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SQUARE D Safety Switch: Fusible, 600 A, Single Phase, 600V AC, Galvanized Steel - Fusible Safety Switches
SQUARE DFusible Safety Switches

SQUARE D Safety Switch: Fusible, 600 A, Single Phase, 600V AC, Galvanized Steel

The SQUARE D H266R is a 600 A, single-phase, fusible safety switch rated for 600V AC. Housed in a galvanized steel enclosure suitable for indoor/outdoor use, it provides a reliable disconnect solution for industrial…

SKU 3G-OTH-26094

Brand
SQUARE D
Item
Safety Switch: Fusible, 600 A, Single Phase, 600V AC, Galvanized Steel
Category
Fusible Safety Switches
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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
H266R
Type
600 A, Single Phase, Galvanized Steel, Indoor/Outdoor
AC
600V

Technical Documents

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

Product Description

The SQUARE D H266R is a 600 A, single-phase, fusible safety switch rated for 600V AC. Housed in a galvanized steel enclosure suitable for indoor/outdoor use, it provides a reliable disconnect solution for industrial electrical systems.

Frequently Asked Questions

What is the SQUARE D H266R safety switch used for?

The SQUARE D H266R is a 600 A fusible safety switch designed for single-phase 600V AC applications. It provides a manual disconnect and overcurrent protection for industrial equipment, motor control centers, and distribution panels in indoor or outdoor environments.

What are the specifications of the SQUARE D H266R safety switch?

The SQUARE D H266R is a 600 A, single-phase, fusible safety switch rated for 600V AC. It features a galvanized steel enclosure suitable for indoor/outdoor use. The manufacturer part number is H266R, and it is designed for heavy-duty industrial disconnection and protection.

Where to buy the SQUARE D H266R safety switch worldwide?

3G Electric supplies the SQUARE D H266R 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 on this 600 A fusible switch.

How to install the SQUARE D H266R safety switch?

Install the SQUARE D H266R on a sturdy surface using the mounting holes. Ensure the disconnect is off before wiring. Connect line and load conductors per local codes, using proper torque on terminals. Always de-energize upstream circuits and follow NFPA 70E safety practices.

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 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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