Eaton DH368FRK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH368FRK
Quick Summary
DH368FRK by Eaton is a heavy duty fusible safety switch that provides safe electrical isolation for industrial distribution panels. This design addresses downtime and safety concerns associated with non-fusible disconnects, delivering reliable protection in demanding environments. UL Listed certification and NEMA 3R enclosure rating help ensure dependable operation in both indoor and outdoor installations, while compatibility with Neutral Kits enhances service-entrance versatility. The solution supports high amperage protection up to 1200 A, 600 V, making it a robust choice for modern power distribution and motor control applications. In practice, this translates to safer switching, easier maintenance, and better overall system uptime for plant floors and electrical rooms.
Product Information
Extended Description
DH368FRK Eaton: Eaton Enhanced visible blade single-throw safety switch, 1200 A, NEMA 3R, Painted galvanized steel, Class L, Fusible without neutral, Three-pole, Three-wire, 600 V, (4)#1/0-(4)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH368FRK
UPC
782114313022
Product Length/Depth
72 in
Product Height
21 in
Product Width
48 in
Product Weight
455 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 Kit installed
Enclosure
NEMA 3R
Enclosure material
Painted galvanized 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
1200A
NEMA rating
NEMA 3R
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Feature: 1200 A amperage rating and 600 V voltage rating. Business Impact: Enables safe disconnection of high-load feeders, reducing fault exposure and improving protection coordination. Application: Main disconnects and service entrances in heavy industrial power layouts. In practice, this means faster fault isolation with reduced exposure to arc and heat, supporting compliant electrical protection workflows. Feature: NEMA 3R sealed, painted galvanized steel enclosure. Business Impact: Weather-resistant protection extends service life and reduces corrosion-related downtime. Application: Outdoor or sheltered indoor installations in factory yards and utility rooms. This results in lower maintenance costs and longer intervals between service visits. Feature: Three-pole, fusible without neutral configuration with Class L fuse provision. Business Impact: Simplified wiring and precise fuse coordination without unnecessary neutral conductors. Application: Large three-phase feeders and motor circuits where reliable overcurrent protection is essential. The approach minimizes wiring complexity while maximizing protection reliability for critical loads. Feature: UL Listed with Neutral Kit compatibility and service-entrance suitability. Business Impact: Verified safety certification and flexible integration with service equipment, including neutral kit installations. Application: Ideal for building service entrances and modernizing aging disconnects without full cabinet replacement. Feature: Robust build and installation practicality. Business Impact: Heavy-duty construction (455 lb) supports robust, vibration-resistant installations, reducing nuisance trips during equipment start-up. Application: Power distribution in harsh environments where rugged protection is required, such as manufacturing lines and process facilities.
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FAQs
The DH368FRK is designed for industrial electrical distribution, serving as a main disconnect and service-entrance protective switch. With a 1200 A rating and NEMA 3R enclosure, it’s well-suited for factory floors, motor control centers, and outdoor installations where reliable isolation and weather resistance are required. The three-pole, fusible-without-neutral configuration simplifies wiring while delivering strong protection coordination.
DH368FRK provides a 1200 A amperage rating and a 600 V voltage rating in a three-pole, three-wire configuration. It uses fusible protection without a neutral conductor and supports Class L fuses. This arrangement enables effective interrupting capability for high-current loads while maintaining straightforward integration with standard three-phase power systems.
Yes. The catalog notes specify that the DH368FRK is suitable for service entrance use with a Neutral Kit installed. This makes it flexible for new service-entrance installations and for upgrading existing equipment without replacing the entire switchgear, while preserving UL safety compliance.
The DH368FRK is UL Listed and ships with a NEMA 3R enclosure, offering weather-resistant protection for indoor or outdoor applications. The enclosure is made of painted galvanized steel, delivering durability in demanding environments. These features support compliant, long-term performance in industrial power distribution.
Eaton’s warranty for this product follows policy 25-000, offering one year from installation or eighteen months from shipment, whichever comes first. This provides a solid baseline for maintenance planning and ROI, with Eaton’s service support aligning with standard industrial hardware cycles.