Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
SQUARE D QDA221502 Molded Case Circuit Breaker - Square D Molded Case Circuit Breakers for I-Line Panelboards
SQUARE DSquare D Molded Case Circuit Breakers for I-Line Panelboards

SQUARE D QDA221502 Molded Case Circuit Breaker

The Square D QDA221502 is a 150 A molded case circuit breaker for I-Line panelboards, with 2 poles, 240V AC, and a max. AIR rating of 25kA at 240V AC. It features a fixed instantaneous trip and lug terminal…

SKU 3G-OTH-609686

Also listed as: QDA 221502 · QDA-221502

Brand
SQUARE D
Item
QDA221502 Molded Case Circuit Breaker
Part Number
QDA221502
Category
Square D Molded Case Circuit Breakers for I-Line Panelboards
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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

SQUARE D
Manufacturer Part Number
QDA221502
Series
QD
Type
25kA at 240V AC, Fixed, Lug, AC, QD
Poles
2
Max. AIR Rating
25kA at 240V AC
Instantaneous Trip
Fixed
Terminal Connection
Lug

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 QDA221502 is a 150 A molded case circuit breaker for I-Line panelboards, with 2 poles, 240V AC, and a max. AIR rating of 25kA at 240V AC. It features a fixed instantaneous trip and lug terminal connections, part of the QD series.

Frequently Asked Questions

What is the Square D QDA221502 molded case circuit breaker used for?

The Square D QDA221502 is a 150 A molded case circuit breaker designed for I-Line panelboards. It protects electrical circuits from overloads and short circuits in commercial and industrial power distribution systems, with a 25kA interrupting rating at 240V AC.

What are the specifications of the Square D QDA221502?

The Square D QDA221502 is a 2-pole, 150 A molded case circuit breaker rated for 240V AC with a max. AIR rating of 25kA at 240V AC. It features a fixed instantaneous trip, lug terminal connections, and is part of the QD series (MPN QDA221502).

Where to buy the Square D QDA221502 worldwide?

3G Electric supplies the Square D QDA221502 molded case circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this QD series breaker.

How to select a Square D QDA221502 for an I-Line panelboard?

To select the Square D QDA221502, verify your panelboard accepts QD series breakers and requires a 150 A, 2-pole, 240V AC device with a 25kA interrupting rating. Ensure lug terminals match your wiring. 3G Electric can help confirm compatibility for your application.

Used in

Common applications for SQUARE D
Commercial electrical panels — QO and QOB miniature circuit breakers for overcurrent protection in load centers and panelboards.
HVACR equipment — 8910 Series Type DPA definite purpose contactors for switching compressor and fan motor loads.
Industrial power distribution — J-Frame molded case circuit breakers for main and feeder protection in switchboards.
Residential ground-fault protection — QO and QOB GFI circuit breakers for kitchens, bathrooms, and outdoor circuits.
Motor control centers — definite purpose contactors for controlling pumps, fans, and other moderate motor loads.
OEM machinery — Square D circuit breakers and contactors for integration into control panels and equipment.
Not sure this is the right part? Photo-identify it→

SQUARE D Products

3G Electric supplies SQUARE D square d molded case circuit breakers for i-line panelboards. 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 →
Molded Case Circuit Breaker: 40 A Amps, 65kA at 240V AC, Fixed, Lug, AB, 400 A Low Amp Trip Setting (MPN HGA260401)
SQUARE D
Molded Case Circuit Breaker: 40 A Amps, 65kA at 240V AC, Fixed, Lug, AB, 400 A Low Amp Trip Setting (MPN HGA260401)
Molded case circuit breaker for I-Line panelboards. Rated 200 A, 600V AC with 25 kA interrupting capacity. Three-pole unit with ABC phase connection, adjustable instantaneous trip, and line/load lug terminals. Suitable for overload and short-circuit protection in power distribution systems
SQUARE D
Molded case circuit breaker for I-Line panelboards. Rated 200 A, 600V AC with 25 kA interrupting capacity. Three-pole unit with ABC phase connection, adjustable instantaneous trip, and line/load lug terminals. Suitable for overload and short-circuit protection in power distribution systems
Molded Case Circuit Breaker: 125 A Amps, 42kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LA (MPN LA36125)
SQUARE D
Molded Case Circuit Breaker: 125 A Amps, 42kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LA (MPN LA36125)

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first