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

SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC - QOU Series, Unit-Mount Square D Miniature Circuit Breakers
SQUARE DQOU Series, Unit-Mount Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC

The SQUARE D QOU115HM is a 15 A, single-phase, unit-mount miniature circuit breaker from the QOU Series, designed for use with heating applications. It has an AC voltage rating of 120/240V AC and a maximum AIR rating…

SKU 3G-OTH-23338

Brand
SQUARE D
Item
Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
Category
QOU Series, Unit-Mount Square D Miniature 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

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

SQUARE D
Manufacturer Part Number
QOU115HM
Type
Single Phase, 10kA at 120/240V AC
AC
120/240V
Amps
15 A
Phase
Single
Poles
1
For Use With
Heating
Max. AIR Rating
10kA at 120/240V AC
AC Voltage Rating
120/240V AC

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 QOU115HM is a 15 A, single-phase, unit-mount miniature circuit breaker from the QOU Series, designed for use with heating applications. It has an AC voltage rating of 120/240V AC and a maximum AIR rating of 10kA at 120/240V AC.

Frequently Asked Questions

What is the SQUARE D QOU115HM miniature circuit breaker used for?

The SQUARE D QOU115HM is a 15 A, single-phase, unit-mount miniature circuit breaker from the QOU Series, designed specifically for heating applications. It provides overcurrent protection at 120/240V AC with a 10kA interrupting rating, making it suitable for residential and light commercial heating equipment.

What are the specifications of the SQUARE D QOU115HM?

The SQUARE D QOU115HM is a 1-pole, 15 A miniature circuit breaker rated for 120/240V AC single-phase operation. It has a maximum AIR rating of 10kA at 120/240V AC and is intended for use with heating equipment. The part number is QOU115HM.

Where to buy the SQUARE D QOU115HM worldwide?

3G Electric supplies the SQUARE D QOU115HM miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this genuine SQUARE D part.

How to select the right SQUARE D QOU series breaker for heating?

To select the correct SQUARE D QOU series breaker for heating, match the voltage (120/240V AC), phase (single), and amperage (15 A for the QOU115HM) to your equipment's nameplate. Ensure the interrupting rating (10kA) exceeds the available fault current. Always consult a licensed electrician for installation.

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

SQUARE D Products

3G Electric supplies SQUARE D qou series, unit-mount square d miniature 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU120HM)
SQUARE D
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU120HM)
SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU215)
SQUARE D
SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU215)
SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU115)
SQUARE D
SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU115)
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU120)
SQUARE D
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU120)
SQUARE D Miniature Circuit Breaker: 35 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU135)
SQUARE D
SQUARE D Miniature Circuit Breaker: 35 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU135)
SQUARE D Miniature Circuit Breaker: 70 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU170)
SQUARE D
SQUARE D Miniature Circuit Breaker: 70 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU170)

More from SQUARE D

View all SQUARE D parts
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU1201021)
SQUARE D
SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 1 Poles (MPN QOU1201021)
SQUARE D Miniature Circuit Breaker: 125 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU21251021)
SQUARE D
SQUARE D Miniature Circuit Breaker: 125 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU21251021)
SQUARE D Miniature Circuit Breaker: 100 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU31001021)
SQUARE D
SQUARE D Miniature Circuit Breaker: 100 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU31001021)
SQUARE D Miniature Circuit Breaker: 50 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU350)
SQUARE D
SQUARE D Miniature Circuit Breaker: 50 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU350)
SQUARE D Miniature Circuit Breaker: 30 A, 120/240V AC, Single Phase, 22kA at 120/240V AC, 2 Poles (MPN QOU230VH)
SQUARE D
SQUARE D Miniature Circuit Breaker: 30 A, 120/240V AC, Single Phase, 22kA at 120/240V AC, 2 Poles (MPN QOU230VH)
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU360)
SQUARE D
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU360)
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU3601021)
SQUARE D
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Three Phase, 10kA at 120/240V AC, 3 Poles (MPN QOU3601021)
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU2601021)
SQUARE D
SQUARE D Miniature Circuit Breaker: 60 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QOU2601021)