Eaton DH366FRKLP Heavy Duty Safety Switch - UL Listed
Part Number: DH366FRKLP
Quick Summary
The Eaton DH366FRKLP safety switch delivers quick-connect isolation for heavy-duty electrical systems in industrial facilities. Engineers often struggle with safe lockout, reliable fault isolation, and durable protection against environmental exposure in harsh plant environments. This unit is UL Listed and features a NEMA 3R enclosure, enabling safe indoor and outdoor installation as a three-pole, fusible switch in Eaton’s Series K lineup. With 600A at 600V and the Posi-Lok handle, maintenance becomes faster and more predictable, while downtime is minimized. This combination supports regulatory compliance, robust safety, and long-term lifecycle value for facilities seeking dependable power control.
Product Information
Extended Description
DH366FRKLP Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 600A, 600V,3P, Fusible, Series K, NEMA 3R, Posi-Lok
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH366FRKLP
UPC
786685372785
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
600 V
Enclosure
NEMA 3R
Fuse configuration
Fusible
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - DH366FRKLP
Feature: Heavy-duty, three-pole fusible design delivers precise control of three-phase power. Business impact: it minimizes arc-flash risk, contains faults at the source, and supports safer, faster switch operations during maintenance. Application: ideal for feeders and motor control centers in manufacturing lines that demand dependable isolation and compact integration with Series K devices. Feature: 600A, 600V ratings enable handling high-load equipment without derating, reducing the need for parallel components and simplifying system design. Business impact: supports larger drives and feeders while maintaining protection coordination and clear fault paths. Application: suitable for large industrial systems requiring robust protection in tight space envelopes. Feature: Posi-Lok handle provides secure interlock with tactile feedback and a reliable lockout-ready state. Business impact: minimizes unintended re-energization, accelerates maintenance shutdowns, and improves compliance with lockout-tagout procedures. Application: critical for service technicians performing routine inspections on energized equipment. Feature: NEMA 3R enclosure delivers weather-resistant protection for indoor and outdoor installations. Business impact: reduces environmental risk, extends service life in harsh environments, and lowers total cost of ownership. Application: ideal for outdoor substations, loading docks, and exposed electrical rooms. Feature: UL Listed certification and Series K compatibility ensure industry-standard conformity and seamless integration with Eaton switching devices. Business impact: streamlines procurement and commissioning, simplifies spare-part planning, and enhances overall system reliability. Application: fits into existing Eaton switchgear ecosystems with minimal field modification. Feature: Physical dimensions and weight (32.87 in depth, 74.34 in height, 16.1 in width, 370 lb) inform enclosure planning and installation sequencing. Business impact: facilitates precise space planning, supports stable mounting, and reduces on-site surprises during retrofits. Application: heavy-duty installations in space-constrained facilities where robust isolation is essential.
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FAQs
The DH366FRKLP uses a large, weather-rated NEMA 3R enclosure designed for both indoor and outdoor installations. It is a three-pole, fusible switch rated at 600A and 600V, with a footprint that requires adequate space for safe access and maintenance. Plan for standard mounting clearances and ensure support structure can bear the 370 lb weight.
This unit is rated for 600A at 600V and configured as a three-pole, fusible switch in Series K. It supports heavy-load circuits and provides reliable fault isolation with a robust mechanism designed for industrial environments. The solution is UL Listed, aligning with common electrical safety standards for industrial equipment.
Ideal for feeders and motor control centers in manufacturing lines, the DH366FRKLP also suits outdoor substations and outdoor electrical rooms where weather resistance is required. Its heavy-duty construction and Posi-Lok feature enhance safety during maintenance and reduce downtime in high-demand installations.
The DH366FRKLP carries UL Listed certification and a NEMA 3R enclosure rating, ensuring compliance for indoor and outdoor use. This combination supports regulatory alignment for electrical installations in industrial facilities and helps streamline procurement, testing, and commissioning processes.
Warranty coverage for the DH366FRKLP is one year from installation or eighteen months from shipment, whichever occurs first. This provides protection against material or workmanship defects and contributes to lower lifecycle costs by reducing unexpected repair expenses and downtime, especially in high-demand industrial environments.