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

The SQUARE D QOU110 is a 10 A, single-phase, unit-mount miniature circuit breaker from the QOU Series, designed for use with air conditioning and refrigeration equipment. It has a maximum AIR rating of 10kA at…

SKU 3G-OTH-22886

Also listed as: QOU 110 · QOU-110

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

SQUARE D
Manufacturer Part Number
QOU110
Type
Single Phase, 10kA at 120/240V AC
AC
120/240V
Amps
10 A
Phase
Single
Poles
1
For Use With
Air Conditioning and Refrigeration Equipment
Max. AIR Rating
10kA at 120/240V AC
AC Voltage Rating
120/240V AC

Technical Documents

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

Product Description

The SQUARE D QOU110 is a 10 A, single-phase, unit-mount miniature circuit breaker from the QOU Series, designed for use with air conditioning and refrigeration equipment. It has a maximum AIR rating of 10kA at 120/240V AC and an AC voltage rating of 120/240V AC.

Frequently Asked Questions

What is the SQUARE D QOU110 miniature circuit breaker used for?

The SQUARE D QOU110 is a 10 A, single-phase, unit-mount miniature circuit breaker from the QOU Series. It is specifically designed for use with air conditioning and refrigeration equipment, providing overcurrent protection in commercial and industrial HVAC applications.

What are the specifications of the SQUARE D QOU110 circuit breaker?

The SQUARE D QOU110 is a 1-pole, single-phase miniature circuit breaker rated at 10 A and 120/240V AC. It has a maximum AIR rating of 10kA at 120/240V AC. This QOU Series unit-mount breaker is intended for air conditioning and refrigeration equipment.

Where to buy the SQUARE D QOU110 circuit breaker worldwide?

3G Electric supplies the SQUARE D QOU110 miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this QOU Series breaker for your HVAC application.

How to install the SQUARE D QOU110 miniature circuit breaker?

Install the SQUARE D QOU110 by ensuring the panel is de-energized, then snap the unit-mount breaker onto the DIN rail or panel mount. Connect line and load conductors to the appropriate terminals, torque to manufacturer specifications, and verify the 10 A rating matches the circuit requirements.

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.

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