Eaton DD365FWKW-00V1 Safety Switch - UL Listed 600V

Part Number: DD365FWKW-00V1
Manufacturer
Eaton
Part number
DD365FWKW-00V1

Quick Summary

The Eaton DD365FWKW-00V1 fused safety switch is designed for robust 600 V power distribution in industrial environments. It delivers reliable 400 A protection and three-pole operation to safeguard personnel and equipment, reducing unplanned downtime. With UL Listed certification and a NEMA 4X enclosure, this unit stands up to washdowns, dust, and corrosion in harsh facilities. The 304 stainless steel enclosure and voltage indicator line side with window provide clear visibility and dependable performance in demanding applications. By combining high amperage capacity with durable construction, it delivers maintenance-friendly service, streamlined commissioning, and a clear path to safer, more efficient operations for manufacturing lines and heavy-duty automation systems.

Product Information

Extended Description

DD365FWKW-00V1 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line side, 400 A, NEMA 4X, Three-pole, Three-wire, 600 V, Max Hp: 250, 350 hp (3PH @480/600 V), (2)#1/0(1)#1/0-(2)300 kcmil-#1/0, or (1)175 kcmil-#1/0
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD365FWKW-00V1
UPC
786679184592
Product Length/Depth
16.41 in
Product Height
24.32 in
Product Width
72.46 in
Product Weight
219 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 without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty double door safety switch
Amperage Rating
400A
Fuse class provision
Class H
HP rating - max
250, 350 hp (3PH @480/600 V)
Voltage rating
600 V
Product Category
Watertight
Special features
V indicator line side, w/ window
Feature → Business Impact → Application: The DD365FWKW-00V1 features a NEMA 4X enclosure in 304 stainless steel, delivering proven corrosion resistance and washdown compatibility. This translates to longer service life in harsh environments and lower replacement costs for critical safety gear used on factory floors and outdoor substations. Application-wise, it supports continuous operation in food and beverage, chemical processing, and water treatment facilities where cleanliness and corrosion resistance are essential. Feature → Business Impact → Application: With a 400 A amperage rating and a three-pole, three-wire configuration, the switch handles high motor starts and scalable load profiles, reducing fuse replacements and arc flash exposure while supporting motors up to 250 to 350 hp at 480/600 V. This is ideal for large pumps, compressors, and conveyors in extrusion, mining, and packaging lines. Feature → Business Impact → Application: Class H fuse provision and fusible without neutral design simplify protection coordination and maintenance planning, lowering total cost of ownership and improving uptime through predictable fault clearing. Application includes heavy-duty drives, fans, and pumps in process industries where precise protection is critical for uptime. Feature → Business Impact → Application: The voltage indicator line side with window provides quick visual verification of voltage status during lockout/tagout and maintenance, reducing misoperations and increasing safety. This is particularly valuable during panel de-energization in batch processing or multi-line manufacturing cells. Feature → Business Impact → Application: UL Listed certification and a rugged enclosure deliver regulatory compliance and risk management benefits, enabling faster audits and alignment with corporate safety programs. This supports procurement and compliance teams seeking repeatable, auditable protection across multiple lines and sites. Feature → Business Impact → Application: The unit’s compact footprint (16.41 in depth, 24.32 in height, 72.46 in width) combines with straightforward wiring and mounting to accelerate installation, minimize downtime, and fit within standard switchgear footprints in OEM assemblies, mining facilities, and wastewater treatment plants. Feature → Business Impact → Application: The option for 304 stainless steel construction and documented warranty (one year from installation or 18 months from shipment) provides predictable service life, easing budgeting for spare parts and service contracts in regulated industries such as pharmaceuticals and food processing. Overall, the combination of rugged build, large motor protection capability, and clear status indicators supports measurable improvements in reliability, safety, and total cost of ownership across industrial automation and electrical distribution networks.

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FAQs

The DD365FWKW-00V1 is designed as a heavy-duty, three-pole fused safety switch with a rugged double-door config that fits standard switchgear footprints. It supports surface mounting and aligns with common panel layouts, enabling straightforward integration with existing electrical rooms and motor control centers. Proper installation requires following manufacturer spacing and clearance guidelines to ensure heat dissipation and safe operation under heavy loads.
This safety switch provides a 400 A amperage rating and supports 250 to 350 hp for three-phase systems at 480/600 V. With a 600 V voltage rating and Class H fuse provision, it offers robust protection for large motors and drives, enabling reliable start-up sequences while maintaining safe fault-clearing performance in heavy manufacturing and processing environments.
Yes. The enclosure is rated NEMA 4X and constructed from 304 stainless steel, delivering excellent washdown and corrosion resistance. This makes the switch well-suited for food and beverage facilities, chemical processing, water treatment, and other environments where exposure to moisture, chemicals, or high-pressure cleaning is common.
The DD365FWKW-00V1 is UL Listed, ensuring compliance with recognized safety standards. It carries Eaton’s standard warranty policy of one year from installation or eighteen months from shipment, whichever occurs first. This combination supports risk mitigation, predictable maintenance planning, and favorable procurement terms for regulated industries.
The unit includes a voltage indicator on the line side with a window, enabling quick, visual verification of energized status during servicing. This reduces misoperation risk during lockout/tagout procedures, speeds routine inspections, and helps technicians confirm de-energization prior to maintenance, contributing to safer work practices and faster fault isolation.