Eaton DH366NRKLPR Heavy Duty Safety Switch - UL Listed
Part Number: DH366NRKLPR
Quick Summary
The Eaton DH366NRKLPR heavy duty safety switch provides safe isolation for 600A industrial power circuits. In complex facilities, downtime and mis-wiring risk can escalate costs; this unit minimizes those issues with rugged construction and clear wiring paths. UL Listed safety certification and a NEMA 3R enclosure rating support reliable outdoor and harsh-environment operation, while the Posi-Lok reverse pin adds secure engagement. This combination delivers strong electrical protection and fast installation for industrial power distribution applications.
Product Information
Extended Description
DH366NRKLPR Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 600A, 600V,3P, Fusible with solid neutral, Series K, NEMA 3R, Posi-Lok reverse pin
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH366NRKLPR
UPC
786685372877
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 reverse pin
Type
Heavy Duty, Single-Throw
Amperage Rating
600A
Number Of Poles
Three-pole
Voltage rating
600 V
Enclosure
NEMA 3R
Fuse configuration
Fusible with solid neutral
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Double Up on Safety
Double Up on Safety
Double Up on Safety
Double Up on Safety
Eaton Specification Sheet - DH366NRKLPR
Selling Policy 25-000 - Distribution and Control Products and Services
Feature Three-pole design handling 600A at 600V. Business Impact Supports high-current loads with predictable switching, reducing fault-related downtime and enabling safer motor and feeder control. Application Suitable for industrial power distribution in manufacturing lines and heavy equipment environments. Feature Fusible with solid neutral. Business Impact Ensures clear fuse coordination and a reliable neutral reference, improving protection coordination and electrical safety. Application Critical in circuits requiring precise fuse operation and neutral integrity to prevent nuisance interruptions. Feature NEMA 3R enclosure. Business Impact Provides weather-resistant protection for indoor/outdoor installations, increasing installation flexibility and uptime. Application Outdoor substations, exposed equipment layouts, and perimeter electrical rooms. Feature Series K with Posi-Lok reverse pin. Business Impact Enables secure engagement and quick, error-free installation and maintenance, reducing field rework. Application Field retrofits and new builds where reliable interlock and ease of service matter. Feature UL Listed with warranty. Business Impact Confirms compliance with recognized safety standards and provides a defined warranty window, minimizing procurement risk. Application Procurement and long-term maintenance planning for facilities teams.
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FAQs
Install the DH366NRKLPR on a stable, level surface with proper clearance for the 32.87 in depth and 74.34 in height. Mount per manufacturer guidelines, connect three-phase conductors to the three poles, secure the solid neutral, and verify Posi-Lok engagement. Ensure downstream equipment is de-energized during installation and follow local wiring codes for safe operation.
Yes. The DH366NRKLPR uses a NEMA 3R enclosure designed for outdoor and harsh-environment installations. It provides weather-resistant protection, enabling safe operation in exterior switchgear rooms, loading docks, or exposed facility walls when properly installed and maintained.
The unit is three-pole, rated for 600A at 600V, with a fusible configuration and a solid neutral. It is part of Eaton’s Series K and features a heavy-duty, single-throw design suitable for high-demand industrial feeders and motor circuits.
This safety switch is UL Listed, confirming compliance with recognized electrical safety standards. The enclosure carries a NEMA 3R rating for outdoor use, and the product includes safety features like the Posi-Lok reverse pin to ensure secure operation.
Eaton provides a warranty policy of one year from installation or eighteen months from shipment, whichever occurs first. This support covers manufacturing defects and standard service guidance, with access to Eaton’s technical resources for installation validation and maintenance planning.