Eaton DD367NWKW-00V3 Fused Safety Switch - NEMA 4X
Part Number: DD367NWKW-00V3
Quick Summary
The Eaton DD367NWKW-00V3 fused safety switch delivers reliable isolation for heavy-duty electrical circuits in industrial environments. It helps address downtime caused by unsafe isolation, complex wiring, and corrosion-prone installations. UL Listed protection and a NEMA 4X enclosure ensure dependable performance in washdown or harsh settings, while the 800 A rating and 600 V capability support demanding motors and drives. For panel builders and OEMs, this solution offers robust safety, straightforward installation, and long-term reliability that reduces maintenance intervals and lifecycle costs. Secondary benefits include compatibility with standard control panels and a design that minimizes spare parts carrying costs without compromising compliance.
Product Information
Extended Description
DD367NWKW-00V3 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line and load side, 800 A, NEMA 4X, Class L, Fusible with neutral, Three-pole, Four-wire, 600 V, Max Hp: 500, 500 hp (3PH @480/600 V), (4)#1/0-(4)750 kcmil
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD367NWKW-00V3
UPC
786679174630
Product Length/Depth
86.73 in
Product Height
22.16 in
Product Width
26.57 in
Product Weight
300 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 configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty double door safety switch
Amperage Rating
800A
Fuse class provision
Class L
HP rating - max
500, 500 hp (3PH @480/600 V)
NEMA rating
NEMA 4X
Voltage rating
600 V
Product Category
Watertight
Special features
V indicator line and load side, w/ window
ARMS Enclosed Circuit Breaker
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Eaton Specification Sheet - DD367NWKW-00V3
Feature: High-current capacity and robust construction. Business Impact: Enables direct connection to heavy machinery and motors without frequent panel upgrades, reducing system downtime and wiring complexity. Application: Packaging lines, pumps, and processing equipment that require reliable 800 A service at 600 V. The result is improved productivity and safer isolation. Feature: NEMA 4X enclosure in 304 stainless steel. Business Impact: Delivers corrosion and washdown resistance, lowering maintenance costs and extending service life in challenging environments. Application: Food processing, pharmaceutical lines, chemical plants, and outdoor installations where cleanliness is critical. This translates to fewer enclosure-related failures and less downtime.Feature: Hidden windowed voltage indicator on line and load sides. Business Impact: Quick status checks reduce lockout/tagout time and human error during startup or service. Application: Routine maintenance and rapid fault diagnosis in complex control panels, improving uptime and operator safety.Feature: Three-pole, four-wire, fusible with neutral configuration. Business Impact: Simplifies wiring topology and ensures proper grounding and fault clearing, meeting stringent electrical codes. Application: Main disconnects and feeder panels for large drive systems, with predictable fault clearing and safer startup sequences. Feature: UL Listed with a 1-year (installation) / 18-month (shipment) warranty. Business Impact: Demonstrates compliance and lowers risk for audits and warranties, while providing prompt support through Eaton channels. Application: OEM panel builds and field retrofits where code compliance and serviceability are priorities. Feature: Dimensions and weight suitable for retrofit planning. Business Impact: Clear space planning for installation in existing panels or restricted footprints, reducing installation surprises. Application: Industrial installations with tight enclosures, enabling precise fitment and efficient commissioning.
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FAQs
Yes. The DD367NWKW-00V3 is a three-pole, four-wire fusible safety switch with neutral, designed for 800 A service at 600 V. Its NEMA 4X enclosure supports secure, code-compliant installation in commercial and industrial panels, and its neutral connection simplifies integration with drive and motor circuits.
Key specs include an Amperage Rating of 800 A, a Voltage Rating of 600 V, and a max HP rating of 500 hp for 3-phase at 480/600 V. It supports Class L fuse provisions and a NEMA 4X enclosure, making it suitable for demanding motor loads in harsh environments.
Industries such as packaging, process manufacturing, water treatment, and food and beverage benefit due to robust washdown capability, high current handling, and durable stainless steel construction. It’s ideal for main disconnects on large conveyors, pumps, and process lines requiring reliable safety isolation.
The unit is UL Listed and features a NEMA 4X enclosure with 304 stainless steel construction. These certifications and ratings support compliance with safety standards and protection against dust and water ingress in demanding environments.
Warranty terms follow Eaton’s policy: one year from installation or eighteen months from shipment, whichever comes first. This, combined with durable construction and readily available spares, helps minimize downtime and total cost of ownership over the switch’s service life.