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SQUARE D Q4L3300 Q4-Frame Molded Case Circuit Breaker, 300A, 240V AC, 3-Pole - LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
SQUARE DLA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers

SQUARE D Q4L3300 Q4-Frame Molded Case Circuit Breaker, 300A, 240V AC, 3-Pole

The Square D Q4L3300 is a Q4-Frame molded case circuit breaker rated for 300 A at 240V AC with a maximum AIR rating of 25kA at 120/240V AC. It features 3 poles, ABC phase connection, adjustable instantaneous trip…

SKU 3G-OTH-609476

Brand
SQUARE D
Item
Q4L3300 Q4-Frame Molded Case Circuit Breaker, 300A, 240V AC, 3-Pole
Category
LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SQUARE D
Manufacturer Part Number
Q4L3300
Series
Q4
Type
25kA at 120/240V AC, Adj, Lug, ABC, Q4
AC
240V
Poles
3
Max. AIR Rating
25kA at 120/240V AC
Phase Connection
ABC
Instantaneous Trip
Adjustable
Terminal Connection
Lug

Technical Documents

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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D Q4L3300 is a Q4-Frame molded case circuit breaker rated for 300 A at 240V AC with a maximum AIR rating of 25kA at 120/240V AC. It features 3 poles, ABC phase connection, adjustable instantaneous trip, and lug terminals. 3G Electric interprets your demand for this OEM part and delivers it with specialist support across 14 industrial departments — including electrical, power transmission, and controls — backed by deep expertise in combustion, pumps, and controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Square D Q4L3300 molded case circuit breaker used for?

The Square D Q4L3300 is a Q4-Frame molded case circuit breaker rated for 300 A at 240V AC. It protects electrical circuits from overloads and short circuits in industrial and commercial power distribution systems, with an adjustable instantaneous trip for flexible coordination.

What are the specifications of the Square D Q4L3300?

The Square D Q4L3300 is a 3-pole, 300 A molded case circuit breaker rated for 240V AC with a maximum AIR rating of 25kA at 120/240V AC. It features lug terminals, ABC phase connection, and an adjustable instantaneous trip. The series is Q4.

Where to buy the Square D Q4L3300 worldwide?

3G Electric supplies the Square D Q4L3300 worldwide. We interpret your demand, source this OEM part, and handle full logistics and customs clearance for delivery to your location. Contact us for availability and lead time on this Q4-Frame circuit breaker.

How to select the Square D Q4L3300 for an application?

To select the Square D Q4L3300, verify your system voltage (240V AC), continuous current (300 A), and available fault current (up to 25kA at 120/240V AC). Ensure the adjustable trip range matches your coordination study. 3G Electric provides specialist support across electrical and controls departments.

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
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SQUARE D Products

3G Electric supplies SQUARE D la-, lh-, q4-frame square d molded case 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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