Eaton DH325NRKLPR Safety Switch - UL Listed, NEMA 3R
Part Number: DH325NRKLPR
Quick Summary
Eaton DH325NRKLPR is a heavy-duty safety switch for protecting 3-phase, 400A circuits in industrial power installations. This design reduces risk and downtime by delivering a reliable disconnect with fusible solid-neutral configuration for critical loads. UL Listed and NEMA 3R protection combine with Series K and Posi-Lok reverse pin to support safe outdoor and rugged indoor use. From a procurement perspective, this switch enables faster installation, easier maintenance, and consistent compliance across industrial power distribution ecosystems. Designed for motor control centers and equipment disconnects, it supports robust switchgear protection in manufacturing and infrastructure facilities. With a 400A rating and solid neutral, it meets demanding industrial codes while offering easy integration with existing ductwork and control circuits.
Product Information
Extended Description
DH325NRKLPR Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 400A, 240V,3P, Fusible with solid neutral, Series K, NEMA 3R, Posi-Lok reverse pin
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH325NRKLPR
UPC
786685370712
Product Length/Depth
12.39 in
Product Height
44.31 in
Product Width
22.66 in
Product Weight
120 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 reverse pin
Type
Heavy Duty, Single-Throw
Amperage Rating
400A
Number Of Poles
Three-pole
Voltage rating
240V
Enclosure
NEMA 3R
Fuse configuration
Fusible with solid neutral
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
ARMS Enclosed Circuit Breaker
ARMS Enclosed Circuit Breaker
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Eaton Specification Sheet - DH325NRKLPR
Feature: Heavy-duty, three-pole design rated at 400A and 240V. Business Impact: Handles high-load disconnects with reliable current interruption, reducing the risk of arc flash and enabling safer maintenance windows. Application: Main disconnects in industrial power distribution and motor control centers. Feature: Fusible with solid neutral. Business Impact: Provides precise fault isolation and consistent neutral reference, improving protection coordination and uptime. Application: Critical loads and feeder circuits in harsh environments. Feature: Series K construction with NEMA 3R enclosure. Business Impact: Rugged outdoor and indoor performance, compatible with standard electrical enclosures, lowering installation complexity and planning costs. Application: Outdoor substations, equipment rooms, and cold/hot environments. Feature: Posi-Lok reverse pin. Business Impact: Simplifies alignment and mounting, reducing field install time while improving safety and contact integrity. Application: On-site wiring and servicing in manufacturing plants. Feature: UL Listed certification. Business Impact: Supports compliance with industry and regulatory requirements, streamlining procurement and commissioning. Application: System approvals for electrical protection devices in regulated facilities. Feature: Dimensions and weight (12.39 in L x 44.31 in H x 22.66 in W; 120 lb). Business Impact: Clear packaging and transport planning with predictable site fit, enabling smooth logistics and installation. Application: Warehouse and jobsite scheduling.
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FAQs
For proper installation, plan mounting with adequate clearance for a three-pole 400A device in a 240V system. Verify fusible solid-neutral wiring, ensure Series K compatibility, and account for the unit’s 12.39 in depth, 44.31 in height, 22.66 in width, and 120 lb weight. Use appropriate lifting gear and follow NEC/UL guidelines and Eaton's installation recommendations.
The DH325NRKLPR delivers a 400A amperage rating, 240V voltage rating, and three poles. It is fusible with a solid neutral and comes in a NEMA 3R enclosure, UL Listed. It is designed for single-throw operation and is suitable for main disconnects in industrial power distributions and motor control centers.
Yes. The NEMA 3R enclosure provides weather-resistant protection, enabling outdoor and rugged indoor installation. Ensure proper site conditions, weatherproof wiring methods, and adequate clearance. The unit’s 120 lb weight and robust construction are optimized for field deployment in industrial environments, aligning with UL Listed requirements for reliability in harsh conditions.
Posi-Lok reverse pin offers positive feedback and prevents misalignment during installation. This simplifies mounting, ensures correct pin orientation, and reduces field wiring errors. Combined with the fusible solid-neutral design, it supports safer maintenance, faster commissioning, and more consistent performance across power-distribution installations.
The unit is covered under Eaton's policy 25-000, providing a one-year warranty from installation or eighteen months from shipment, whichever occurs first. UL Listed status supports regulatory compliance, and Eaton’s technical resources, including datasheets and catalogs, are available to assist with procurement, commissioning, and ongoing maintenance.