Eaton DH322FCK Heavy Duty Safety Switch - NEMA 4X
Part Number: DH322FCK
Quick Summary
Eaton DH322FCK heavy-duty fusible safety switch isolates power in industrial control panels and service entrances. Maintenance downtime and corrosion risk in harsh environments are ongoing challenges that this switch helps mitigate with a rugged Krydon enclosure. This unit carries UL Listed certification, NEC 230.62 compliant barrier, and a NEMA 4X enclosure to protect personnel and equipment in wet, dusty, and corrosive settings. Coupled with a compact footprint and compatibility with neutral or ground lug kits, it delivers dependable protection without compromising panel space or wiring simplicity.
Product Information
Extended Description
DH322FCK Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 60 A, NEMA 4X, Non-metallic, KRYDON, Class H, Three-pole, Three-wire, 240 V, Max Hp: 3, 7.5/ 15 hp (1,3PH @Std/3PH @TD), #14-#2 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH322FCK
UPC
782114295984
Product Length/Depth
15.46 in
Product Height
19.25 in
Product Width
10.25 in
Product Weight
32 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
Non-metallic, KRYDON
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
Wire size
#14-2 AWG Cu/Al
Amperage Rating
60A
HP rating - max
3, 7.5/ 15 hp (1,3PH @Std/3PH @TD)
NEMA rating
NEMA 4X (Non-Metallic)
Voltage rating
240V
Product Category
Heavy Duty, Harsh Environment - EnviroLine
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH322FCK
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Corrosion-resistant Krydon enclosure provides robust protection in wet, dusty, and harsh environments. Business Impact: Reduces corrosion-related downtime and extends service life, lowering maintenance costs and risk of unplanned outages. Application: Outdoors, service entrances, and harsh industrial facilities benefit from long-term reliability. Feature: NEMA 4X enclosure plus UL Listed certification ensures code-compliant installation. Business Impact: Streamlines compliance workflows and accelerates project approvals, supporting faster deployments. Application: New builds and retrofits in regulated sectors gain faster risk assessment and audit readiness. Feature: Class H fuse provision with fusible without neutral configuration delivers precise overcurrent protection. Business Impact: Improves motor and load protection while enabling straightforward wiring and maintenance. Application: Wiring for three-pole 60A circuits with #14-2 Cu/Al conductors. Feature: 60A, 240V, three-pole design supports motors up to 15 hp (TD) and 7.5 hp (STD) in 3PH, with 1PH considerations. Business Impact: Enables reliable motor control for a broad range of equipment without oversizing. Application: Industrial drives, conveyors, and processing lines. Feature: Neutral/ground lug kit compatibility and compact dimensions (15.46 in D, 19.25 in H, 10.25 in W) simplify installation. Business Impact: Saves panel space and reduces field wiring complexity, cutting installation time and costs. Application: Service entrances and panel assemblies needing space-efficient isolation.
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FAQs
To install the DH322FCK, use a neutral or ground lug kit as specified by Eaton’s catalog notes. Mount the three-pole fusible switch inside a NEMA 4X enclosure, ensuring proper knockout access for #14-2 Cu/Al conductors. Verify 240 V supply and 60 A rating, then secure conductors according to applicable electrical codes and torque specifications to ensure reliable isolation and safe operation.
The DH322FCK provides a 60 A amperage rating, 240 V voltage rating, and a three-pole configuration with three wires. It supports motor loads up to 7.5 hp at 1-phase or 15 hp at 3-phase (TD) and is fusible without neutral with Class H fuses. The unit is rated for NEMA 4X and UL Listed operation, making it suitable for controlled industrial environments.
Yes. The DH322FCK uses a corrosion-resistant Krydon non-metallic enclosure and a NEMA 4X rating, designed for outdoor, damp, dusty, or corrosive conditions. Its UL Listed certification and NEC barrier compatibility further support field deployments in service entrances and harsh industrial facilities, delivering reliable isolation with durable protection against the elements.
This model is UL Listed and NEC 230.62 compliant with a protective barrier. The NEMA 4X enclosure rating provides enclosure protection for outdoor and harsh environments, while the Krydon material offers corrosion resistance. These certifications and ratings help ensure regulatory compliance and safer installations in demanding facilities.
Eaton backs the DH322FCK with a one-year warranty from installation or eighteen months from shipment, whichever occurs first. The rugged corrosion resistance, UL listing, and compliant barrier reduce maintenance frequency and downtime, contributing to lower lifecycle costs and improved return on investment for critical power-disconnection applications.