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3G Electric
SQUARE D H366AWK Fusible Safety Switch - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D H366AWK Fusible Safety Switch

<p>The SQUARE D H366AWK is a heavy-duty fusible safety switch designed for three-phase applications up to 600A at 600V AC. Constructed with a galvanized steel enclosure, it is suitable for both indoor and outdoor…

SKU 3G-OTH-26421

Brand
SQUARE D
Item
H366AWK Fusible Safety Switch
Part Number
H366AWK
Category
Fusible Safety Switches
Available to Order
Also known as:H366AWKSQUARE 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
H366AWK
Type
600 A, Three Phase, Galvanized Steel, Indoor/Outdoor
AC
600V

Technical Documents

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

Product Description

<p>The SQUARE D H366AWK is a heavy-duty fusible safety switch designed for three-phase applications up to 600A at 600V AC. Constructed with a galvanized steel enclosure, it is suitable for both indoor and outdoor installations, offering robust protection and reliable performance in demanding industrial environments. This switch is ideal for use as a service entrance or branch circuit disconnect in commercial and industrial facilities.</p><p>As a trusted supplier in Singapore, 3G Electric provides this SQUARE D switch with worldwide shipping. For Singapore buyers, we offer SGD quotes on request and handle GST seamlessly. Enjoy fast delivery across Singapore and Southeast Asia to keep your projects on schedule.</p>

Frequently Asked Questions

What are the key specifications of the SQUARE D H366AWK?

The H366AWK is a 600A, three-phase fusible safety switch rated for 600V AC. It features a galvanized steel enclosure and is suitable for both indoor and outdoor use.

Can I get a quote in SGD and fast delivery in Singapore?

Yes, 3G Electric offers SGD quotes on request for Singapore buyers, and we handle GST. We provide fast delivery across Singapore and Southeast Asia.

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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The SQUARE D H265R is a 400 A, single-phase, fusible safety switch rated for 600V AC. It features a galvanized steel enclosure suitable for indoor and outdoor use. This switch provides manual disconnect and overcurrent protection for electrical circuits in industrial and commercial applications
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