Eaton DH463FWK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH463FWK
Quick Summary
Eaton heavy duty fusible safety switch protects motor circuits in industrial equipment and control panels. Designed for rugged environments, it helps reduce downtime by delivering reliable overcurrent protection with a corrosion-resistant 304 stainless steel enclosure. This unit carries UL Listed certification and a NEMA 4X rating, reflecting its suitability for washdown conditions and corrosive settings. With four poles and a 100 A rating at up to 600 V, it supports four-wire configurations and straightforward integration into existing switchgear. For engineers and procurement teams, the combination of robust protection, serviceable Class H fusing, and a 37.5 by 19 by 11.5 inch footprint translates to safer operations and lower lifecycle costs.
Product Information
Extended Description
DH463FWK Eaton: Eaton Enhanced visible blade single-throw safety switch, Corrosion resistant, 100 A, NEMA 4X, 304 stainless steel, Class H, Four-pole, Four-wire, 600 V, Max Hp: 50, 50/ 60, 75 hp (480,600 V @1/3PH), 600 V, #14-#1/0 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH463FWK
UPC
786685234984
Product Length/Depth
37.5 in
Product Height
11.5 in
Product Width
19 in
Product Weight
55 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.
Certifications
UL Listed
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Four-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
100A
HP rating - max
50, 50/ 60, 75 hp (480,600 V @1/3PH)
NEMA rating
NEMA 4X (Stainless)
Voltage - max
600 V
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Feature: Corrosion-resistant enclosure in 304 stainless steel with a NEMA 4X rating. Business Impact: Extends service life in washdown and outdoor environments, reducing maintenance cycles and downtime. Application: Food & beverage, water treatment, outdoor equipment, and harsh industrial plants. Feature: 100 A amperage rating and 600 V maximum voltage. Business Impact: Supports high-demand motor feeders and equipment without oversized switching, lowering energy waste and installation costs. Application: Motors, conveyors, and pump arrays in manufacturing lines. Feature: Four-pole, four-wire configuration. Business Impact: Simplifies wiring, improves fault isolation, and compatibility with modern three-phase systems. Application: Control panels with four-wire 3-phase feeds. Feature: Class H fuse provision and fusible without neutral. Business Impact: Improved protection and easier fuse replacement; selective coordination with minimal system downtime. Application: Motor control circuits; ensures safe, targeted protection. Feature: UL Listed and NEMA 4X provide compliance and ruggedness. Business Impact: Streamlines procurement with known standards; reduces rework; helps meet regulatory requirements. Application: Facility electricians, system integrators. Feature: Footprint and compatibility: 37.5 in length, 19 in width, 11.5 in height; 55 lb weight. Business Impact: Predictable fit into existing space; easier retrofits; reduces installation time. Application: Panel boards and switchgear racks.
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FAQs
The DH463FWK is a four-pole fusible switch designed to fit standard panel cutouts and Eaton mounting footprints. It supports four-wire, 600 V systems with a 37.5 in L × 19 in W × 11.5 in H enclosure. Ensure proper wiring access and use of the designated terminal connections for straightforward, code-compliant installation.
Key specs include a 100 A amperage rating, 600 V maximum voltage, four-pole configuration, fusible Class H design, and a fusible without neutral arrangement. The enclosure is NEMA 4X and made from 304 stainless steel, providing UL Listed protection for motor feeders and control circuits in industrial facilities.
Yes. The DH463FWK features a 304 stainless steel enclosure with a NEMA 4X rating, offering corrosion resistance and washdown durability. This makes it well-suited for outdoor installations, food processing, water treatment, and other environments where moisture and contaminants are common.
This safety switch is UL Listed and uses a NEMA 4X stainless steel enclosure. The combination of UL Listing and corrosion-resistant construction supports regulatory compliance and reliable performance in harsh industrial settings.
Expected benefits include longer service life due to corrosion-resistant 304 stainless steel, reduced maintenance downtime from robust protection, and lower lifecycle costs through durable construction. The UL Listed status also minimizes commissioning and rework, contributing to a faster return on investment in demanding production environments.