Eaton Safety Switch Single-Thr...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$5,048.29
$4,918.64

Eaton Safety Switch Single-Throw Fused 600A Three-Pole 600V Class H NEMA 1 Heavy Duty

(No reviews yet) Write a Review

Model: DH366NGK

In Stock (leaves warehouse same day if ordered before 3pm ET)

$5,048.29
$4,918.64
Adding to cart… The item has been added
Free Shipping on orders over $99
We price match and offer bulk discounts! Click Add to Quote. It's quick and easy.
Earn points with this purchase! You can redeem points for giftcards, iPads, XBox's and more. View Rewards
Free Keying on all locks

Eaton Custom Single-Throw Fused Safety Switch

Professional Heavy Duty Electrical Disconnect Switch

The Eaton Custom Single-Throw Fused Safety Switch delivers exceptional electrical power management and control performance for heavy duty industrial and commercial electrical applications. This 600A three-pole safety switch provides reliable electrical isolation and protection designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Heavy Duty Electrical Performance

  • 600 Ampere Rating - High-capacity electrical switching for demanding commercial and industrial power distribution systems
  • Three-Pole Configuration - Complete three-phase electrical isolation with four-wire capability for comprehensive power control
  • 600V Voltage Rating - Professional voltage capacity for industrial electrical systems and motor control applications
  • Class H Fuse Provision - Standard renewable fuse compatibility for reliable overcurrent protection and electrical safety

Professional Installation & Protection

  • NEMA 1 Enclosure - Indoor general purpose enclosure with painted steel construction for reliable electrical protection
  • Fusible with Neutral Design - Complete electrical isolation including neutral conductor for enhanced safety and code compliance
  • UL Listed Certification - Professional electrical safety compliance for commercial and industrial installations

Technical Specifications

Amperage Rating: 600A, Voltage Rating: 600V, Number of Poles: Three-pole, Number of Wires: Four-wire, Enclosure: NEMA 1, Enclosure Material: Painted steel, Fuse Class: Class H, Configuration: Fusible with neutral, Maximum HP Rating: 200 HP at 240V, 400 HP at 480V, 500 HP at 600V (3-phase), Wire Size: #2-600 kcmil and #1/0-750 kcmil aluminum, Dimensions: 58" L x 27.5" W x 12" H, Weight: 120 lbs, Certifications: UL Listed

Installation & Usage

  1. Verify electrical system is de-energized and follow proper lockout/tagout procedures before installation
  2. Mount safety switch in appropriate location with adequate clearance for operation and maintenance access
  3. Connect incoming and outgoing conductors to designated line and load terminals using proper torque specifications
  4. Install appropriate Class H fuses rated for the specific electrical load and application requirements
  5. Connect neutral conductor to designated neutral terminal for complete four-wire electrical isolation
  6. Verify all electrical connections are secure and perform operational testing before energizing the system

Professional Applications

Ideal for:

  • Industrial Power Distribution - Heavy duty electrical isolation for manufacturing facilities, processing plants, and industrial equipment
  • Commercial Electrical Systems - Main disconnect and feeder protection for office buildings, retail facilities, and commercial properties
  • Motor Control Centers - Individual motor disconnect and protection for large horsepower three-phase motor applications
  • Electrical Service Equipment - Main electrical service disconnect for commercial and industrial electrical distribution systems
  • Switchgear Applications - Component integration in electrical switchgear and power distribution assemblies
  • Maintenance Disconnect - Safe electrical isolation for equipment maintenance and service in industrial facilities
  • Emergency Disconnect - Critical electrical shutdown capability for safety systems and emergency procedures
  • Feeder Circuit Protection - Branch circuit protection and isolation for large electrical distribution systems

Heavy Duty Design Advantage

The heavy duty construction with painted steel NEMA 1 enclosure provides exceptional durability and electrical protection for demanding commercial and industrial environments. The single-throw design ensures positive electrical isolation while the fusible with neutral configuration provides complete four-wire disconnect capability for enhanced electrical safety and code compliance in professional installations.

Why Choose Eaton Quality?

Eaton's century-plus experience in electrical power management innovation ensures this safety switch delivers the reliability and performance that electrical professionals demand. With UL Listed certification and proven heavy duty construction, this safety switch represents Eaton's commitment to electrical safety and dependable performance trusted by electricians, electrical contractors, and facility professionals worldwide for critical power distribution and electrical protection applications.

Manufacturer Resources

Product Specs

Amperage Rating:
600A
Certifications:
UL Listed
Enclosure:
NEMA 1
Enclosure Material:
Painted steel
Fuse Class Provision:
Class H
Fuse Configuration:
Fusible with neutral
Hp Rating Max:
200, 400, 500 hp (3PH @240,480,600 V)
Number Of Poles:
Three-pole
Number Of Wires:
4
Product Category:
Heavy Duty, Fusible with neutral
Product Height:
12 in
Product Length Depth:
58 in
Product Type:
Safety Switch
Product Weight:
120 lb
Product Width:
27.5 in
Voltage Rating:
600 V
Product Group:
Electrical
Department:
Electrical

Eaton DH366NGK – Frequently Asked Questions

How fast can I get the Eaton DH366NGK delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Eaton DH366NGK come with a warranty?
Absolutely. The Eaton DH366NGK is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Eaton DH366NGK?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Eaton DH366NGK from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.