Eaton DH364FDKV Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH364FDKV
Quick Summary
Eaton DH364FDKV heavy duty fusible safety switch provides reliable isolation for industrial power distribution in harsh environments. Maintenance teams struggle with downtime and panel clutter when switching large circuits or replacing fusible components. UL Listed certification ensures safety compliance for industrial control gear and supports quicker approvals in electrical panels. Designed for 200 A, three-pole operation in a NEMA 12/3R enclosure, it reduces installation risk while enabling safer, code-compliant power isolation. In practice, the unit's heavy duty build with painted galvanized steel resists corrosion and reduces maintenance cycles. For project teams, this translates to lower total cost of ownership, faster commissioning, and safer shutdowns during emergency maintenance. In addition, the HDSS catalog notes reinforce its rugged service compatibility in control panels.
Product Information
Extended Description
DH364FDKV Eaton: Eaton Heavy duty receptacle safety switch, Enhanced visible blades, 200 A, NEMA 12/3R, Painted galvanized steel, Class H, Fusible without neutral, Three-pole, Three-wire, 600 V, #6-300 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH364FDKV
UPC
786685973531
Product Length/Depth
37.5 in
Product Height
11.5 in
Product Width
19 in
Product Weight
55 lb
Certifications
UL Listed
Catalog Notes
Heavy Duty Safety Switch (HDSS)
Enclosure
NEMA 12, NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
200A
NEMA rating
NEMA 12/3R
Voltage rating
600 V
Feature → Business Impact → Application: The DH364FDKV uses a painted galvanized steel enclosure with a NEMA 12/3R rating, delivering corrosion resistance and reliable ingress protection. This reduces maintenance costs and downtime in harsh environments, making it ideal for industrial control panels and outdoor installations where long service life is critical. Feature → Business Impact → Application: The fusible configuration is without neutral and employs Class H fuses, simplifying wiring for large three-phase motor feeders and reducing nuisance trips. This enables faster maintenance, safer shutdowns, and improved coordination in power-distribution networks. Feature → Business Impact → Application: With a 200 A, 600 V three-pole, three-wire specification and conductor compatibility up to #6-300 kcmil Cu/Al, it supports high-capacity motor and line feeds while minimizing refurbishing needs during upgrades. Feature → Business Impact → Application: UL Listed certification provides regulatory confidence and streamlined panel approvals, ensuring compliance in safety-critical environments across industrial facilities. Feature → Business Impact → Application: The compact 37.5 in length, 11.5 in height, and 19 in width footprint fits standard electrical rooms, reducing mounting complexity and enabling quicker project execution. Feature → Business Impact → Application: Lightweight yet durable at 55 lb, the HDSS unit lowers handling risks during installation and service, translating to safer operations and lower labor costs.
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FAQs
The DH364FDKV is a three-pole, 200 A fusible safety switch designed for industrial power distribution in harsh environments. With a NEMA 12/3R enclosure and a 600 V rating, it fits service panels, motor control centers, and outdoor-rated installations where robust isolation and safety are required.
Fusible without neutral simplifies wiring for line-to-line circuits, enabling selective protection on three-phase motors and feeders. Combined with Class H fuses, it minimizes nuisance trips, reduces arc flash risk, and speeds fuse replacement, helping minimize downtime during maintenance.
Yes. The DH364FDKV supports copper and aluminum conductors in the range of #6-300 kcmil. This wide conductor compatibility simplifies panel wiring for large motor feeders and power distribution networks, reducing the need for rewiring when upgrading circuits.
UL Listed certification confirms compliance with protective equipment standards, reducing regulatory hurdles. Regular maintenance should include inspection of the fusible elements, enclosure seals (NEMA 12/3R), and safety interlocks. Being HDSS, the unit is rated for heavy-duty service and longer service life in demanding environments.
The unit uses a 37.5 in long by 11.5 in high by 19 in wide enclosure, in a NEMA 12, NEMA 3R rating. This footprint supports integration into standard electrical rooms, with 200 A service, 3-wire, and three-pole configurations, facilitating straightforward mounting and wiring in industrial setups.