Eaton DH224NWKW Heavy Duty Fused Safety Switch - NEMA 4X
Part Number: DH224NWKW
Quick Summary
DH224NWKW is an Eaton heavy-duty fused safety switch designed for reliable isolation of large industrial loads in manufacturing, mining, and processing facilities. It helps prevent unplanned downtime and equipment damage by delivering fast, verifiable shutoff with a windowed blade and visible contact status. UL Listed and built with a NEMA 4X EnviroLine stainless enclosure, it withstands harsh, wash-down, and outdoor environments. The two-pole, three-wire design offers safe isolation with a fusible configuration that includes neutral and Class H fuse provision. With 240 V operation, copper or aluminum conductor compatibility (#6-300 kcmil), and robust HP ratings, it scales from motors to feeders. This combination improves uptime, reduces maintenance costs, and supports regulatory compliance.
Product Information
Extended Description
DH224NWKW Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 200 A, NEMA 4X, EnviroLine stainless, Two-pole, Three-wire, 240 V, Max Hp: 15, 25 hp/15, 60 hp/40 hp (1,3PH @ Std fuse/time delay/250 Vdc), #6-300 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH224NWKW
UPC
786680181535
Product Length/Depth
11.63 in
Product Height
35.38 in
Product Width
15.5 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
Catalog Notes
Heavy Duty Safety Switch (HDSS). Window & Visible Blade
Enclosure
NEMA 4X
Enclosure material
EnviroLine stainless
Fuse class provision
Class H
Fuse configuration
Fusible with neutral
Number Of Poles
Two-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
200A
HP rating - max
15, 25 hp/15, 60 hp/40 hp (1,3PH @ Std fuse/time delay/250 Vdc)
NEMA rating
NEMA 4X (Stainless)
Voltage - max
600 V
Voltage rating
240V
Application
Heavy commercial and industrial
Series
K
Eaton Specification Sheet - DH224NWKW
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: 200 A Amperage Rating → Business Impact: Supports large motor and equipment loads with reliable protection, reducing nuisance trips and enabling smoother start-ups. Application: Industrial drives, conveyors, pumps. Feature: EnviroLine stainless Enclosure → Business Impact: Corrosion resistance extends service life in outdoor or wash-down areas, lowering lifecycle costs. Application: Food processing plants, coastal facilities. Feature: NEMA 4X and Window with Visible Blade → Business Impact: Quick status checks and durable enclosure improve maintenance efficiency and safety, cutting downtime. Application: Harsh environments, maintenance bays. Feature: Fusible with Neutral, Class H → Business Impact: Coordinated protection for feeders and motors with safe shutdown; supports code compliance. Application: Large control panels, industrial power distribution. Feature: Copper/Aluminum Conductor Compatibility (#6-300 kcmil) → Business Impact: Flexible wiring options simplify installation and future upgrades; reduces stocking of special cables. Application: New builds and retrofits.
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FAQs
The DH224NWKW supports copper or aluminum conductors in sizes #6 through 300 kcmil, facilitating flexible field wiring. Two-pole, three-wire design provides safe isolation, while the neutral path and Class H fuse configuration ensure reliable protection during commissioning and maintenance in industrial facilities.
With a 200 A rating and 240 V nominal (600 V max), the switch is suitable for medium to large motor loads. HP ratings span multiple configurations (e.g., 15/25 HP for various phases) and are compatible with standard fuse-time-delay protection for 1-3 phase systems.
Yes. The NEMA 4X enclosure built with EnviroLine stainless provides corrosion resistance and outdoor wash-down compatibility, making it ideal for industrial facilities, food processing, and coastal locations where exposure to moisture and chemicals is common.
UL Listed certification confirms compliance with electrical safety standards, while the NEMA 4X stainless enclosure and windowed blade configuration support regulatory adherence and safe operation in harsh environments.
The rugged stainless enclosure and simple fusible switching reduce maintenance cycles and spare part variety. The 25-000 warranty policy provides coverage for installation or shipment windows, supporting lower long-term ownership costs and predictable service intervals.