SQUARE D Molded Case Circuit Breaker: 300 A Amps, 42kA at 240V AC, Adj, Lug, AB
The Square D LA Series Molded Case Circuit Breaker (300 A, MPN LA26300AB) is a 42kA at 240V AC unit with an adjustable instantaneous trip and a low amp trip setting of 1,500 A. It features lug terminals and AB phase…
SKU 3G-OTH-721909
Need installation or engineering help?
Ask a question
Product Description
The Square D LA Series Molded Case Circuit Breaker (300 A, MPN LA26300AB) is a 42kA at 240V AC unit with an adjustable instantaneous trip and a low amp trip setting of 1,500 A. It features lug terminals and AB phase connection, designed for I-Line panelboards.
Frequently Asked Questions
What is the Square D LA26300AB molded case circuit breaker used for?
The Square D LA26300AB is a 300 A molded case circuit breaker used for overcurrent protection in I-Line panelboards. It is suitable for industrial and commercial power distribution systems where adjustable instantaneous trip settings and high interrupting capacity (42kA at 240V AC) are required.
What are the specifications of the Square D LA26300AB circuit breaker?
The Square D LA26300AB is a 300 A molded case circuit breaker with a max AIR rating of 42kA at 240V AC. It features an adjustable instantaneous trip, a low amp trip setting of 1,500 A, lug terminals, and AB phase connection. It is part of the LA Series for I-Line panelboards.
Where to buy the Square D LA26300AB circuit breaker worldwide?
3G Electric supplies the Square D LA26300AB molded case circuit breaker to customers 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 Square D LA Series breaker.
How to select the right Square D LA Series circuit breaker for my panelboard?
To select the correct Square D LA Series breaker, verify your panelboard's I-Line compatibility, required amp rating (e.g., 300 A), interrupting capacity (e.g., 42kA at 240V AC), and phase connection (e.g., AB). The adjustable instantaneous trip allows fine-tuning for your load. Consult a qualified engineer for coordination studies.
Used in
Common applications for SQUARE DSQUARE 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.
