Eaton DH326NRKLP Safety Switch - 600A, Posi-Lok, UL Listed

Part Number: DH326NRKLP
Manufacturer
Eaton
Part number
DH326NRKLP

Quick Summary

Eaton DH326NRKLP is a heavy-duty safety switch that provides fast, reliable isolation for high-demand industrial or commercial power circuits. Many maintenance teams struggle with undersized disconnects that fail under peak loads or complicate service work; this model addresses that by delivering 600A capacity with a fusible configuration and a solid neutral. The unit carries UL Listed certification and comes in a rugged NEMA 3R enclosure, suitable for outdoor and protected locations, while the Posi-Lok quick-connect design supports secure, repeatable wiring. These features translate into safer shutdowns, reduced downtime, and easier compliance with electrical codes. For motor control centers and outdoor feeders, it aligns with protection and power-distribution strategies, delivering reliability and long-term cost savings.

Product Information

Extended Description

DH326NRKLP Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 600A, 240V,3P, Fusible with solid neutral, Series K, NEMA 3R, Posi-Lok
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH326NRKLP
UPC
786685370941
Product Length/Depth
32.87 in
Product Height
74.34 in
Product Width
16.1 in
Product Weight
370 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
Special features
Posi-Lok
Type
Heavy Duty, Single-Throw
Amperage Rating
600A
Number Of Poles
Three-pole
Voltage rating
240V
Enclosure
NEMA 3R
Fuse configuration
Fusible with solid neutral
Series
Series K
Paragraph 1: Feature: 600A, three-pole, fusible with solid-neutral provides robust fault-current handling and ensures clean, confident isolation in demanding power circuits. Business Impact: This capability reduces nuisance trips during peak motor starts, minimizes unplanned downtime, and improves protective coordination across feeders and motors in heavy-industrial environments. Application: Deploy this configuration in large-motor feeders, stamping presses, and other high-load equipment across manufacturing, mining, and processing facilities to maximize uptime and safety.Paragraph 2: Feature: Posi-Lok quick-connect wiring delivers secure, vibration-resistant connections that stay intact through thermal cycling and dusty environments. Business Impact: Installation time is shortened, field wiring mistakes are reduced, and ongoing maintenance costs drop due to fewer contact failures. Application: Ideal for retrofit projects or new builds where speed, reliability, and consistent contact integrity are critical in control panels.Paragraph 3: Feature: NEMA 3R enclosure provides outdoor-rated protection against rain, dust, and temperature extremes. Business Impact: Outdoor readiness minimizes corrosion risk and service interruptions, extending the switch's service life in harsh environments. Application: Suitable for outdoor substations, yard lighting feeders, and process-area installations where weather exposure is a factor.Paragraph 4: Feature: Series K designation denotes heavy-duty, single-throw construction designed for durable performance under industrial use. Business Impact: Durable mechanicals translate into lower maintenance, reduced operator error, and safer isolation points for personnel. Application: Implement as primary isolation in switchgear and plant distribution where reliable manual disconnection is essential.Paragraph 5: Feature: UL Listed certification and documented warranty underpin risk management with credible regulatory acceptance and after-sales support. Business Impact: Procurement cycles improve due to labeled compliance and predictable service terms, while the one-year/18-month warranty reduces life-cycle uncertainty. Application: Use in controlled environments requiring certified disconnects for safety programs, audits, and compliance reporting across industrial facilities.

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FAQs

The DH326NRKLP uses a rugged NEMA 3R enclosure designed for outdoor and protected locations. When planning installation, ensure proper mounting clearances, ventilation for any internal components, and secure outdoor wiring methods to withstand temperature swings and precipitation. Verify compatibility with existing switchgear and ensure the local environment aligns with the enclosure’s ingress protection requirements and UL Listed installation practices.
DH326NRKLP is rated for 600A, 240V, and three poles (3P), with a fusible configuration and solid neutral. This aligns with standard UL Listed safety criteria for industrial disconnects, ensuring code compliance for high-current power distribution. The UL Listed designation confirms conformity to recognized safety standards, facilitating approval in regulated facilities and preventing project delays due to non-compliant hardware.
Yes. With a 600A capacity and three-pole configuration, it is well-suited for large motor feeders and process power distribution. The fusible with solid neutral design supports proper protection coordination, while Posi-Lok enables reliable wiring. This combination is ideal for motor control centers and critical feeders where uptime and protection are paramount.
The primary certification is UL Listed, which demonstrates adherence to recognized safety standards. The enclosure rating is NEMA 3R, indicating suitability for outdoor or harsh environments. Together, these qualifications support regulatory compliance, safety program requirements, and easier procurement for facilities following stringent electrical codes and industry best practices.
Maintenance expectations center on reliable mechanical performance and secure connections, aided by the Posi-Lok design and robust Series K construction. The UL Listed status, durable enclosure, and solid-neutral fuse configuration contribute to longer service intervals and fewer unplanned outages, delivering improved uptime and a favorable total cost of ownership over the switch’s life cycle.