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SQUARE D Miniature Circuit Breaker: 20 A, 277V AC, Single Phase, 18kA at 120/240V AC - EDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers
SQUARE DEDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers

SQUARE D Miniature Circuit Breaker: 20 A, 277V AC, Single Phase, 18kA at 120/240V AC

The SQUARE D EDB14020 is a 20 A, single-phase miniature circuit breaker from the EDB & EGB Series, designed for bolt-on installation. It has an AC voltage rating of 277V AC and a maximum AIR rating of 18kA at…

SKU 3G-OTH-22162

Also listed as: EDB 14020 · EDB-14020

Brand
SQUARE D
Item
Miniature Circuit Breaker: 20 A, 277V AC, Single Phase, 18kA at 120/240V AC
Category
EDB & EGB Series, Bolt-On Square D Miniature Circuit Breakers
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SQUARE D
Manufacturer Part Number
EDB14020
Type
Single Phase, 18kA at 120/240V AC, Std
AC
277V
Amps
20 A
Phase
Single
Poles
1
For Use With
Square D NF Panelboards
Max. AIR Rating
18kA at 120/240V AC
AC Voltage Rating
277V AC

Technical Documents

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

Product Description

The SQUARE D EDB14020 is a 20 A, single-phase miniature circuit breaker from the EDB & EGB Series, designed for bolt-on installation. It has an AC voltage rating of 277V AC and a maximum AIR rating of 18kA at 120/240V AC. This 1-pole breaker is intended for use with Square D NF Panelboards.

Frequently Asked Questions

What is the SQUARE D EDB14020 miniature circuit breaker used for?

The SQUARE D EDB14020 is a 20 A, single-phase miniature circuit breaker used to protect branch circuits in commercial and industrial electrical panels. It is designed for bolt-on installation in Square D NF Panelboards, providing overcurrent protection at 277V AC with an 18kA interrupting rating at 120/240V AC.

What are the specifications of the SQUARE D EDB14020?

The SQUARE D EDB14020 is a 1-pole, 20 A miniature circuit breaker rated for 277V AC single-phase. It has a maximum AIR rating of 18kA at 120/240V AC and is part of the EDB & EGB Series. It is designed for bolt-on use with Square D NF Panelboards.

Where to buy the SQUARE D EDB14020 worldwide?

3G Electric supplies the SQUARE D EDB14020 miniature 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 bolt-on breaker.

How to install the SQUARE D EDB14020 circuit breaker?

Install the SQUARE D EDB14020 by turning off the panelboard main power, then bolting the breaker onto the bus bar in a Square D NF Panelboard. Ensure the breaker is securely fastened and the circuit is de-energized before wiring. Follow all local electrical codes and manufacturer guidelines for safe installation.

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 edb & egb series, bolt-on square d miniature 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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