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SQUARE D Miniature Circuit Breaker: 25 A, 120/240V AC, Single Phase, 10kA at 120/240V AC - QOB Series, Bolt-On Square D Miniature Circuit Breakers
SQUARE DQOB Series, Bolt-On Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 25 A, 120/240V AC, Single Phase, 10kA at 120/240V AC

The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB225EPD) is a 25 A, single-phase, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. This 2-pole unit is designed for use…

SKU 3G-OTH-23423

Brand
SQUARE D
Item
Miniature Circuit Breaker: 25 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
Category
QOB Series, Bolt-On Square D Miniature Circuit Breakers
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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
QOB225EPD
Type
Single Phase, 10kA at 120/240V AC
AC
120/240V
Amps
25 A
Phase
Single
Poles
2
For Use With
QO Load Centers and NQ Panelboards
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 QOB Series Miniature Circuit Breaker (MPN QOB225EPD) is a 25 A, single-phase, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. This 2-pole unit is designed for use with QO Load Centers and NQ Panelboards.

Frequently Asked Questions

What is the SQUARE D QOB225EPD miniature circuit breaker used for?

The SQUARE D QOB225EPD is a 25 A, 2-pole bolt-on miniature circuit breaker for overcurrent protection in single-phase 120/240V AC systems. It is designed for use with QO Load Centers and NQ Panelboards in commercial and industrial electrical distribution.

What are the specifications of the SQUARE D QOB225EPD?

The SQUARE D QOB225EPD is rated 25 A, 120/240V AC, single phase, with a maximum AIR rating of 10kA at 120/240V AC. It has 2 poles, bolt-on mounting, and is compatible with QO Load Centers and NQ Panelboards.

Where to buy the SQUARE D QOB225EPD worldwide?

3G Electric supplies the SQUARE D QOB225EPD miniature circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine SQUARE D part.

How to install the SQUARE D QOB225EPD breaker?

Install the SQUARE D QOB225EPD by turning off power, then bolting the breaker onto the bus bar in a compatible QO Load Center or NQ Panelboard. Ensure the breaker is fully seated and torqued per manufacturer guidelines before restoring power.

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 qob series, bolt-on 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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