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SQUARE D Molded Case Circuit Breaker: 350 A Amps, 42kA at 240V AC, Adj, Lug, AB - Square D Molded Case Circuit Breakers for I-Line Panelboards
SQUARE DSquare D Molded Case Circuit Breakers for I-Line Panelboards

SQUARE D Molded Case Circuit Breaker: 350 A Amps, 42kA at 240V AC, Adj, Lug, AB

The Square D LA Series Molded Case Circuit Breaker (MPN LA26350AB) is a 350 A unit with a 42kA at 240V AC maximum AIR rating, featuring an adjustable instantaneous trip and a 1,750 A low amp trip setting. It uses lug…

SKU 3G-OTH-721963

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 350 A Amps, 42kA at 240V AC, Adj, Lug, AB
Category
Square D Molded Case Circuit Breakers for I-Line Panelboards
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Technical Specifications

SQUARE D
Manufacturer Part Number
LA26350AB
Series
LA
Type
42kA at 240V AC, Adj, Lug, AB
Max. AIR Rating
42kA at 240V AC
Phase Connection
AB
Instantaneous Trip
Adjustable
Terminal Connection
Lug
Low Amp Trip Setting
1,750 A
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D LA Series Molded Case Circuit Breaker (MPN LA26350AB) is a 350 A unit with a 42kA at 240V AC maximum AIR rating, featuring an adjustable instantaneous trip and a 1,750 A low amp trip setting. It uses lug terminals and an AB phase connection, designed for I-Line panelboards. 3G Electric interprets your demand for this OEM breaker, sources it, quotes competitively, and supports your application across 14 industrial departments — with specialist depth in electrical controls.

Frequently Asked Questions

What is the Square D LA26350AB molded case circuit breaker used for?

The Square D LA26350AB is a 350 A molded case circuit breaker with a 42kA at 240V AC interrupting rating, used for overcurrent protection in I-Line panelboards. It is common in industrial electrical distribution systems where adjustable instantaneous trip settings are required to coordinate with downstream equipment.

What are the specifications of the Square D LA26350AB circuit breaker?

The Square D LA26350AB is a 350 A molded case circuit breaker with a 42kA at 240V AC maximum AIR rating. It features an adjustable instantaneous trip, a 1,750 A low amp trip setting, lug terminals, and an AB phase connection. It is part of the LA Series for I-Line panelboards.

Where to buy the Square D LA26350AB circuit breaker worldwide?

3G Electric supplies the Square D LA26350AB molded case circuit breaker worldwide. We interpret your demand, source this OEM part, provide a competitive quote, and handle full logistics and customs clearance for delivery to your facility. Contact us for availability and lead time.

How to select the correct Square D LA molded case circuit breaker for an I-Line panelboard?

To select the correct Square D LA series breaker, verify the panelboard type (I-Line), required ampere rating (e.g., 350 A), maximum AIR rating (e.g., 42kA at 240V AC), phase connection (e.g., AB), and terminal type (lug). Ensure the adjustable trip setting range matches your coordination study.

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 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.

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Molded Case Circuit Breaker: 225 A Amps, 42kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LA (MPN LA36225). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: LA.
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