Eaton DH465FRK Fusible Safety Switch - UL Listed
Part Number: DH465FRK
Quick Summary
The Eaton DH465FRK fusible safety switch provides reliable fault isolation for four-pole, 400 A power circuits in industrial distribution. Upgrading legacy gear often leads to downtime and safety gaps, which this unit helps prevent through robust protection and straightforward maintenance. UL Listed certification, paired with a rugged NEMA 3R enclosure, supports indoor and outdoor service while the four-wire, Class H fusible design ensures precise fault clearing. Designed for scalable motor control and feeder applications, it delivers consistent horsepower ratings up to 350 hp at 600 Vac, helping reduce total cost of ownership. Engineered for compatibility with standard switchgear and control panels, it offers predictable installation and long-term reliability for industrial facilities.
Product Information
Extended Description
DH465FRK Eaton: Eaton Enhanced visible blade single-throw safety switch, 400 A, N3R, Four-wire, 600 V, Max Hp: 125 at 240 Vac TD 3 Ph, 250 hp at 480 Vac TD 3 Ph, 350 hp at 600 Vac TD 3 Ph, 50 at 250 Vdc, 600 V, (2)#1/0-(2)300 kcmil, (1)#1/0-(1)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH465FRK
UPC
786685234915
Product Length/Depth
45.5 in
Product Height
10.25 in
Product Width
24.38 in
Product Weight
141 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
Enclosure
NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Four-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
400A
HP rating - max
125 at 240 Vac TD 3 Ph, 250 hp at 480 Vac TD 3 Ph, 350 hp at 600 Vac TD 3 Ph, 50 at 250 Vdc
NEMA rating
NEMA 3R
Voltage - max
600 V
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Four-pole, 400 A, 600 V design enables precise protection. This configuration delivers quick isolation of faulted circuits, reducing arc-flash risk and equipment damage. It suits four-wire feeders in motor control centers and distribution panels. Ul Listed certification supports compliance during procurement, reducing qualification risk and accelerating project timelines. The NEMA 3R enclosure provides rugged protection for outdoor and harsh indoor environments, improving uptime and safety in manufacturing, processing, and warehousing facilities. The painted galvanized steel enclosure maintains durability in demanding conditions, lowering maintenance costs over the lifecycle of the switch. The fusible without neutral configuration simplifies wiring and reduces fault paths, while Class H fuse provision ensures reliable overcurrent protection for motor loads and feeders. With horsepower ratings up to 125 at 240 Vac and 350 hp at 600 Vac, the DH465FRK aligns with a wide range of motor control needs, supporting scalable automation projects. The device’s four-wire, four-pole layout improves control reliability and fault isolation in centralized switchgear, enabling faster diagnostics and safer maintenance. The compact 45.5 inch length, 24.38 inch width, and 10.25 inch height offer a practical footprint for retrofit or new installations, helping engineers optimize panel layout and enclosure planning. Compatibility with standard Eaton control gear simplifies procurement and installation, while robust protection reduces unplanned downtime and maintenance costs across line-side feeds.
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FAQs
DH465FRK provides 400 A at 600 V with a four-pole configuration and fusible without neutral. It uses Class H fuses for reliable overcurrent protection aligned with motor and feeder loads.
Yes. It features a NEMA 3R enclosure with painted galvanized steel, designed for outdoor and harsh indoor environments, delivering durable protection against the elements.
You can access the Eaton catalog and the DH465FRK specification sheet from the provided downloads: Commercial Distribution catalog (Vol 2) and Eaton Specification Sheet for DH465FRK.
Product Length/Depth is 45.5 in, Height 10.25 in, Width 24.38 in, and Product Weight 141 lb, aiding layout planning and equipment budgeting.
It is UL Listed and utilizes a NEMA 3R enclosure with Class H fuse provision, offering reliable protection for heavy-duty, fusible, non-neutral configurations in industrial settings.