Eaton DH366SNGKLP Heavy Duty Safety Switch - UL Listed
Part Number: DH366SNGKLP
Quick Summary
Eaton DH366SNGKLP Heavy Duty Safety Switch delivers safe, reliable control for large industrial power distribution. In retrofit or new build facilities, engineers often face downtime and wiring complexity when replacing aging equipment. UL Listed certification and a rugged NEMA 1 enclosure help ensure safety compliance, while Posi-Lok provides secure, hands free operation. With 600A at 600V and a three-pole design, this switch supports scalable protection and simplified maintenance. The solution also integrates with Series K products for consistent performance across Eaton power distribution systems. Procuring from the Eaton catalog offers clear warranties and access to technical datasheets. This translates to reduced field service time, fewer wiring errors, and faster commissioning. In regulated environments, the UL Listed rating and NEMA 1 enclosure support ongoing compliance audits.
Product Information
Extended Description
DH366SNGKLP Eaton: Eaton Quick Connect Safety Switch, Heavy Duty, Single-Throw, 600A, 600V,3P, Fusible with switched neutral, Series K, NEMA 1, Posi-Lok
Product Name
Eaton quick connect heavy duty safety switch
Catalog Number
DH366SNGKLP
UPC
786685372907
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 1
Fuse configuration
Fusible with switched neutral
Series
Series K
Commercial Distribution, Switching Devices, Volume 2, Tab 1
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Eaton Specification Sheet - DH366SNGKLP
Feature: Quick connect heavy duty safety switch design reduces field wiring time and simplifies installation. Business impact: Faster commissioning and lower labor costs for complex motor feeder projects. Application: Ideal for upgrading large plants or implementing new lines where downtime must be minimized. Feature: 600A, 600V, three-pole fusible with switched neutral delivers robust protection and selective coordination. Business impact: Improves fault isolation and protects downstream equipment, reducing unplanned outages. Application: Used in large motor feeders and high-load distribution centers in manufacturing and processing facilities. Feature: Series K construction with Posi-Lok and UL Listed protection in a NEMA 1 enclosure provides durable indoor performance and secure operation. Business impact: Compliance-ready hardware that simplifies audits, access control, and maintenance planning. Application: Control panels and switchgear rooms requiring reliable indoor switching. Feature: Dimensions and weight—32.87 in depth, 74.34 in height, 16.1 in width, 370 lb—align with typical industrial racks and cabinets. Business impact: Predictable installation space planning and easier integration with existing infrastructure. Application: Mounted in equipment rooms and distribution panels where space is a constraint. Feature: Warranty and service terms—one year from installation or eighteen months from shipment. Business impact: Streamlined budgeting, predictable service costs, and faster ROI. Application: Projects requiring clear warranty windows and supplier confidence. Feature: Compatibility with Eaton catalogs and datasheets—specifications are readily accessible for procurement, engineering, and commissioning teams. Business impact: Accelerates sourcing, ensures consistent part numbers, and supports long-term spares strategy. Application: Engineering workflows from design through commissioning.
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FAQs
DH366SNGKLP is a three-pole fusible safety switch designed for heavy duty service entrances. When pairing with existing panels, verify the enclosure footprint (NEMA 1), 32.87 in depth, 74.34 in height, and 16.1 in width. Ensure bus bar alignments, available space for the 370 lb unit, and the fusible with switched neutral configuration are compatible with the current switchgear and control wiring. The Posi-Lok feature aids secure handle operation during installation and maintenance.
The DH366SNGKLP is rated for 600A at 600V and uses a three-pole design with fusible protection and switched neutral. This arrangement supports selective coordination for motor feeders, reduces fault propagation, and improves startup reliability. The UL Listed status and Series K construction further validate suitability for demanding industrial environments, while the NEMA 1 enclosure offers indoor protection in control rooms and machine shops.
Yes. The NEMA 1 enclosure provides indoor protection, and UL Listed certification ensures compliance with safety standards. The Posi-Lok feature and quick-connect wiring reduce maintenance time and staging errors. For frequent maintenance, the unit’s robust fusible configuration with switched neutral simplifies fault isolation and replacement procedures, helping maintenance teams minimize downtime during service or part swaps.
The product warranty covers one year from installation or eighteen months from shipment, whichever occurs first. This provides a predictable maintenance cost baseline and supports ROI planning for large installations. When budgeting, include potential migration or spares stock aligned with Series K and Posi-Lok enabled units to reduce long-term downtime and service expenses.
Access the Eaton resources section for the DH366SNGKLP. You can download the specification sheet, view the product catalog page, and watch related ARMS and switching device videos. The available materials include the Eaton specification sheet, catalog volumes, and the 3D plug-in data to assist with engineering and procurement workflows, ensuring accurate part numbers and consistent installations.