Eaton DH363FWK Heavy Duty Fusible Switch - NEMA 4X
Part Number: DH363FWK
Quick Summary
Eaton DH363FWK heavy duty fusible safety switch is a protective device designed to safely isolate three-phase power in industrial equipment and service entrances. For engineers and maintenance teams, corrosion and downtime are common pain points that erode productivity and uptime. This unit delivers a robust, corrosion-resistant solution with a 304 stainless steel enclosure rated NEMA 4X, 100A at 600V, and a three-pole, fusible configuration using Class H fuses. It is UL Listed and designed to meet NEC 230.62 barrier requirements, providing essential safety and compliance. In practice, this means safer installations, easier service access, and reduced lifecycle costs, while enabling straightforward panel-board integration and dependable protection for demanding industrial environments.
Product Information
Extended Description
DH363FWK Eaton: Eaton Heavy duty safety switch, Corrosion resistant, 100 A, NEMA 4X, 304 stainless steel, Class H, Fusible without neutral, Three-pole, Three-wire, 600 V, Max Hp: 30, 40/ 60, 75 hp (1/3PH @480, 600 V), #14-#1/0 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH363FWK
UPC
782113206585
Product Length/Depth
25.5 in
Product Height
9 in
Product Width
13.25 in
Product Weight
28 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
Suitable for service entrance use with a neutral or ground lug kit installed
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
100A
HP rating - max
30, 40/ 60, 75 hp (1/3PH @480, 600 V)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Feature: Corrosion-resistant 304 stainless steel enclosure with NEMA 4X rating → Business Impact: Excellent durability in washdown and harsh environments reduces maintenance and replacement costs. Application: Food processing, outdoor subpanels, and chemical plants. Long-tail keywords: NEMA 4X stainless enclosure, corrosion-resistant safety switch, washdown-rated electrical switch. Feature: Three-pole fusible configuration with Class H fuses → Business Impact: Reliable overcurrent protection for three-phase motors and equipment, meeting safety standards. Application: Motor control centers and service entrances. Long-tail keywords: heavy duty fusible safety switch, Class H fuse, three-pole switch. Feature: 100A, 600V rating → Business Impact: Supports mid-range industrial loads with voltage and current headroom, improving protection without overdesign. Application: 480–600V motor circuits and feeders. Long-tail keywords: 600V fuse switch, 100A electrical protection. Feature: UL Listed and NEC 230.62 barrier compliance → Business Impact: Streamlined compliance, faster approvals, and safer installations. Application: Electrical cabinets and service entrances. Long-tail keywords: UL Listed switch, NEC barrier compliant. Feature: Suitable for service entrance use with neutral or ground lug kit → Business Impact: Flexible installation with easy integration into existing service feeds. Application: Panelboards and service equipment. Long-tail keywords: service entrance switch, lug kit compatible. Feature: Dimensions and weight support simple planning: 25.5 in depth, 13.25 in width, 9 in height, 28 lb → Business Impact: Space planning and installation with predictable footprint. Application: Industrial enclosures and retrofit projects. Long-tail keywords: compact heavy duty switch, precise dimensions for panel layout.
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FAQs
Yes. The catalog notes specify that the DH363FWK is suitable for service entrance use with a neutral or ground lug kit installed, allowing flexible integration into service feeders.
The unit is rated for 100A, 600V, and configured as a three-pole, fusible switch without a neutral, using Class H fuses for reliable motor and equipment protection.
It is UL Listed and supports NEC 230.62 barrier compliance, with a NEMA 4X corrosion-resistant enclosure suitable for harsh environments.
Yes. The NEMA 4X enclosure constructed from 304 stainless steel provides corrosion resistance ideal for outdoor installations and washdown areas.
The product measures 25.5 inches deep by 13.25 inches wide by 9 inches high and weighs 28 pounds, aiding precise panel layout and mounting planning.