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3G Electric
SQUARE D H326 Fusible Safety Switch - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D H326 Fusible Safety Switch

The SQUARE D H326 is a 600 A, three-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnecting means for industrial electrical…

SKU 3G-OTH-25387

Also listed as: H 326 · H-326

Brand
SQUARE D
Item
H326 Fusible Safety Switch
Part Number
H326
Category
Fusible Safety Switches
Available to Order
Also known as:H326SQUARE D
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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
H326
Type
600 A, Three Phase, Galvanized Steel, Indoor
AC
240V

Technical Documents

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

Product Description

The SQUARE D H326 is a 600 A, three-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, this switch provides a reliable disconnecting means for industrial electrical systems. 3G Electric interprets your demand and delivers this genuine SQUARE D component across 14 industrial departments, with specialist depth in controls as an authorised distributor.

Frequently Asked Questions

What is the SQUARE D H326 safety switch used for?

The SQUARE D H326 is a fusible safety switch designed for three-phase industrial applications up to 600 A and 240V AC. It provides a manual disconnect and overcurrent protection for motors, machinery, and distribution panels in indoor environments.

What are the specifications of the SQUARE D H326 safety switch?

The SQUARE D H326 is a 600 A, three-phase, 240V AC fusible safety switch with a galvanized steel enclosure for indoor use. It is manufactured by SQUARE D under MPN H326 and is suitable for heavy-duty industrial disconnecting applications.

Where to buy the SQUARE D H326 safety switch worldwide?

3G Electric supplies the SQUARE D H326 safety switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the SQUARE D H326 safety switch?

Install the SQUARE D H326 on a flat indoor surface using the mounting holes on the galvanized steel enclosure. Ensure the switch is de-energized, connect line and load conductors per local codes, and verify proper fuse ratings before closing the cover.

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
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SQUARE D Products

3G Electric supplies SQUARE D fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This SQUARE D fusible safety switch is rated for 400 A, single-phase, 240V AC systems. It features a galvanized steel enclosure designed for indoor use. The switch provides a visible break for safe disconnection and overcurrent protection in electrical circuits

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