Eaton DH364FWKX - Heavy Duty Fusible Safety Switch NEMA 4X
Part Number: DH364FWKX
Quick Summary
Eaton DH364FWKX heavy-duty fusible safety switch protects three-phase power in demanding industrial environments. Maintenance teams often wrestle with corrosion, frequent part replacements, and evolving safety regulations that slow downtime. UL Listed with a NEMA 4X EnviroLine stainless enclosure and Class H fuses delivers durable protection in harsh environments, while NEC 230.62 barrier compliance supports code enforcement. The unit is suitable for service entrance use with an optional lug kit, simplifying installation and future service. This combination of rugged construction and clear regulatory alignment translates to lower lifecycle costs, improved uptime, and safer, more reliable motor control across harsh manufacturing and processing facilities.
Product Information
Extended Description
DH364FWKX Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 200 A, NEMA 4X, EnviroLine stainless, Class H, Three-pole, Three-wire, 600 V, Max Hp: 50, 50/ 125, 150 hp (1/3PH @480, 600 V), #6-300 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH364FWKX
UPC
782114224212
Product Length/Depth
11.63 in
Product Height
35.38 in
Product Width
15.5 in
Product Weight
56 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.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
Suitable for service entrance use with a neutral or ground lug kit installed
Enclosure
NEMA 4X
Enclosure material
EnviroLine stainless
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
HP rating - max
50, 50/ 125, 150 hp (1/3PH @480, 600 V)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
600 V
Product Category
Heavy Duty, Harsh Environment - EnviroLine
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH364FWKX
Selling Policy 25-000 - Distribution and Control Products and Services
EnviroLine stainless enclosure provides superior corrosion resistance in outdoor and washdown environments, reducing maintenance cycles and extending asset life, which translates to lower lifecycle costs and fewer unplanned outages in coastal or chemical plants. The 200A current rating and 600V voltage capability support high-performance motor control for demanding conveyors and pumps, enabling users to protect large three-phase motors while meeting energy efficiency targets and uptime requirements. The Class H fuse provision and fusible-without-neutral configuration deliver precise short-circuit protection and selectivity for three-wire systems, improving personnel safety and minimizing collateral damage during faults. Service entrance compatibility with an optional lug kit simplifies integration into existing electrical rooms and switchgear, reducing install time and permitting flexible layouts. UL Listing and NEC 230.62 barrier compliance provide regulatory assurance, helping operators avoid compliance gaps and costly retrofits. The enclosure’s rugged dimensions, three-pole design, and 50/150 HP ratings at 480V to 600V position this switch as a versatile solution across manufacturing, mining, and processing facilities, balancing protection and cost of ownership with real-world reliability.
Get a Quick Quote for a Eaton DH364FWKX
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton DH364FWKX?
Enquire Now
FAQs
Yes, the DH364FWKX is designed for service entrance use and supports installation with an optional neutral or ground lug kit. This simplifies integration into existing panels and switchgear while maintaining code-compliant barrier clarity as required by NEC 230.62. The enclosure is UL Listed and rated for 600 V, ensuring reliable service entrance protection in harsh environments.
The switch is rated for 200 A and 600 V, with three-pole, three-wire configuration and fusible without neutral. It offers HP ratings of 50, 50/125, and 150 hp at 480 V to 600 V for 1/3-phase service, delivering robust motor protection and control for high-power motors in demanding applications.
This model excels in harsh industrial settings such as manufacturing lines, mining operations, and process facilities with corrosive or washdown requirements. The EnviroLine stainless enclosure and NEMA 4X rating provide reliable protection against moisture and chemicals, while the rugged construction supports outdoor installations and service entrances.
The DH364FWKX is UL Listed and complies with NEC 230.62 barrier requirements, delivering code-aligned safety features for service entrances. Its NEMA 4X stainless enclosure, Class H fuse provisions, and corrosion-resistant design collectively support regulatory compliance and safer electrical installations.
With its corrosion-resistant EnviroLine stainless enclosure and robust fuse protection, the DH364FWKX reduces maintenance frequency and replacement costs. The unit’s service-enterprise compatibility and high HP/motor ratings contribute to improved uptime, lower total cost of ownership, and stronger return on investment for facilities managing demanding, high-power motor applications.