Eaton DD368FDKW-00V1 Fused Safety Switch - UL Listed
Part Number: DD368FDKW-00V1
Quick Summary
Eaton DD368FDKW-00V1 fused safety switch safely isolates 3-phase power in industrial equipment. For maintenance teams, unplanned downtime and arc flash exposure are common pain points that erode productivity and safety. This unit carries UL Listed safety certification and a durable NEMA 12/3R enclosure, with a visible voltage indicator window to reduce misoperation. Rated for 1200 A at 600 V and capable of delivering up to 500 hp for 3-phase motors, it supports demanding applications while simplifying lockout/tagout procedures. By combining rugged construction with straightforward installation, it delivers dependable protection for motor control centers, process lines, and industrial panels, helping you meet safety codes without sacrificing uptime or efficiency.
Product Information
Extended Description
DD368FDKW-00V1 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line side, 1200 A, NEMA 12/3R, Class L, Fusible without neutral, Three-pole, Three-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
DD368FDKW-00V1
UPC
786679184844
Product Length/Depth
27.18 in
Product Height
43.11 in
Product Width
91.02 in
Product Weight
575 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 12, NEMA 3R
Enclosure material
Painted galvanized steel
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty double door safety switch
Amperage Rating
1200A
Fuse class provision
Class L
HP rating - max
500, 500 hp (3PH @480/600 V)
Voltage rating
600 V
Product Category
Dust tight
Special features
V indicator line side, w/ window
Double Up on Safety
Double Up on Safety
Double Up on Safety
Double Up on Safety
Double Up on Safety
Eaton Specification Sheet - DD368FDKW-00V1
Feature: Three-pole fusible configuration without neutral; Business Impact: ensures complete phase isolation and minimizes fault energy during switching, simplifying fuse replacement and reducing arc risk; Application: motor control centers and heavy-duty switchgear. Feature: 1200 A amperage rating at 600 V; Business Impact: supports large motors and high-inrush loads, enabling smaller panel footprints and fewer upstream devices; Application: large industrial drives and processing lines. Feature: NEMA 12 and NEMA 3R enclosure; Business Impact: provides dust-tight protection with weather resistance for indoor and partially exposed installations; Application: robust plant environments and semi-outdoor installations. Feature: Voltage indicator line side with window; Business Impact: immediate visual confirmation of line status reduces misoperation and improves safe maintenance practices; Application: daily operation checks and lockout/tagout workflows. Feature: UL Listed certification; Business Impact: simplifies procurement and regulatory compliance, helping audits run smoother; Application: regulated industries and contractor specifications. Feature: Heavy-duty double door design; Business Impact: improved operator access and safer, faster disconnection during maintenance; Application: high-security facilities and mission-critical lines.
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FAQs
Yes. The DD368FDKW-00V1 is rated for 600 V and 1200 A in a three-pole, fusible configuration, with a NEMA 12/3R enclosure that provides dust-tight protection and weather resistance suitable for a range of industrial environments. Its UL Listed status supports compliance with safety standards in motor protection schemes.
Plan for front-access mounting with adequate space for the 91.02 in width and 43.11 in height. The unit weighs 575 lb and has a depth of 27.18 in, so use proper mounting hardware and support. Ensure alignment with three-wire circuits, maintain clear latch access for the double-door design, and provide appropriate lockout/tagout provisions.
Eaton provides a warranty of one year from installation or eighteen months from shipment, whichever occurs first. For maintenance, inspect the voltage indicator window and door seals, verify fuse integrity, and confirm enclosure integrity to preserve dust-tight and weather-resistant performance in line with UL expectations.
The switch is rated for 1200 A and 600 V, with a three-pole configuration and a Class L fuse provision. It can handle up to 500 hp at 480/600 V. When designing a system, account for high current handling, available space for the large enclosure, and coordination with upstream protective devices to ensure safe, code-compliant isolation.
Yes. It includes a voltage indicator line side with a viewing window for at-a-glance status. This feature reduces misoperation during maintenance and start-up, supporting safer lockout/tagout procedures and faster troubleshooting in busy industrial environments.