Eaton DH Heavy-Duty Fusible Sa...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,056.77
Eaton DH Heavy-Duty Fusible Safety Switch, Three-Pole, 600V

Eaton DH Heavy-Duty Fusible Safety Switch, Three-Pole, 600V

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Model: DH361FDK

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

$1,056.77
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Eaton Heavy-Duty Fusible Safety Switch, Painted Galvanized Steel

The Eaton Heavy-Duty Fusible Safety Switch is a three-pole, three-wire disconnect built in a painted galvanized steel enclosure, giving installers a rugged, code-compliant point of isolation for motor and branch-circuit applications. Rated 600V with a Class H fuse provision, this fusible-without-neutral switch supports motor horsepower ratings of 7.5, 10/15, and 20 HP (1/3PH @480V, 600V) and is UL Listed for commercial and industrial use. It accommodates #14-#2 AWG Cu/Al wire on a 3-wire configuration, making it a dependable choice for service entrance and general disconnect duty.

Key Features

  • Heavy-Duty Fusible Design: Built for dependable overcurrent isolation in demanding electrical systems.
  • Durable Construction: Painted galvanized steel enclosure resists corrosion for long service life in demanding environments.
  • Class H Fuse Provision: Accepts Class H fuses for coordinated circuit protection.
  • Three-Pole, Three-Wire: Fusible-without-neutral configuration for straightforward three-wire circuits.
  • Voltage Rating: 600V maximum rating supports 1/3-phase motor loads at 480V and 600V.
  • Motor Horsepower Ratings: Rated for 7.5, 10/15, and 20 HP (1/3PH @480, 600V) applications.
  • Wire Range: Accepts #14-#2 AWG Cu/Al conductors, 3-wire configuration.

Certifications & Compliance

  • UL Listed
  • Suitable for service entrance use with a neutral or ground lug kit installed

Technical Specifications

  • Voltage Rating: 600V
  • Number of Wires: 3
  • Fuse Class Provision: Class H
  • Number of Poles: Three-pole
  • Enclosure Material: Painted galvanized steel
  • Wire Size: #14-#2 AWG Cu/Al
  • Fuse Configuration: Fusible without neutral

Typical Applications

  • Commercial and Industrial Electrical Installations
  • Motor Disconnect and Branch-Circuit Isolation
  • Service Entrance Equipment (with neutral or ground lug kit)
  • Panelboard and Load Center Wiring
  • Renovation and New Construction Projects

Why Eaton?

Eaton's heavy-duty fusible safety switches combine a painted galvanized steel enclosure with a Class H fuse provision to deliver reliable, code-compliant overcurrent protection for demanding electrical systems. Backed by UL Listing and rugged construction, this switch is engineered for dependable performance across commercial and industrial installations where safe, professional-grade disconnect equipment is essential.

Variant Specifications

Enclosure / NEMA RatingAmperageSKU
NEMA 12/3R Painted Galvanized30 amperesDH361FDK
NEMA 4X 304 Stainless Steel30 amperesDH361FWK
NEMA 4X 304 Stainless Steel60 amperesDH362FWK
NEMA 12/3R Painted Galvanized100 amperesDH363FDK

Manufacturer Resources

Product Specs

Fuse class provision:
Class H
Listing:
UL Listed
Department:
Electrical
Number Of Poles:
Three-pole
Product Type:
Safety Switch
Fuse configuration:
Fusible without neutral
Certifications:
UL Listed
Voltage Rating:
600V
Number of wires:
3
Amperage Rating:
30A
Wire Size:
#14-2 AWG Cu/Al
Product Category:
Heavy Duty, Fusible without neutral
Product Group:
Wiring Devices

Eaton DH361FDK – Frequently Asked Questions

1) Can the Eaton DH fusible safety switch be used as service entrance equipment?
Yes, but only once a neutral or ground lug kit is installed. The DH heavy-duty switch ships as a fusible-without-neutral, three-pole three-wire device, so the neutral or ground provision has to be added separately for service entrance duty. It is UL Listed.
2) What fuses does the Eaton DH361 safety switch take?
The fuse provision is Class H. That is the standard non-current-limiting fuse clip arrangement, so Class H (and physically interchangeable Class K) fuses sized to the switch rating drop in. If your coordination study calls for Class R or Class J current-limiting fuses, this fuse block is not the right switch for that.
3) What size wire can I land in the Eaton DH heavy-duty disconnect?
The lugs accept #14 through #2 AWG, copper or aluminum, on a 3-wire configuration. Anything larger than #2 will not terminate without a separate junction or a larger-frame switch.
4) Will this Eaton disconnect work outdoors or in a washdown area?
Depends which enclosure you order. The painted galvanized steel version is NEMA 12/3R, fine for outdoor rain and indoor dust and dripping oil, but not for washdown or corrosive chemical exposure. For washdown, food processing, or coastal salt air, take the NEMA 4X 304 stainless enclosure, offered at 30A (DH361FWK) and 60A (DH362FWK).
5) Is there a lower-cost general duty alternative to the Eaton DH fusible safety switch for a light commercial panel?
Yes. The ABB TG-Series Spec-Setter is a general duty fusible safety switch, where the Eaton DH switch is a heavy duty design. General duty units are built for residential and light commercial service at lower voltage classes; the Eaton DH is rated 600V and carries a Class H fuse provision for motor and branch-circuit isolation in commercial and industrial work. If the drawing calls out heavy duty, or the disconnect is serving a 480V or 600V motor, the TG-Series is not a legal swap. For a light commercial 240V load with no heavy duty callout, the general duty ABB is worth pricing against it.
6) What should I use instead of the Eaton DH switch if the load is larger than 100 amps?
The Eaton DH heavy-duty fusible switch is offered at 30, 60 and 100 amperes. For a feeder above that, the ABB THN3365A is a 400A, 3-pole, 600V heavy-duty safety switch in a NEMA 1 enclosure. It keeps the same three-pole 600V class so the circuit arrangement does not change, but note the NEMA 1 enclosure is indoor general-purpose - if you need the outdoor or washdown protection the Eaton NEMA 12/3R and NEMA 4X 304 stainless versions provide, specify an enclosure rating accordingly rather than dropping a NEMA 1 box outside.
7) What is the closest cross-brand equivalent to the Eaton DH heavy-duty fusible safety switch?
The ABB Spec-Setter heavy-duty fusible safety switch is the nearest match in configuration: it is also a 3-pole, 600V AC heavy-duty fusible disconnect. The difference is the enclosure. The ABB Spec-Setter unit is supplied in a NEMA 1 enclosure, which is indoor general-purpose only, while the Eaton DH switch is offered in NEMA 12/3R painted galvanized steel and NEMA 4X 304 stainless steel. If the disconnect is going outdoors, on a washdown wall, or anywhere damp, the Eaton enclosure options cover it and a NEMA 1 box does not. Both are three-pole 600V fusible switches, so the pole count and voltage class on the drawing are satisfied either way.
8) Can I use a Square D VisiPacT unfused switch in place of the Eaton DH fusible safety switch?
Only if the circuit is protected upstream. The Square D VisiPacT VHU361N is an unfused heavy duty safety switch in a NEMA 1 enclosure - it isolates the circuit but provides no overcurrent device. The Eaton DH switch is fusible without neutral with a Class H fuse provision, so it carries the branch-circuit or motor overcurrent protection in the disconnect itself. If your design relies on fuses at the disconnect, the unfused unit is not a substitute. If overcurrent protection sits at the panel and you only need a local means of disconnect, the unfused switch does that job, though its NEMA 1 enclosure is indoor general-purpose rather than the NEMA 12/3R or NEMA 4X the Eaton is offered in.
9) What motor sizes can I disconnect with the Eaton DH 600V safety switch?
Rated for 7.5, 10/15 and 20 HP at 1 or 3 phase, 480V and 600V. It is a 600V maximum device, so it also covers the common 208V and 480V three-phase motor feeders below those horsepower points.
10) Which amperage and enclosure combinations does the Eaton DH fusible switch come in?
Four builds: 30A in NEMA 12/3R painted galvanized (DH361FDK), 30A in NEMA 4X stainless (DH361FWK), 60A in NEMA 4X stainless (DH362FWK), and 100A in NEMA 12/3R painted galvanized (DH363FDK). All are three-pole, 600V, fusible without neutral.
11) What is a comparable stainless steel fused disconnect if the Eaton DH 4X does not fit my application?
The Square D VisiPacT heavy duty fused safety switch is offered in a NEMA 4X stainless enclosure and is the closest cross-brand equivalent to the Eaton DH361FWK and DH362FWK stainless builds. If you need an unfused disconnect instead of a fused one, the Square D VisiPacT heavy duty unfused switch in NEMA 1 covers that.
12) Does the Eaton DH safety switch come with fuses installed?
No. It is a fusible switch, meaning it has the Class H fuse clips, but fuses are sized and bought separately to match the load and your overcurrent coordination. Order fuses rated to the switch amperage: 30A, 60A or 100A depending on the build.
13) What is a NEMA 4X stainless alternative to the Eaton DH361FWK for a washdown or coastal location?
The Square D VisiPacT heavy duty fused safety switch is supplied in a NEMA 4X stainless steel enclosure, the same environmental class as the Eaton DH361FWK and DH362FWK, which use NEMA 4X 304 stainless. Both are heavy duty fused disconnects, so either suits a food plant, car wash, or coastal exterior wall. Confirm ampere and pole count against your load before ordering - the Eaton stainless versions are offered at 30 and 60 amperes, three-pole, 600V with a Class H fuse provision.
14) For a service entrance disconnect, how does the Eaton DH compare to the ABB Spec-Setter heavy-duty fusible switch?
Both are 3-pole 600V heavy-duty fusible disconnects. The Eaton DH is UL Listed and suitable for service entrance use once a neutral or ground lug kit is installed, and it lands #14-#2 AWG Cu/Al conductors on a 3-wire configuration. The ABB Spec-Setter heavy-duty fusible switch comes in a NEMA 1 enclosure, so it is limited to indoor dry locations; service equipment mounted outside or in a wet room would point you to the Eaton NEMA 12/3R or NEMA 4X 304 stainless versions instead.
How fast can I get the Eaton DH361FDK delivered?
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Can I return it if it doesn’t work for me?
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Does the Eaton DH361FDK come with a warranty?
Absolutely. The Eaton DH361FDK 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 DH361FDK?
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