Eaton Safety Switch Heavy Duty...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$305.21
$269.86

Eaton Safety Switch Heavy Duty Single-Throw Fused 30A Two-Pole 240V Enhanced Visible Blade NEMA 1

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Model: DH221NGK

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

$305.21
$269.86
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Eaton Heavy Duty Single-Throw Fused Safety Switch

Professional Electrical Disconnect and Motor Control Solution

The Eaton Heavy Duty Single-Throw Fused Safety Switch delivers exceptional electrical power management and control performance for motor control and electrical disconnect applications. This 30A two-pole safety switch provides reliable electrical protection and power isolation 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

Electrical Performance & Protection

  • 30A Two-Pole Configuration - Provides reliable electrical disconnect capacity for 240V single-phase and three-phase motor control applications with professional-grade current handling
  • Enhanced Visible Blade Technology - Advanced blade visibility system ensures clear visual confirmation of switch position for enhanced electrical safety during maintenance and service operations
  • Class H Fuse Compatibility - Accommodates standard Class H fuses for reliable overcurrent protection and electrical system coordination in commercial and industrial applications
  • Fusible with Neutral Design - Includes neutral switching capability for complete circuit isolation and enhanced electrical safety in grounded electrical systems

Construction & Installation

  • NEMA 1 Painted Steel Enclosure - Durable painted steel construction provides reliable protection for indoor electrical applications with professional appearance and corrosion resistance
  • Three-Wire Configuration - Supports standard three-wire electrical connections for versatile installation in residential, commercial, and light industrial electrical systems
  • UL Listed Certification - Meets rigorous electrical safety standards and code compliance requirements for professional electrical installations

Technical Specifications

Amperage Rating: 30A, Voltage Rating: 240V, Number of Poles: Two-pole, Number of Wires: 3, Enclosure: NEMA 1, Enclosure Material: Painted steel, Fuse Configuration: Fusible with neutral, Fuse Class: Class H, Special Features: Enhanced visible blade, Maximum Horsepower: 1.5 HP single-phase, 3 HP three-phase standard fuse, 7.5 HP three-phase time delay, Wire Size: #14-#2 Cu/Al, Dimensions: 16.5" L x 9.5" W x 8.5" H, Weight: 16 lb, Certifications: UL Listed

Installation & Usage

  1. Verify electrical power is disconnected and properly locked out before beginning installation procedures
  2. Mount safety switch securely to appropriate electrical enclosure or mounting surface following NEMA 1 indoor installation requirements
  3. Connect incoming and outgoing electrical conductors to designated line and load terminals using proper wire sizes #14-#2 Cu/Al
  4. Install appropriate Class H fuses matching the electrical load requirements and motor horsepower ratings
  5. Verify enhanced visible blade operation and proper switch position indication before energizing the circuit
  6. Test switch operation and fuse coordination to ensure reliable electrical protection and disconnect functionality

Professional Applications

Ideal for:

  • Motor Control Centers - Reliable disconnect and overcurrent protection for single-phase and three-phase motors up to 7.5 HP in industrial applications
  • Commercial HVAC Systems - Essential safety disconnect for air conditioning units, ventilation fans, and heating equipment requiring 240V power control
  • Industrial Equipment Isolation - Safe electrical disconnect for machinery, pumps, compressors, and process equipment in manufacturing facilities
  • Electrical Panel Feeders - Main or branch circuit protection for electrical distribution systems requiring fused disconnect capability
  • Maintenance Disconnect Applications - Lockout/tagout compatible safety switch for equipment servicing and electrical maintenance procedures
  • Agricultural Equipment Control - Reliable power control for farm equipment, irrigation systems, and agricultural processing machinery
  • Commercial Kitchen Equipment - Safe electrical disconnect for restaurant equipment, food processing machinery, and commercial cooking appliances
  • Workshop and Garage Applications - Professional-grade disconnect for welding equipment, air compressors, and heavy-duty power tools

Enhanced Visible Blade Advantage

Eaton's enhanced visible blade technology provides superior visual confirmation of switch position compared to standard safety switches. This advanced design feature allows electrical professionals to clearly verify the open or closed position of the switch contacts, enhancing safety during maintenance operations and reducing the risk of electrical accidents. The visible blade system is particularly valuable in industrial environments where multiple safety switches are installed and quick visual verification is essential for efficient electrical maintenance procedures.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton has established itself as the global leader in intelligent power solutions. This heavy duty fused safety switch represents Eaton's commitment to electrical safety, reliability, and professional performance. UL Listed for code compliance and trusted by electricians, electrical contractors, and facility professionals worldwide, Eaton safety switches deliver the dependable performance and advanced features that electrical professionals demand for critical power control and protection applications.

Manufacturer Resources

Product Specs

Amperage Rating:
30A
Catalog Notes:
3-Phase hp ratings shown are grounded B phase ratings; UL listed
Certifications:
UL Listed
Enclosure:
NEMA 1
Enclosure Material:
Painted steel
Fuse Class Provision:
Class H
Fuse Configuration:
Fusible with neutral
Hp Rating Max:
1.5, 3 hp/3, 7.5 hp/5 hp (1,3PH @ Std fuse/time delay/250 Vdc)
Number Of Poles:
Two-pole
Number Of Wires:
3
Product Category:
Heavy Duty, Fusible with neutral
Product Height:
8.5 in
Product Length Depth:
16.5 in
Product Type:
Safety Switch
Product Weight:
16 lb
Product Width:
9.5 in
Special Features:
Enhanced visible blade
Voltage Rating:
240V
Product Group:
Electrical
Department:
Electrical

Eaton DH221NGK – Frequently Asked Questions

How fast can I get the Eaton DH221NGK 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 DH221NGK come with a warranty?
Absolutely. The Eaton DH221NGK 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 DH221NGK?
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 DH221NGK from ZenSupply?
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