Eaton DH223FWKW Heavy fusible safety switch - NEMA 4X
Part Number: DH223FWKW
Quick Summary
Eaton DH223FWKW heavy fusible safety switch provides safe isolation for 100 A circuits in industrial control panels. Operators and maintenance teams often contend with downtime, mis-wiring during servicing, and uncertain fuse status; this unit minimizes risk with a durable enclosure, clear status indicators, and easy access to fuses. UL Listed with a NEMA 4X enclosure and KryDON non-metallic construction, it is built to withstand harsh environments while meeting stringent safety standards. In industrial and heavy commercial settings, this switch supports reliable protection, quick servicing, and seamless integration with motor control systems and panel designs.
Product Information
Extended Description
DH223FWKW Eaton: Eaton Heavy duty single-throw fused safety switch, 100 A, NEMA 4X, Non-metallic, KRYDON, Neutral, Two-pole, Three-wire, 240 V, Max Hp: 7.5, 15 hp/15, 30 hp/20 hp (1,3PH @ Std fuse/time delay/250 Vdc), #14-#1/0 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH223FWKW
UPC
786680181481
Product Length/Depth
16.46 in
Product Height
27.25 in
Product Width
14.25 in
Product Weight
45 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
Non-metallic, KRYDON
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
100A
HP rating - max
7.5, 15 hp/15, 30 hp/20 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 - DH223FWKW
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: 100 A amperage rating with fusible neutral configuration provides precise overload protection while preserving power quality for motor loads. Benefit: Reduces nuisance tripping and enables controlled startup, supporting equipment up to the specified HP range in 1-3 phase configurations. Application: Suitable for motor control circuits in heavy commercial and industrial environments. Feature: NEMA 4X enclosure with KryDON non-metallic construction delivers weatherproof and corrosion resistant performance. Benefit: Expands installation options to outdoor, damp, or washdown locations with maintained enclosure integrity. Application: Ideal for harsh plants, outdoor equipment, and direct immersion environments where safety and durability matter. Feature: Window and visible blade provide at-a-glance fuse status for quick servicing. Benefit: Lowers maintenance time and improves regulatory compliance by enabling immediate confirmation of the fuse condition. Application: Field service and panel checks in production lines and service entrances. Feature: Fuse class provision Class H and fuse configuration Fusible with neutral with a 3-wire setup. Benefit: Ensures reliable fault interruption and proper coordination with protective devices, reducing system downtime. Application: Motor feeders and control circuits requiring neutral in 240 V systems. Feature: HP rating up to 7.5, 15 hp per two-pole arrangement, 15, 30 hp for 1-3PH with time delay fuses at 250 Vdc. Benefit: Supports a broad range of motor loads while maintaining safe disconnects under overload events. Application: Industrial drive and process line applications with varied horsepower needs. Feature: UL Listed certification and robust physical dimensions with provided weight and size Data. Benefit: Streamlines procurement and installation planning while confirming compliance with safety standards. Application: Panel design and installation in controlled environments and hazardous locations where codes apply.
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FAQs
DH223FWKW requires a 240 V three-wire connection with neutral and uses a two-pole design. Plan for a compact 16.46 in L x 27.25 in H x 14.25 in W footprint and a 45 lb weight. Ensure proper clearances, terminal wiring following Class H fuse requirements, and space for the visible blade window to monitor fuse status during routine maintenance.
The unit provides 100 A protection with HP ratings of 7.5, 15 hp and 15, 30 hp for 1-3 phase configurations when used with standard time delay fuses at 250 Vdc. This makes it suitable for medium to heavy motor loads in process lines and pump stations, with safe disconnection during overloads and easy coordination with downstream protective devices.
Yes. It features a NEMA 4X enclosure with KryDON non-metallic construction, designed for weatherproof and corrosion-resistant performance. UL Listed certification further confirms compliance for installation in challenging industrial and outdoor sites where protection against dust, water, and chemical exposure is required.
The product carries Eaton's warranty policy: one year from installation or eighteen months from shipment, whichever occurs first. For ongoing support, consult Eaton’s specification sheets and partner resources to ensure correct fuse types, replacement parts, and service guidance aligned with your installation.
The window and visible blade design allow quick visual verification of fuse status without opening the enclosure, reducing door openings and exposure to live parts. This feature speeds fault diagnosis, helps meet maintenance SLAs, and supports regulatory inspections by enabling rapid confirmation that the protective device is in the correct state.