Eaton DH465FWKW Heavy duty fusible safety switch - NEMA 4X
Part Number: DH465FWKW
Quick Summary
Eaton heavy duty fusible safety switch DH465FWKW provides reliable isolation for high-current power feeds in industrial facilities. In demanding plants, corrosion resistance, clear blade visibility, and quick, safe disconnection often become a bottleneck. UL Listed certification and a rugged NEMA 4X stainless enclosure (304 stainless steel) support long life in harsh environments. With cartridge fuses, four poles, and a four-wire configuration, the device delivers dependable protection while aligning with rigorous safety and uptime goals.
Product Information
Extended Description
DH465FWKW Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, enhanced visible blades, 4 blade, 400 A, NEMA 4X, Cartridge, Four-pole, Four-wire, 600 V, 600 V, (2)#1/0-(2)300 kcmil; or (1)#1/0-(1)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH465FWKW
UPC
786680181122
Product Length/Depth
65.4 in
Product Height
13.3 in
Product Width
27 in
Product Weight
133 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), w/ Enhanced Visible Blade
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Cartridge
Fuse configuration
Fusible without neutral
Number Of Poles
Four-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
400A
NEMA rating
NEMA 4X (Stainless)
Voltage - max
600 V
Voltage rating
600 V
Application
Heavy commercial and industrial
Series
K
Enclosure and materials provide corrosion resistance and washdown compatibility, reducing downtime and maintenance costs in outdoor or chemical processing environments. The cartridge fuse configuration with four poles and a fusible design simplifies scheduled replacements, enabling selective protection and faster service restores in high-load distribution panels. With a 400A rating and a 600V maximum, this switch supports heavy commercial and industrial feeders, reducing equipment footprint and the need for multiple devices on demanding circuits. Enhanced visible blades improve status checks, lowering arc-flash risk and speeding fault localization during maintenance windows. Dimensions at 65.4 in length, 13.3 in height, and 27 in width, with a 133 lb weight, enable straightforward planning and retrofit in dedicated switchgear spaces. UL Listed certification and the included series K design offer predictable procurement and warranty coverage, improving total cost of ownership and uptime in mission-critical applications.
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FAQs
When installing DH465FWKW, ensure a suitable footprint for its 65.4 in depth, 27 in width, and 13.3 in height. Plan for a four-pole, four-wire configuration in a NEMA 4X stainless enclosure and provide adequate mounting and clearance for service access. Verify 600V systems and 400A load ratings align with your distribution scheme and downstream equipment.
The switch features a 400A amperage rating, max voltage of 600V, four poles, four wires, cartridge fuse configuration, and a fusible without neutral design. It is housed in a NEMA 4X enclosure and is UL Listed, making it suitable for heavy commercial and industrial power distribution.
Yes. It uses a 304 stainless steel enclosure with a NEMA 4X rating, offering corrosion resistance and protection in washdown and outdoor installations. The UL Listed device is designed for rugged facilities such as chemical plants, steel yards, and other demanding environments.
The DH465FWKW is UL Listed, ensuring compliance with safety certification standards. Its NEMA 4X enclosure and corrosion-resistant construction further support reliability in harsh environments, though CE or SIL certifications are not listed in the provided data.
The device’s corrosion-resistant 304 stainless steel enclosure and cartridge fuse design reduce replacement frequency and maintenance time. With UL Listing and a one-year warranty (or 18 months from shipment), facilities can anticipate lower downtime costs and a predictable total cost of ownership for industrial protection and control.