Eaton DH221FWK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH221FWK
Quick Summary
Eaton DH221FWK heavy duty fusible safety switch protects electrical circuits in industrial control panels. When space is tight and washdown exposure threatens uptime, you need a rugged enclosure that’s easy to install and maintain. This unit carries UL Listed certification, a NEMA 4X stainless steel enclosure, and Class H fuse protection for demanding environments. With a 240 V, two-pole, two-wire configuration and a 30 A rating, it simplifies wiring while delivering reliable protection. Ideal for industrial protection and circuit control applications, it supports 18 in depth, 9.5 in width, and 7.5 in height installations while helping meet compliance requirements.
Product Information
Extended Description
DH221FWK Eaton: Eaton Heavy duty single-throw fused safety switch, Enhanced visible blade, 30 A, NEMA 4X, 304 stainless steel, Class H, Fusible without neutral, Two-pole, Two-wire, 240 V, Max Hp: 1.5, 5 hp (1PH @240V/250 Vdc), #14-#2 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH221FWK
UPC
786685234861
Product Length/Depth
18 in
Product Height
7.5 in
Product Width
9.5 in
Product Weight
14 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
Catalog Notes
Use three-pole catalog numbers listed.
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Two-pole
Number of wires
2
Type
Heavy duty fusible safety switch
Amperage Rating
30A
HP rating - max
1.5, 5 hp (1PH @240V/250 Vdc)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
Feature: Heavy duty fusible safety switch with Class H fuse provision. Business Impact: Ensures reliable overcurrent protection and safe fault isolation, reducing arc-flash exposure during servicing. Application: Two-pole, 240 V circuits in manufacturing lines, conveyors, and pumps. Feature: NEMA 4X enclosure in 304 stainless steel. Impact: Superior corrosion resistance and washdown durability, lowering maintenance cycles. Application: Food processing, chemical, and outdoor panels. Feature: UL Listed certification. Impact: Regulatory compliance and reliability in critical equipment. Application: Any automation panel required to meet UL standards. Feature: Fuse configuration is fusible without neutral. Impact: Simplified wiring and protected operation without neutral conductors. Application: Small to mid-size automation panels. Feature: Compact dimensions (18 in deep, 9.5 in wide, 7.5 in high). Impact: Easier panel integration and retrofit. Application: Retrofit projects with space constraints. Feature: 30 A, 240 V rating. Impact: Efficiently sized protection for motors and drives. Application: Lightweight to medium-duty industrial loads.
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FAQs
The DH221FWK is a two-pole, two-wire fusible switch rated for 240V and 30A, designed with a NEMA 4X 304 stainless steel enclosure. It uses standard enclosure mounting and wiring practices; for three-phase panel retrofits, use the appropriate three-pole catalog numbers listed and follow the enclosure’s mounting pattern to ensure a secure fit.
Key specs include 30A amperage, 240V voltage, two-pole, fusible without neutral, Class H fuse, and NEMA 4X stainless enclosure. The HP rating is up to 1.5 or 5 hp for single-phase at 240V (and 250 Vdc). It is UL Listed for reliable, compliant operation in demanding environments.
Yes. The 304 stainless steel, NEMA 4X enclosure provides corrosion resistance and washdown compatibility, meeting hygienic and environmental protection requirements. It is well suited for machine control panels in food, beverage, and chemical processing lines where splash and humidity are common.
The unit is UL Listed and features a NEMA 4X stainless steel enclosure with Class H fuse provision. It supports heavy-duty fusible safety switching without neutral and is certified for use in demanding industrial installations, aligning with electrical protection and circuit control codes.
Benefit includes reliable fault isolation with easy fuse replacement, reducing downtime and maintenance complexity. The product carries a one-year warranty (or 18 months from shipment), with Eaton's policy and readily available spare parts. Its robust enclosure and ratings contribute to longer service life and lower lifecycle costs in automation panels.