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SQUARE D Mounting Base: Mounting Base - Square D Circuit Breaker Mounting Accessories
SQUARE DSquare D Circuit Breaker Mounting Accessories

SQUARE D Mounting Base: Mounting Base

The SQUARE D Mounting Base (SKU 3G-OTH-19527, manufacturer part number QON3B) is a circuit breaker mounting accessory designed for use with Square D SQD and QON3B circuit breakers. This accessory type is a mounting…

SKU 3G-OTH-19527

Brand
SQUARE D
Item
Mounting Base: Mounting Base
Category
Square D Circuit Breaker Mounting Accessories
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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
QON3B
For Use With
Square D SQD and QON3B Cicruit Breakers
Accessory Type
Mounting Base

Technical Documents

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

Product Description

The SQUARE D Mounting Base (SKU 3G-OTH-19527, manufacturer part number QON3B) is a circuit breaker mounting accessory designed for use with Square D SQD and QON3B circuit breakers. This accessory type is a mounting base from the brand SQUARE D.

Frequently Asked Questions

What is the SQUARE D Mounting Base QON3B used for?

The SQUARE D Mounting Base QON3B is a circuit breaker mounting accessory used to securely install Square D SQD and QON3B circuit breakers in industrial electrical panels. It provides a stable foundation for breaker mounting in commercial and industrial power distribution systems.

What are the specifications of the SQUARE D Mounting Base QON3B?

The SQUARE D Mounting Base QON3B is a mounting base accessory from brand SQUARE D, designed for use with Square D SQD and QON3B circuit breakers. Its manufacturer part number is QON3B, and it is classified as a circuit breaker mounting accessory.

Where to buy the SQUARE D Mounting Base QON3B worldwide?

3G Electric supplies the SQUARE D Mounting Base QON3B to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this Square D circuit breaker mounting accessory, ensuring it reaches your facility reliably.

How to install the SQUARE D Mounting Base QON3B?

To install the SQUARE D Mounting Base QON3B, first ensure the panel is de-energized. Align the base with the breaker mounting holes, secure it with appropriate hardware per Square D guidelines, and verify the breaker snaps firmly into place. Always follow manufacturer instructions 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 square d circuit breaker mounting accessories. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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