (adjustable). Consult a licensed electrician for proper coordination with upstream protection.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems
Not sure this is the right part? Photo-identify it

SQUARE D Products

3G Electric supplies SQUARE D h-frame square d molded case circuit breakers. 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

More from SQUARE D

View all SQUARE D parts
3-pole molded case circuit breaker rated 150 A, 600V AC with 65kA interrupting capacity at 240V AC. Features adjustable trip settings, ABC phase protection, and Box Lug terminals in an HG frame. Used for overcurrent protection in power distribution, motor control centers, and panelboards
SQUARE D
3-pole molded case circuit breaker rated 150 A, 600V AC with 65kA interrupting capacity at 240V AC. Features adjustable trip settings, ABC phase protection, and Box Lug terminals in an HG frame. Used for overcurrent protection in power distribution, motor control centers, and panelboards

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first