Eaton DH225FRKV Heavy Duty Fusible Safety Switch - NEMA 4X
Part Number: DH225FRKV
Quick Summary
Eaton heavy duty fusible safety switch provides reliable power isolation for industrial equipment and control panels. This isolation helps prevent unplanned downtime and protects maintenance personnel during servicing by offering a clearly visible cartridge fuse and straightforward field wiring. UL Listed, NEC 230.62 (C) compliant barrier, and a rugged NEMA 4X enclosure underpin safe operation in harsh environments, including outdoor and washdown settings. The solution pairs with standard 240 V control circuits to deliver consistent performance, supporting motor protection, circuit control, and reliable power shutdown across demanding industrial applications.
Product Information
Extended Description
DH225FRKV Eaton: Eaton Enhanced visible blade single-throw safety switch, Enhanced visible blade, 400 A, NEMA 4X, Cartridge, Two-wire, 240 V, Max Hp: 50, 125, 50 hp (3PH @ Std fuse/time delay/250 Vdc), (2)#1/0-(2)300 kcmil or (1)#1/0-(1)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH225FRKV
UPC
786685972930
Product Length/Depth
64.5 in
Product Height
13 in
Product Width
26 in
Product Weight
133 lb
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Catalog Notes
Heavy Duty Safety Switch (HDSS)
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Cartridge
Fuse configuration
Fusible without neutral
Number Of Poles
Two-pole
Number of wires
2
Type
Heavy duty fusible safety switch
Amperage Rating
400A
HP rating - max
50, 125, 50 hp (3PH @ Std fuse/time delay/250 Vdc)
NEMA rating
NEMA 3R
Voltage rating
240V
Eaton Specification Sheet - DH225FRKV
Selling Policy 25-000 - Distribution and Control Products and Services
Feature → Business Impact → Application: The 304 stainless steel NEMA 4X enclosure offers corrosion resistance and robust outdoor suitability, reducing maintenance cycles and extending service life in chemical plants and outdoor equipment. This translates to lower total cost of ownership and less downtime during harsh conditions. Feature → Business Impact → Application: Cartridge fuse configuration provides quick, field-replaceable energy isolation with reduced maintenance time and safer handling, ideal for high-current motor circuits and emergency stops in manufacturing lines. Feature → Business Impact → Application: Two-pole, 400A, 240V rating supports large motor starters and process equipment, enabling reliable protection for heavy loads while conforming to HP ratings up to 125 hp on three-phase systems. Feature → Business Impact → Application: NEC 230.62 compliant barrier and UL Listed certification deliver regulatory assurance, simplifying audits and improving safety program credibility in regulated facilities. Feature → Business Impact → Application: Fusible without neutral wiring accommodates compact, streamlined installations with large conductor terminations (Cu/Al), reducing panel footprint and simplifying field wiring for quick deployments in new builds and upgrades.
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FAQs
The DH225FRKV is designed for 400A, 240V three-phase motor circuits with two-pole operation and cartridge fuse protection. It supports large conductors (Cu/Al) and two-wire configurations, making it suitable for mainstream industrial controls and HDSS installations in manufacturing or processing environments.
Key ratings include 400A continuous amperage, 240V voltage, maximum HP ratings of 50/125/50 hp (3PH with standard fuse/time delay/250 Vdc), and a NEMA 3R performance rating, with a NEMA 4X enclosure for demanding environments.
It carries UL Listed certification and NEC 230.62 (C) compliant barrier, ensuring regulatory compliance and safe energization/de-energization procedures in controlled areas and industrial facilities.
The enclosure is NEMA 4X rated and made from 304 stainless steel, delivering strong corrosion resistance suitable for washdown areas, outdoor installations, and harsh industrial environments.
Cartridge fuse design enables quick field replacements, reducing downtime during maintenance. Combined with UL Listed and NEC-compliant barriers, it improves overall safety, lowers labor costs, and shortens shutdown periods for routine servicing and fault clearance.