Eaton DH164NDK DC Disconnect - 200A, 600VDC, UL Listed
Part Number: DH164NDK
Quick Summary
Eaton DC disconnect is a safe isolation switch for 600 VDC solar and battery systems in industrial facilities. Operators often struggle with space constraints, wiring complexity, and maintaining safe isolation during commissioning and maintenance. UL Listed protection and a NEMA 12/3R enclosure rating ensure reliable performance in challenging environments, while the fusible with neutral configuration supports selective protection for one-line diagrams and panel safety. The 200 A single-pole design simplifies integration with solar, storage, and microgrid applications, reducing downtime and enabling quick disconnection during emergencies. By aligning with industry standards and offering robust installation advantages, this solution helps procurement teams meet compliance, improve maintenance efficiency, and lower total cost of ownership.
Product Information
Extended Description
DH164NDK Eaton: Eaton DC disconnect, 200 A, NEMA 3R, Painted galvanized steel, Class R, Fusible with neutral, Single-pole, Two-wire, Solar disconnect switch, 600 V, #6-250 kcmil Cu/Al
Product Name
Eaton DC disconnect
Catalog Number
DH164NDK
UPC
786685375922
Product Length/Depth
10 in
Product Height
28.12 in
Product Width
15.52 in
Product Weight
51 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
Type
DC disconnect/grounded system
Amperage Rating
200 A
Number of circuits
1
Protection
Fusible
Voltage rating
600 VDC
Enclosure
NEMA 12/3R
Enclosure material
Painted galvanized steel
Protection
Fusible
DC disconnects for 600VDC solar photovoltaic installations (single circuit)
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Double Up on Safety
Double Up on Safety
Eaton Specification Sheet - DH164NDK
Feature: High amperage rating of 200 A. Benefit: Handles demanding DC isolation tasks without repeated switching, reducing maintenance cycles and downtime. Application: Solar PV arrays and energy storage systems where dependable current interruption is critical. Feature: 600 VDC maximum voltage. Benefit: Wide compatibility with common DC distribution schemes, enabling safer interface to battery energy storage and photovoltaics. Application: Utility-scale and commercial rooftop installations requiring robust DC protection. Feature: Single-pole, two-wire configuration. Benefit: Simplified wiring and faster field installation, lowering labor costs and installation time. Application: Compact DC circuits where neutral and protective paths are required for reliable fault isolation. Feature: Fusible with neutral protection. Benefit: Provides selective protection and clear fault indication, reducing arc-flash risk and enabling safer maintenance. Application: Circuit protection in DC distribution panels and solar/diesel hybrid microgrids. Feature: NEMA 12/3R enclosure in painted galvanized steel. Benefit: Weather- and impact-resistant housing suitable for indoor and outdoor installations, easing installation in varied environments. Application: Outdoor racks, industrial buildings, and commercial solar shelters. Feature: UL Listed certification. Benefit: Regulatory compliance and trust in performance, simplifying procurement and audits. Application: Any code-compliant DC disconnect deployment. Feature: Compatibility with #6-250 kcmil Cu/Al conductors. Benefit: Flexible busbar and cabling options, reducing the need for additional adapters. Application: Large-diameter DC conductor runs in power systems and storage installations.
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FAQs
The DH164NDK is a 200 A, single-pole DC disconnect designed for standard DC distribution panels and compatible with NEMA 12/3R enclosures. Its 10 in depth, 15.52 in width, and 28.12 in height fit typical enclosure footprints, and its painted galvanized steel housing supports indoor or sheltered outdoor installations. It accepts Cu/Al conductors #6-250 kcmil, simplifying integration with existing wiring and reducing cabinet modification needs.
Key ratings include 200 A amperage, 600 VDC voltage rating, and fusible protection with neutral. It is a single-pole, two-wire device, designed to provide reliable isolation for DC circuits in solar and energy storage applications. The enclosure is rated NEMA 12/3R, and the unit is UL Listed, adding a layer of safety and compliance for industrial environments.
Yes. The DH164NDK is expressly designed as a DC disconnect for solar PV installations and energy storage systems, providing a clear, code-compliant point of isolation. Its fusible design with neutral supports selective protection, while the NEMA 12/3R enclosure accommodates installation in both indoor and outdoor, sheltered locations, aiding in safe commissioning and maintenance.
The device is UL Listed, indicating compliance with recognized safety standards. It features a NEMA 12/3R enclosure suitable for indoor/outdoor environments and supports fusible protection with a neutral configuration. These certifications help meet industry and electrical code requirements for DC distribution and solar/storage installations.
The Eaton DH164NDK carries a warranty policy of one year from installation or eighteen months from shipment, whichever occurs first. Routine maintenance focuses on verifying enclosure integrity, terminal connections, and conductor terminations. The rugged galvanized steel enclosure and UL-listed design help minimize maintenance frequency and support long-term reliability in demanding environments.