Eaton DH422FGK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH422FGK
Quick Summary
Eaton DH422FGK heavy duty fusible safety switch protects motor circuits in industrial panels. Downtime from fuse failures and complex wiring slows production, driving maintenance costs. UL Listed certification and a NEMA 1 painted steel enclosure provide robust protection, while Class H fusing and a four-pole, four-wire design simplify installation and future upgrades. With 60 A protection and HP ratings up to 7.5–15 hp, this switch delivers reliable motor control for standard industrial applications while supporting scalable system design and ongoing reliability.
Product Information
Extended Description
DH422FGK Eaton: Eaton Heavy duty single-throw fused safety switch, 60 A, NEMA 1, Painted steel, Class H, Fusible without neutral, Four-pole, Four-wire, 240 V, Max Hp: 7.5, 7.5/ 20, 15 /10 hp (1,3PH @Std/TD/250 Vdc), 600 V, #14-#2 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH422FGK
UPC
782113205847
Product Length/Depth
26 in
Product Height
8 in
Product Width
13.5 in
Product Weight
31 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 1
Enclosure material
Painted 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
60A
HP rating - max
7.5, 7.5/ 20, 15 /10 hp (1,3PH @Std/TD/250 Vdc)
NEMA rating
NEMA 1
Voltage - max
600 V
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
Feature: Heavy duty fusible safety switch construction. Business Impact: Delivers rugged protection for critical motor circuits, reducing unexpected outages and enabling predictable maintenance windows. Application: Suitable for motor loads in manufacturing lines, pumps, and conveyors with 60A protection. Feature: Four-pole, four-wire configuration. Business Impact: Ensures clean phase separation and straightforward wiring, decreasing installation time and fault potential. Application: Ideal for 3-phase systems and versatile control panels. Feature: Fusible without neutral and Class H fuse provision. Business Impact: Provides targeted protection for motor circuits while enabling fuse replacement and easy fault isolation, lowering total cost of ownership. Application: Common in drive systems and standalone safety switch applications. Feature: Enclosure: NEMA 1, painted steel. Business Impact: Resists dust and light exposures in indoor environments, improving durability and uptime. Application: Office floors, machine rooms, and dry plant facilities. Feature: Amperage rating 60A and voltage rating 240V / 600V max. Business Impact: Matches typical industrial motor and feeder requirements, supporting scalable horsepower ranges and future voltage transitions. Application: Standard industrial controls and retrofits. Feature: Four poles, four wires with a rugged form factor. Business Impact: Simplifies wiring topologies and maintenance while enhancing motor protection. Application: Panels with multi-circuit feeds and high wiring density. Insight: This configuration aligns with common industry practice for reliable protection without over-specifying protection devices, reducing upfront costs while preserving compliance.
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FAQs
The DH422FGK is a four-pole, four-wire unit designed for straightforward panel installation. With a NEMA 1 painted steel enclosure and a depth of 26 inches, plan for adequate wiring space and clearance. Its fusible without neutral configuration simplifies interconnection, reduces wiring errors, and supports standard field wiring practices for retrofit or new builds.
This switch provides a 60A amperage rating with a 240V nominal voltage rating and a maximum voltage of 600V. It uses Class H fusing and is fusible without neutral, four-pole, four-wire. UL Listed certification ensures compliance, while the four-pole design supports robust protection for three-phase motor circuits in industrial settings.
Yes. With HP ratings up to 7.5, 7.5/20, and 15/10 hp across standard and TD configurations, the DH422FGK is well-suited for conveyors, pumps, and fans in manufacturing environments. The four-pole, four-wire layout and UL Listed protection help ensure reliable start/stop control and straightforward integration with existing motor control centers.
The DH422FGK carries UL Listed certification and uses a NEMA 1 enclosure, painted steel, suitable for indoor, non-harsh environments. While not rated for outdoor exposure, these features support compliance in typical plant interiors and dry facilities, helping meet general electrical protection standards and safe installation practices.
Maintenance benefits include easier fuse replacement due to fusible without neutral design and straightforward wiring in a four-pole configuration. The UL Listed rating and robust NEMA 1 enclosure help minimize unplanned downtime, improving system availability. Over time, predictable protection reduces motor fault costs and extends panel life, delivering favorable return on investment.