Eaton DH327FRK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH327FRK
Quick Summary
The Eaton DH327FRK heavy duty fusible safety switch delivers 800 A protection for three‑phase power distribution. In demanding plants, downtime and electrical-code noncompliance drive costs, so a rugged, reliable switch is essential. UL Listed and NEMA 3R rated, with Class L fuse provisions and the option to use a Neutral Kit for service entrances, this unit balances protection with practical wiring. It is designed for motor control centers, service entrances, and heavy automation panels, supporting up to 100 hp at 240 V. For procurement teams, its proven durability, clear Eaton documentation, and a credible warranty translate to predictable operation and lower lifecycle costs.
Product Information
Extended Description
DH327FRK Eaton: Eaton Enhanced visible blade single-throw safety switch, 800 A, NEMA 3R, Painted galvanized steel, Class L, Fusible without neutral, Three-pole, Three-wire, 240 V, Max Hp: 100 hp (3PH @Std), (4)#1/0-(4)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH327FRK
UPC
782113589718
Product Length/Depth
57.5 in
Product Height
12.38 in
Product Width
27.5 in
Product Weight
225 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
800A
HP rating - max
100 hp (3PH @Std)
NEMA rating
NEMA 3R
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
With an 800 A amperage rating and a three-pole, three-wire design, the DH327FRK provides decisive protection for large motor loads at 240 V. The fusible configuration without neutral simplifies field wiring while delivering fast fault isolation, reducing arc flash exposure and unplanned downtime. The NEMA 3R enclosure, finished in painted galvanized steel, offers rugged outdoor and washdown resistance, enabling installation near service entrances or MCCs without compromising safety or compliance. Class L fuse provisions ensure proper coordination and predictable fuse behavior under fault conditions, while Neutral Kit compatibility expands service-entrance options. The unit’s footprint—57.5 in long, 27.5 in wide, 12.38 in high—and a weight of 225 lb support stable mounting on robust frames in industrial environments. UL Listed certification and the 100 hp maximum at 240 V create a reliable, code-friendly solution for demanding power distribution. Designed for long service life, the DH327FRK also benefits from Eaton’s documentation, warranty, and support ecosystem, helping minimize downtime during maintenance and upgrades.
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FAQs
The DH327FRK is designed for straightforward installation on standard frames in industrial panels. Its 57.5 inch length, 27.5 inch width, and 12.38 inch height require proper mounting clearance and a robust support structure. Plan for service entrances with a Neutral Kit if neutral connections are needed, and follow Eaton wiring diagrams to ensure safe, code-compliant commissioning.
Key specifications include an 800 A amperage rating, 240 V voltage rating, three-pole configuration, 3-wire setup, and a maximum of 100 hp at 3PH. It uses Class L fusing and is designed as fusible without neutral by default, with Neutral Kit compatibility for service entrances to support flexible installation and protection coordination.
Yes. The DH327FRK supports service entrance use with a Neutral Kit installed, providing neutral connections when required. The UL Listed, NEMA 3R enclosure, and 240 V rating make it a dependable option for feeders and MCC entries in outdoor or demanding environments while maintaining proper protection coordination.
The DH327FRK is UL Listed and housed in a NEMA 3R enclosure, with Class L fuse provisions for coordinated protection. The Painted galvanized steel enclosure is designed for durability in harsh environments. For full compliance details, refer to the Eaton datasheets and the UL listing documentation included with the product.
Warranty coverage is one year from the date of installation or eighteen months from the date of shipment, whichever occurs first (Eaton policy 25-000). Support includes access to Eaton technical resources and available replacement parts, such as fuses and Neutral Kit components, to minimize downtime and protect total cost of ownership.