Eaton Safety Switch General Du...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$191.29
$149.49

Eaton Safety Switch General Duty Cartridge Fuse 30A Two-Pole 240V NEMA 3R Fusible with Neutral Class H

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Model: DG221NRB

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

$191.29
$149.49
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Eaton General Duty Cartridge Fuse Safety Switch

Professional Electrical Disconnect and Protection Equipment

The Eaton General Duty Cartridge Fuse Safety Switch delivers exceptional electrical disconnect and overcurrent protection performance for commercial and industrial electrical systems. This 30A two-pole safety switch provides reliable electrical isolation and Class H fuse 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

Electrical Protection Performance

  • 30 Ampere Current Rating - Provides reliable overcurrent protection and electrical disconnect capability for medium-duty commercial and industrial electrical applications
  • Two-Pole Configuration - Delivers simultaneous disconnect of both hot conductors for complete electrical isolation and enhanced safety during maintenance operations
  • 240V Voltage Rating - Engineered for single-phase electrical systems with optimal performance in commercial and light industrial power distribution applications
  • Class H Fuse Compatibility - Accepts standard Class H cartridge fuses for proven overcurrent protection with reliable fault clearing characteristics

Weather Protection and Durability

  • NEMA 3R Enclosure Rating - Provides protection against rain, sleet, snow, and ice formation for reliable outdoor electrical installation performance
  • Red Painted Galvanized Steel Construction - Delivers superior corrosion resistance and long-term durability in demanding environmental conditions
  • Fusible with Neutral Design - Includes neutral provision for complete three-wire electrical system compatibility and enhanced installation flexibility

Technical Specifications

Amperage Rating: 30A, Voltage Rating: 240V, Number of Poles: Two-pole, Number of Wires: 3, Enclosure: NEMA 3R, Enclosure Material: Painted galvanized steel, Fuse Configuration: Fusible with neutral, Fuse Class Provision: Class H fuses, Product Category: General duty safety switch, Dimensions: 10.81" H x 6.38" W x 6.88" D, Weight: 6 lb, Certifications: UL Listed

Installation & Usage

  1. Verify electrical system compatibility with 30A two-pole 240V specifications and confirm proper fuse class requirements
  2. Mount safety switch securely using appropriate hardware for NEMA 3R outdoor installation requirements
  3. Connect incoming and outgoing conductors to designated line and load terminals following NEC wiring methods
  4. Install appropriate Class H cartridge fuses matching the protected circuit requirements and load characteristics
  5. Connect neutral conductor to designated neutral terminal for complete three-wire system integration
  6. Test switch operation and verify proper fuse installation before energizing the electrical circuit

Professional Applications

Ideal for:

  • Commercial Electrical Systems - HVAC equipment disconnect, lighting panel protection, and general power distribution isolation
  • Industrial Power Distribution - Motor disconnect applications, machinery isolation, and equipment protection in manufacturing facilities
  • Outdoor Electrical Installations - Weather-resistant disconnect for exterior equipment, pumps, and outdoor lighting systems
  • Maintenance and Service Applications - Safe electrical isolation for equipment servicing, repairs, and routine maintenance operations
  • Agricultural and Farm Electrical - Barn equipment disconnect, irrigation system protection, and livestock facility electrical safety
  • Municipal and Utility Applications - Water treatment equipment, street lighting systems, and public facility electrical protection
  • Construction and Temporary Power - Job site electrical safety, temporary service disconnect, and construction equipment protection
  • Residential Service Applications - Pool equipment disconnect, air conditioning unit isolation, and home workshop electrical safety

General Duty Safety Switch Advantage

Eaton's general duty safety switches combine reliable cartridge fuse protection with robust disconnect capability, providing essential electrical safety for a wide range of commercial and industrial applications. The Class H fuse compatibility ensures proven overcurrent protection while the two-pole configuration delivers complete electrical isolation for enhanced maintenance safety.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton delivers the quality construction, UL Listed safety compliance, and dependable performance that electrical professionals trust worldwide. Our commitment to electrical safety standards and reliable power protection makes Eaton safety switches the preferred choice for electricians, electrical contractors, and facility managers who demand proven electrical protection solutions.



EAT-DG221NRB - spec sheet

Manufacturer Resources

Product Specs

Amperage Rating:
30A
Catalog Notes:
Maximum hp ratings apply only when dual element fuses are used. 3-Phase hp rating shown is a grounded B phase rating, UL listed.
Certifications:
UL Listed
Enclosure:
NEMA 3R
Enclosure Material:
Painted galvanized steel
Fuse Class Provision:
Class H fuses
Fuse Configuration:
Fusible with neutral
Number Of Poles:
Two-pole
Number Of Wires:
3
Product Category:
General duty safety switch
Product Height:
10.81 in
Product Length Depth:
6.88 in
Product Type:
Safety Switch
Product Weight:
6 lb
Product Width:
6.38 in
Voltage Rating:
240V
Product Group:
Electrical