Eaton DH367FPK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH367FPK
Quick Summary
The Eaton heavy duty fusible safety switch DH367FPK delivers rugged protection for motor and power distribution in industrial facilities. It reduces downtime by enabling fast fault isolation and straightforward maintenance in demanding environments. This unit carries UL Listed certification, a NEMA 4 enclosure, and Class L fuse provisions, ensuring safe operation in wet or dusty conditions. With a three-pole design rated at 800 A and 600 V, it supports up to 500 hp per phase and is suitable for service entrance use with neutral or ground lug kits. For OEMs and technicians, the DH367FPK translates to higher reliability, simpler installation, and lower total cost of ownership in industrial control panels.
Product Information
Extended Description
DH367FPK Eaton: Eaton Enhanced visible blade single-throw safety switch, 800 A, NEMA 4, Painted steel, 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 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH367FPK
UPC
782114357590
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.
Certifications
UL Listed
Catalog Notes
Suitable for service entrance use with a neutral or ground lug kit installed
Enclosure
NEMA 4
Enclosure material
Painted 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 4
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Feature: 800 A amperage rating and 600 V capability with a three-pole, fusible without neutral configuration. Business Impact: enables safe, controlled disconnection in high-power circuits, reducing fault duration and downstream damage. Application: motor control centers and large horsepower drives in manufacturing. Feature: NEMA 4 painted steel enclosure. Business Impact: provides weather and washdown resistance, minimizing corrosion risk and service interruptions in challenging environments. Application: outdoor substations and exposed plant rooms where moisture and dust are present. Feature: Class L fuse provision. Business Impact: enhances selective protection and safe interruption, lowering arc flash exposure and improving maintenance predictability. Application: service entrances and panel boards demanding precise fuse coordination. Feature: UL Listed certification. Business Impact: supports compliance with safety standards, simplifying procurement audits and customer qualification. Application: any regulated industrial facility requiring verified safety compliance. Feature: Neutral or ground lug kit compatibility. Business Impact: reduces installation time and wiring complexity by accommodating service entrance configurations without additional adapters. Application: scalable upgrades to existing switchgear in automation lines. Feature: 500 hp capability at 480/600 V. Business Impact: enables direct, reliable motor protection for high-power drives, reducing motor stress and downtime. Application: large fan, pump, and compressor installations in process or material handling.
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FAQs
For service entrance installations, ensure the unit is mounted on a solid frame with clear access for the 71.75 in height and 24.9 in width. Use the neutral or ground lug kit as required, and verify three-pole, fusible without neutral wiring. Confirm the enclosure is protected to NEMA 4 standards and that circuit protection is coordinated with the 800 A, 600 V rating to meet system demands.
The DH367FPK provides fast fault isolation, reducing fault duration and downstream damage. Its Class L fuse configuration offers selective protection, while the 800 A rating supports robust motor control. In practice, this translates to reduced downtime, easier maintenance, and improved reliability for high-power drives in manufacturing and processing environments.
Yes. The unit supports a range of conductors up to 750 kcmil copper or aluminum, with the configuration described as (4)#1/0 to (4)750 kcmil Cu/Al for large motor or drive connections. Ensure proper lug sizing and torque per hydraulic or torque-limiting tools, and verify enclosure spacing for safe termination.
The DH367FPK is UL Listed, and it features a NEMA 4 enclosure suitable for wet or dusty environments. It uses Class L fusing and is designed for service entrance applications, with a three-pole configuration and 600 V rating to meet industrial safety and performance standards.
Eaton provides a warranty under policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. Support includes application guidance, installation assistance, and access to Eaton datasheets and specification sheets for ongoing maintenance and compliance planning.