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SQUARE D Handle Assembly: Handle Assembly, Type LAL, LHL, and QRL Circuit Breakers - Square D Circuit Breaker Handles & Operators
SQUARE DSquare D Circuit Breaker Handles & Operators

SQUARE D Handle Assembly: Handle Assembly, Type LAL, LHL, and QRL Circuit Breakers

The SQUARE D Handle Assembly (MPN 9421LR1) is a circuit breaker handle and operator accessory designed for use with Type LAL, LHL, and QRL circuit breakers. This handle assembly includes a 6-inch long handle and is…

SKU 3G-OTH-19391

Brand
SQUARE D
Item
Handle Assembly: Handle Assembly, Type LAL, LHL, and QRL Circuit Breakers
Category
Square D Circuit Breaker Handles & Operators
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
9421LR1
Type
Type LAL, LHL, and QRL Circuit Breakers
Poles
2/3
Includes
6 in Long Handle
For Use With
Type LAL, LHL, and QRL Circuit Breakers
Accessory Type
Handle Assembly
Number of Poles
2

Technical Documents

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

Product Description

The SQUARE D Handle Assembly (MPN 9421LR1) is a circuit breaker handle and operator accessory designed for use with Type LAL, LHL, and QRL circuit breakers. This handle assembly includes a 6-inch long handle and is configured for 2 poles.

Frequently Asked Questions

What is the SQUARE D 9421LR1 handle assembly used for?

The SQUARE D 9421LR1 handle assembly is an accessory for Type LAL, LHL, and QRL circuit breakers. It provides a manual operating interface for switching and resetting the breaker, commonly used in industrial power distribution panels and motor control centers.

What are the specifications of the SQUARE D 9421LR1 handle assembly?

The SQUARE D 9421LR1 is a 2-pole handle assembly with a 6-inch long handle. It is designed for use with Type LAL, LHL, and QRL circuit breakers. The accessory type is handle assembly, and the manufacturer part number is 9421LR1.

Where to buy SQUARE D 9421LR1 handle assembly worldwide?

3G Electric supplies the SQUARE D 9421LR1 handle assembly worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the SQUARE D 9421LR1 handle assembly?

Installation of the SQUARE D 9421LR1 handle assembly typically involves attaching the 6-inch handle to the circuit breaker mechanism per the manufacturer's instructions. Ensure the breaker is de-energized before installation. Always follow SQUARE D guidelines for proper fit and operation.

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 handles & operators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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