Eaton DH367FWK316 Heavy Duty Fusible Safety Switch - NEMA 4X
Part Number: DH367FWK316
Quick Summary
Eaton DH367FWK316 Heavy Duty Fusible Safety Switch isolates and protects industrial circuits in harsh environments. Engineers often contend with corrosion, washdown exposure, and space constraints that threaten uptime. UL Listed, NEMA 4X enclosure, and 316 stainless steel construction deliver durable protection for challenging applications, while NEC 230.62 barrier compliance helps maintain safe service access and predictable fault isolation. This model combines rugged protection with straightforward installation and lifecycle cost savings for industrial automation and power distribution panels. It is well suited to high-current motor control and heavy-duty protection tasks, delivering reliable performance in demanding facilities.
Product Information
Extended Description
DH367FWK316 Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 800 A, NEMA 4X, Grade 316 stainless steel, Class L, Three-pole, Three-wire, 600 V, Max Hp: 500, 500 hp (3PH @480/600 V), (4)#1/0-(4)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH367FWK316
UPC
782116490035
Product Length/Depth
12.75 in
Product Height
71.75 in
Product Width
24.9 in
Product Weight
168 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
Enclosure
NEMA 4X
Enclosure material
316 stainless steel
Fuse class provision
Class L
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
800A
HP rating - max
500, 500 hp (3PH @480/600 V)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
With an 800 A amperage rating and a three-pole, three-wire configuration, this switch is designed to protect and control heavy motor loads. The Class L fuse provision enables selective coordination and safe fault isolation, reducing downtime and preventing equipment damage during faults. In practice, this means faster maintenance cycles and improved plant reliability when powering conveyors, pumps, or machining centers. The enclosure is a NEMA 4X rated, corrosion-resistant 316 stainless steel unit, ideal for outdoor, washdown, or chemically challenging environments. Its rugged construction stands up to humidity, dust, and temperature swings while meeting UL Listed safety requirements for reliable operation. Conductors up to 750 kcmil Cu/Al are supported, enabling large feeders for high-current applications and enabling more compact switchgear layouts. The device handles up to 500 hp motors at 480/600 V, delivering robust performance with fewer components. Three-pole, three-wire configuration reduces wiring complexity and simplifies panel integration. Dimensions are 12.75 in depth, 71.75 in height, and 24.9 in width, with a weight of 168 lb, informing mounting and support planning. Compliance with NEC barrier requirements further strengthens safety and audit readiness, while Eaton’s warranty policy provides coverage for peace of mind in mission-critical installations.
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FAQs
The DH367FWK316 is a three-pole, three-wire fusible safety switch designed for straightforward panel integration. It supports four conductors ranging from #1/0 to 750 kcmil Cu/Al, with a fusible configuration that is without neutral. Its 12.75 inch depth, 71.75 inch height, and 24.9 inch width define a compact footprint for space-constrained control panels, while the 168 lb weight informs mounting hardware and support requirements.
Key specs include an 800 A amperage rating, 600 V voltage rating, and a maximum 500 hp rating for 3-phase use at 480/600 V. It is a three-pole, three-wire device with Class L fuse provision, featuring a fusible switch design suitable for high-current motor protection in demanding environments and with UL Listed safety assurance.
Yes. The enclosure is NEMA 4X rated and constructed from 316 stainless steel, providing superior corrosion resistance and durability in outdoor, washdown, and chemically challenging settings. This makes it a reliable choice for facilities that require robust protection against moisture, dust, and corrosive elements while maintaining electrical safety.
This unit is UL Listed and complies with NEC 230.62 barrier requirements, supporting safe service access and protective isolation. These certifications help simplify audits and commissioning in industrial facilities, aligning with common electrical protection standards and reducing compliance risk during installation and operation.
The DH367FWK316 delivers long service life through corrosion resistance and robust construction, reducing downtime and maintenance frequency in harsh environments. Its high current and horsepower ratings support efficient motor protection, potentially lowering spare part costs and failing component replacements. Eaton’s warranty policy provides one year from installation or 18 months from shipment, adding a predictable support window for asset managers.