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 QO142M200P Main Breaker Load Center, 200A, 42-Space, 22kA, Indoor - Square D QO - Main Breaker, Convertible, Plug-On Neutral Load Centers
SQUARE DSquare D QO - Main Breaker, Convertible, Plug-On Neutral Load Centers

SQUARE D QO142M200P Main Breaker Load Center, 200A, 42-Space, 22kA, Indoor

<p>The SQUARE D QO142M200P is a 200A main breaker load center designed for indoor use. It features 42 spaces and a 22kA short circuit current rating, suitable for residential and light commercial applications. This…

SKU 3G-OTH-721895

Brand
SQUARE D
Item
QO142M200P Main Breaker Load Center, 200A, 42-Space, 22kA, Indoor
Part Number
QO142M200P
Category
Square D QO - Main Breaker, Convertible, Plug-On Neutral Load Centers
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
QO142M200P
Type
22kA, Indoor
AC
120/240V
Phase
1
Spaces
42
Voltage
120/240V AC
Location
Indoor
Included Enclosure Cover
Order Separately
Max. No. Of Tandem Breakers
0
Short Circuit Current Rating
22kA
Main Circuit Breaker or Main Lug
Main Circuit Breaker

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

<p>The SQUARE D QO142M200P is a 200A main breaker load center designed for indoor use. It features 42 spaces and a 22kA short circuit current rating, suitable for residential and light commercial applications. This panel is a convertible type, allowing flexible installation, and is part of the QO family known for reliability.</p><p>With a 120/240V AC rating and 1-phase configuration, it meets standard electrical requirements. The enclosure cover is ordered separately. For procurement in Singapore, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the short circuit current rating and voltage of the QO142M200P?

The QO142M200P has a short circuit current rating of 22kA and operates at 120/240V AC, single-phase.

Does the load center include an enclosure cover?

No, the enclosure cover is ordered separately. The main breaker load center itself is included.

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 square d qo - main breaker, convertible, plug-on neutral load centers. 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
Indoor load center with 150A main circuit breaker, 120/240V AC, 1-phase, 24 spaces, and 22 kA short-circuit current rating. Supports up to 12 tandem breakers. Convertible plug-on neutral design. Enclosure cover ordered separately
SQUARE D
Indoor load center with 150A main circuit breaker, 120/240V AC, 1-phase, 24 spaces, and 22 kA short-circuit current rating. Supports up to 12 tandem breakers. Convertible plug-on neutral design. Enclosure cover ordered separately

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first