Eaton DH425SNRKLPR Safety Switch - UL Listed, NEMA 3R
Part Number: DH426FGK
Quick Summary
The Eaton DH425SNRKLPR safety switch delivers heavy-duty isolation for industrial control panels and high-current motor circuits. Operators often struggle with slow startups, incomplete fault isolation, and safety devices that complicate maintenance. UL Listed certification ensures electrical safety compliance, and the Series K enclosure carries a NEMA 3R rating for outdoor and rugged environments. With a robust 400A rating and 240V operation, this device supports reliability targets while enabling plant-wide standardization. Designed for quick-connect installations and safe maintenance, it also aligns with common procurement workflows and helps lower total cost of ownership over time.
Product Information
Extended Description
DH426FGK Eaton: Eaton Heavy duty single-throw fused safety switch, 600 A, NEMA 1, Class H, Four-pole, Four-wire, 240 V, Max Hp: 75 hp at 240 Vac Std. 3 Ph, 200 hp at 240 Vac TD 3 Ph, 600 V, (1)#2-(1)600 kcmil; and (1)#1/0-(1)750 kcmil Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH426FGK
UPC
782113207438
Product Length/Depth
58 in
Product Height
12 in
Product Width
27.5 in
Product Weight
157 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
600A
HP rating - max
75 hp at 240 Vac Std. 3 Ph, 200 hp at 240 Vac TD 3 Ph
NEMA rating
NEMA 1
Voltage - max
600 V
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
Feature: 400A, four-pole capability enables isolating large loads without compromising safety. Business Impact: Improves uptime and reduces risk of arc-flash incidents during maintenance. Application: Heavy-duty motor control centers and feeder circuits in manufacturing plants. Feature: Fusible with switched neutral provides selective protection and safer shutdown sequences. Business Impact: Minimizes fault energy and simplifies fuse replacement, lowering maintenance costs. Application: Power distribution feeders and critical equipment zones. Feature: Posi-Lok reverse pin ensures secure engagement during installation and service. Business Impact: Reduces misalignment and nuisance openings, speeding up commissioning and service cycles. Application: Field installations where vibration or heavy equipment is present. Feature: NEMA 3R enclosure offers weather-resistant protection for indoor and outdoor installations. Business Impact: Extends equipment life in harsh environments, reducing replacement and corrosion-related downtime. Application: Outdoor MCCs, remote plant locations, and outdoor control panels. Feature: Series K design delivers compatibility and standardization, easing retrofits and new builds. Business Impact: Lowers engineering time and procurement complexity, accelerating project timelines. Application: Facility-wide safety switch updates and industrial automation upgrades.
Get a Quick Quote for a Eaton DH426FGK
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton DH426FGK?
Enquire Now
FAQs
The DH425SNRKLPR uses a four-pole configuration rated at 400A and 240V, with a Series K enclosure and NEMA 3R rating. Plan for adequate mounting space, access for maintenance, proper wiring routes to the fused with switched neutral configuration, and ensure compatibility with Posi-Lok reverse pin connectors for secure engagement.
Key specs include 400A amperage rating, 240V voltage rating, four poles, fusible with switched neutral, Series K, NEMA 3R enclosure, and UL Listed certification. Typical dimensions are 32.87 in depth, 74.34 in height, and 16.1 in width with an approximate weight of 370 lb, supporting heavy-duty industrial installs.
Yes. The DH425SNRKLPR features a NEMA 3R enclosure designed for outdoor and harsh environments, providing resistance to weather and corrosion while maintaining safe, reliable operation in outdoor control panels and remote installations.
Posi-Lok reverse pin is a securing mechanism that ensures accurate alignment and secure engagement of the switch during installation and maintenance. This reduces the risk of accidental disengagement, improves reliability in vibratory or high-force environments, and speeds up field servicing.
The product carries Eaton’s standard warranty per policy 25-000: one year from the date of installation or eighteen months from shipment, whichever occurs first. This provides a predictable basis for maintenance planning and ROI calculations on industrial safety investments.