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SQUARE D Molded Case Circuit Breaker: 40 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug - H-Frame Square D Molded Case Circuit Breakers
SQUARE DH-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 40 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug

The Square D H-Frame Molded Case Circuit Breaker (MPN HDL26040) is a 40 A, fixed-mount unit rated 25kA at 240V AC with line/load lug terminations. This HD-series breaker is designed for reliable overcurrent…

SKU 3G-OTH-623328

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 40 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug
Category
H-Frame Square D Molded Case Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
HDL26040
Type
25kA at 240V AC, Fixed, Line/Load Lug, Non-Applicable, HD
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Square D H-Frame Molded Case Circuit Breaker (MPN HDL26040) is a 40 A, fixed-mount unit rated 25kA at 240V AC with line/load lug terminations. This HD-series breaker is designed for reliable overcurrent protection in industrial electrical distribution systems.

Frequently Asked Questions

What is the Square D HDL26040 molded case circuit breaker used for?

The Square D HDL26040 is a 40 A, fixed-mount molded case circuit breaker rated 25kA at 240V AC. It provides overcurrent protection in industrial electrical distribution systems, such as panelboards and switchboards, using line/load lug terminations for secure wiring.

What are the specifications of the Square D HDL26040?

The Square D HDL26040 is a 40 A, H-Frame molded case circuit breaker with a 25kA interrupting rating at 240V AC. It features fixed mounting, line/load lug terminations, and is part of the HD series. The manufacturer part number is HDL26040.

Where to buy the Square D HDL26040 worldwide?

3G Electric supplies the Square D HDL26040 molded case circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this HD-series 40 A breaker.

How to install the Square D HDL26040 circuit breaker?

Install the Square D HDL26040 in a suitable enclosure with proper ventilation. Ensure the breaker is in the OFF position, torque line/load lugs to manufacturer specifications, and verify the 25kA interrupting rating matches system fault current. Always follow NEC and local codes.

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 h-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: 50 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug, ABC, 3 Poles, 600V AC (MPN HDL36050). Key specifications — attr196129: Line/Load Lug; attr196130: ABC; attr196127: 25kA at 240V AC; attr196128: Fixed; attr232749: HD.
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Molded Case Circuit Breaker: 50 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug, ABC, 3 Poles, 600V AC (MPN HDL36050). Key specifications — attr196129: Line/Load Lug; attr196130: ABC; attr196127: 25kA at 240V AC; attr196128: Fixed; attr232749: HD.
Molded Case Circuit Breaker: 225 A Amps, 22kA at 600V AC, Fixed, Line/Load Lug, Non-Applicable (MPN LAL36225MB). Key specifications — attr196129: Line/Load Lug; attr196130: Non-Applicable; attr196127: 22kA at 600V AC; attr196128: Fixed.
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Molded Case Circuit Breaker: 225 A Amps, 22kA at 600V AC, Fixed, Line/Load Lug, Non-Applicable (MPN LAL36225MB). Key specifications — attr196129: Line/Load Lug; attr196130: Non-Applicable; attr196127: 22kA at 600V AC; attr196128: Fixed.
Molded Case Circuit Breaker: 70 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug, ABC, 3 Poles, 600V AC (MPN HDL36070). Key specifications — attr196129: Line/Load Lug; attr196130: ABC; attr196127: 25kA at 240V AC; attr196128: Fixed; attr232749: HD.
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Molded Case Circuit Breaker: 70 A Amps, 25kA at 240V AC, Fixed, Line/Load Lug, ABC, 3 Poles, 600V AC (MPN HDL36070). Key specifications — attr196129: Line/Load Lug; attr196130: ABC; attr196127: 25kA at 240V AC; attr196128: Fixed; attr232749: HD.
Molded Case Circuit Breaker: 15 A Amps, 65kA at 240V AC, Fixed, Line/Load Lug, Non-Applicable, HG (MPN HGL26015). Key specifications — attr196129: Line/Load Lug; attr196130: Non-Applicable; attr196127: 65kA at 240V AC; attr196128: Fixed; attr232749: HG.
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Molded Case Circuit Breaker: 100 A Amps, 65kA at 240V AC, Adj, Box Lug, ABC, 3 Poles, 600V AC, HG (MPN HGL36100U43X). Key specifications — attr196129: Box Lug; attr196130: ABC; attr196127: 65kA at 240V AC; attr196128: Adjustable; attr232749: HG.
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Molded Case Circuit Breaker: 100 A Amps, 65kA at 240V AC, Adj, Box Lug, ABC, 3 Poles, 600V AC, HG (MPN HGL36100U43X). Key specifications — attr196129: Box Lug; attr196130: ABC; attr196127: 65kA at 240V AC; attr196128: Adjustable; attr232749: HG.
Molded Case Circuit Breaker: 100 A Amps, 65kA at 240V AC, Adj, Box Lug, ABC, 3 Poles, 600V AC, HG (MPN HGL36100U33X). Key specifications — attr196129: Box Lug; attr196130: ABC; attr196127: 65kA at 240V AC; attr196128: Adjustable; attr232749: HG.
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Molded Case Circuit Breaker: 225 A Amps, 25kA at 600V AC, Fixed, Line/Load Lug, Non-Applicable (MPN LHL36225). Key specifications — attr196129: Line/Load Lug; attr196130: Non-Applicable; attr196127: 25kA at 600V AC; attr196128: Fixed.
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Molded Case Circuit Breaker: 125 A Amps, 65kA at 240V AC, Fixed, Line/Load Lug, Non-Applicable, HG (MPN HGL26125). Key specifications — attr196129: Line/Load Lug; attr196130: Non-Applicable; attr196127: 65kA at 240V AC; attr196128: Fixed; attr232749: HG.
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