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SQUARE D D326N Fusible Safety Switch - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D D326N Fusible Safety Switch

The SQUARE D D326N is a 600 A, three-phase, fusible safety switch rated for 240V AC, housed in a galvanized steel enclosure for indoor use. 3G Electric interprets your demand for this specific OEM part, sources it…

SKU 3G-OTH-28413

Brand
SQUARE D
Item
D326N Fusible Safety Switch
Part Number
D326N
Category
Fusible Safety Switches
Available to Order
Also known as:D326NSQUARE D
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE D
Manufacturer Part Number
D326N
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 D326N is a 600 A, three-phase, fusible safety switch rated for 240V AC, housed in a galvanized steel enclosure for indoor use. 3G Electric interprets your demand for this specific OEM part, sources it across our supply network, and delivers it with the technical accountability you expect from a partner with deep expertise in electrical controls.

Frequently Asked Questions

What is the SQUARE D D326N safety switch used for?

The SQUARE D D326N is a fusible safety switch used for disconnecting and protecting electrical circuits in industrial and commercial applications. It is designed for three-phase systems up to 600 A and 240V AC, providing a reliable means to safely isolate equipment during maintenance or emergency shutdowns.

What are the specifications of the SQUARE D D326N safety switch?

The SQUARE D D326N is a fusible safety switch rated for 600 A, three-phase, 240V AC. It features a galvanized steel enclosure for indoor use. The manufacturer part number is D326N, and it is designed for heavy-duty industrial applications requiring reliable circuit isolation and overcurrent protection.

Where to buy the SQUARE D D326N safety switch worldwide?

You can source the SQUARE D D326N safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this and other SQUARE D components.

How to install the SQUARE D D326N safety switch?

Install the SQUARE D D326N safety switch in a dry indoor location on a sturdy surface. Ensure the power is off before wiring. Connect line and load conductors per the wiring diagram on the switch. Use appropriate fuses rated for the circuit. Always follow local electrical codes and consult a qualified electrician 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
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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 600 A, three-phase, 600V AC. The galvanized steel enclosure allows for indoor or outdoor installation. It is used to safely disconnect electrical circuits for maintenance or emergency shutdown in industrial and commercial power distribution systems
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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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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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