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SQUARE D Molded Case Circuit Breaker: 350 A Amps, 25kA at 120/240V AC, Adj, Lug - LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
SQUARE DLA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 350 A Amps, 25kA at 120/240V AC, Adj, Lug

The Square D Q4L2350 is a Q4-Frame molded case circuit breaker rated for 350 A with 2 poles and a maximum AIR rating of 25kA at 120/240V AC. It features an adjustable instantaneous trip and lug terminal connections…

SKU 3G-OTH-609479

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 350 A Amps, 25kA at 120/240V AC, Adj, Lug
Category
LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
Q4L2350
Series
Q4
Type
25kA at 120/240V AC, Adj, Lug, Non-Applicable, Q4
Poles
2
Max. AIR Rating
25kA at 120/240V AC
Phase Connection
Non-Applicable
Instantaneous Trip
Adjustable
Terminal Connection
Lug
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D Q4L2350 is a Q4-Frame molded case circuit breaker rated for 350 A with 2 poles and a maximum AIR rating of 25kA at 120/240V AC. It features an adjustable instantaneous trip and lug terminal connections, designed for non-applicable phase connection. 3G Electric interprets customer demand and delivers this genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.

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 Q4L2350 molded case circuit breaker used for?

The Square D Q4L2350 is a 350 A, 2-pole molded case circuit breaker used for overcurrent protection in industrial and commercial electrical distribution systems. Its adjustable instantaneous trip allows fine-tuning for motor and equipment protection, and it is suitable for 120/240 V AC applications.

What are the specifications of the Square D Q4L2350 circuit breaker?

The Square D Q4L2350 is a Q4-Frame molded case circuit breaker rated 350 A, 2 poles, with a maximum AIR rating of 25kA at 120/240 V AC. It features an adjustable instantaneous trip, lug terminal connections, and non-applicable phase connection. The series is Q4.

Where to buy the Square D Q4L2350 circuit breaker worldwide?

3G Electric supplies the genuine Square D Q4L2350 circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Q4-Frame 350 A breaker.

How to select the right Square D Q4L2350 circuit breaker for an application?

To select the Square D Q4L2350, verify your system voltage (120/240 V AC), continuous load (350 A max), and available fault current (up to 25kA). The adjustable instantaneous trip allows coordination with downstream devices. Ensure lug terminal connections match your wiring. Consult a licensed electrician for proper sizing.

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 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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Molded Case Circuit Breaker: 400 A Amps, 42kA at 240V AC, Adj, Lug, Non-Applicable, 2 Poles, 600V AC (MPN LAL26400). Key specifications — Terminal Connection: Lug; Phase Connection: Non-Applicable; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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Molded Case Circuit Breaker: 400 A Amps, 42kA at 240V AC, Adj, Lug, Non-Applicable, 2 Poles, 600V AC (MPN LAL26400). Key specifications — Terminal Connection: Lug; Phase Connection: Non-Applicable; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
Molded Case Circuit Breaker: 250 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
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Molded Case Circuit Breaker: 250 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
Molded Case Circuit Breaker: 400 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3400). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
SQUARE D
Molded Case Circuit Breaker: 400 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3400). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
Molded Case Circuit Breaker: 250 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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Molded Case Circuit Breaker: 250 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
Molded Case Circuit Breaker: 300 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36300). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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Molded Case Circuit Breaker: 300 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36300). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
Molded Case Circuit Breaker: 400 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36400). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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Molded Case Circuit Breaker: 400 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36400). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
Molded Case Circuit Breaker: 250 A Amps, 25kA at 120/240V AC, Adj, Lug, Non-Applicable, 2 Poles, Q4 (MPN Q4L2250). Key specifications — Terminal Connection: Lug; Phase Connection: Non-Applicable; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
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Molded Case Circuit Breaker: 350 A Amps, 50kA at 250V DC, Instantaneous, Line/Load Lug, ABC, 3 Poles (MPN LHL36350). Key specifications — Terminal Connection: Line/Load Lug; Phase Connection: ABC; Max. AIR Rating: 50kA at 250V DC; Instantaneous Trip: Instantaneous; Series: LHL.
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Molded Case Circuit Breaker: 350 A Amps, 50kA at 250V DC, Instantaneous, Line/Load Lug, ABC, 3 Poles (MPN LHL36350). Key specifications — Terminal Connection: Line/Load Lug; Phase Connection: ABC; Max. AIR Rating: 50kA at 250V DC; Instantaneous Trip: Instantaneous; Series: LHL.