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SQUARE D Molded Case Circuit Breaker: 100 A Amps, Adj, Box Lug, ABC, 400 A Low Amp Trip Setting - J-Frame Square D Molded Case Circuit Breakers
SQUARE DJ-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 100 A Amps, Adj, Box Lug, ABC, 400 A Low Amp Trip Setting

The Square D J-Frame Molded Case Circuit Breaker (MPN JGL37100D81) is a 100 A, 3-pole unit with an adjustable instantaneous trip and a 400 A low amp trip setting. It features a box lug terminal connection and ABC…

SKU 3G-OTH-609407

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 100 A Amps, Adj, Box Lug, ABC, 400 A Low Amp Trip Setting
Category
J-Frame Square D Molded Case Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
JGL37100D81
Series
JG
Type
Adj, Box Lug, ABC, JG
Poles
3
Max. AIR Rating
Not Rated
Phase Connection
ABC
Instantaneous Trip
Adjustable
Terminal Connection
Box Lug
Low Amp Trip Setting
400 A
View Full Spec Sheet

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

Product Description

The Square D J-Frame Molded Case Circuit Breaker (MPN JGL37100D81) is a 100 A, 3-pole unit with an adjustable instantaneous trip and a 400 A low amp trip setting. It features a box lug terminal connection and ABC phase connection, part of the JG series. 3G Electric interprets your demand for this specific OEM breaker and delivers it with specialist support across 14 industrial departments.

Frequently Asked Questions

What is the Square D JGL37100D81 molded case circuit breaker used for?

The Square D JGL37100D81 is a 100 A, 3-pole molded case circuit breaker used for overcurrent protection in industrial power distribution. Its adjustable instantaneous trip and 400 A low amp trip setting make it suitable for motor circuits and feeder protection in manufacturing, HVAC, and process control systems.

What are the specifications of the Square D JGL37100D81?

The Square D JGL37100D81 is a 100 A, 3-pole J-frame breaker from the JG series. It has an adjustable instantaneous trip, a 400 A low amp trip setting, box lug terminals, and ABC phase connection. The maximum AIR rating is not rated. 3G Electric supplies this OEM Square D breaker globally.

Where to buy the Square D JGL37100D81 worldwide?

3G Electric supplies the Square D JGL37100D81 molded case circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and source this specific OEM breaker with specialist support across 14 industrial departments.

How to select the correct Square D J-frame breaker for my application?

To select the correct Square D J-frame breaker like the JGL37100D81, verify your system voltage, continuous current (100 A), and required trip settings. The adjustable instantaneous trip and 400 A low amp trip setting allow fine-tuning for motor or feeder protection. 3G Electric can help match the right Square D breaker to your load profile.

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 j-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: 250 A Amps, 65kA at 240V AC, Adj, Lug, AC, 1,250 A Low Amp Trip Setting (MPN JGA262502). Key specifications — Terminal Connection: Lug; Phase Connection: AC; Max. AIR Rating: 65kA at 240V AC; Instantaneous Trip: Adjustable; Series: JG.
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Molded Case Circuit Breaker: 225 A Amps, 25kA at 240V AC, Instantaneous, Line/Load Lug, ABC, 3 Poles (MPN JGA36225). Key specifications — Terminal Connection: Line/Load Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 240V AC; Instantaneous Trip: Instantaneous; Series: JG.
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