Eaton DH163NDK DC disconnect - UL Listed, 600 VDC
Part Number: DH163NDK
Quick Summary
The Eaton DH163NDK DC disconnect provides reliable isolation for 600 VDC solar and battery systems. Engineers often struggle with safe de-energization and strict compliance when servicing high-current DC circuits. UL Listed safety certification supports consistent protection in industrial environments, while a NEMA 12 enclosure protects against dust, splash, and corrosion in rugged spaces. This solution aligns with core DC protection practices, delivering safer maintenance workflows, faster service windows, and predictable lifecycle costs. With a single-pole fusible design and neutral, it simplifies wiring and reduces installation risk, making it a practical choice for solar PV and energy storage projects while integrating smoothly with existing protection schemes.
Product Information
Extended Description
DH163NDK Eaton: Eaton DC disconnect, 100 A, NEMA 12, Painted galvanized steel, Class R, Fusible with neutral, Single-pole, Two-wire, Solar disconnect switch, 600 V, #14-#1/0 Cu/Al
Product Name
Eaton DC disconnect
Catalog Number
DH163NDK
UPC
786685375915
Product Length/Depth
22.5 in
Product Height
9 in
Product Width
12.75 in
Product Weight
29 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
100A
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 - DH163NDK
Feature: 100 A rating with single-pole fuse protection and neutral. Business impact: delivers precise current interruption and fault containment for 600 VDC circuits, reducing arc energy and maintenance risk. Application: ideal for a single-circuit solar or energy storage string where reliable isolation is required. Feature: Fusible protection with neutral. Business impact: enhances selectivity and fault clearing, enabling safer restoration and easier fault tracing in complex DC networks. Application: critical in PV and battery installations requiring controlled de-energization during service. Feature: NEMA 12/3R enclosure with painted galvanized steel. Business impact: provides environmental protection against dust, moisture, and corrosion, lowering field corrosion and downtime. Application: suitable for indoor industrial facilities and harsh environments. Feature: UL Listed. Business impact: simplifies compliance, procurement, and integration with safety programs. Application: meets market safety standards for commercial and industrial DC protection. Feature: Compact, single-pole design with clear wiring path. Business impact: reduces installation time and improves layout flexibility. Application: easy integration with existing protection devices and wiring schemes.
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FAQs
The DH163NDK is a single-pole fusible DC disconnect rated at 100 A with a 600 VDC voltage rating, housed in a NEMA 12 enclosure. It is designed for safe de-energization during maintenance and integrates with standard DC protection schemes. Ensure proper neutral connection, secure mounting, and adherence to IEC/UL safety standards during installation.
Key specs include 100 A amperage rating, single circuit (1 pole), fusible protection with neutral, 600 VDC maximum, and a NEMA 12/3R enclosure. The unit carries UL Listed certification and uses painted galvanized steel construction for durability in industrial environments.
Yes. With a 100 A rating, 600 VDC capability, and fusible protection, it is well-suited for solar PV arrays and energy storage systems requiring safe isolation and straightforward integration with existing protection gear. The NEMA 12 enclosure supports indoor industrial installations, while UL Listed status aids compliance.
The device is UL Listed, indicating compliance with recognized safety standards for electrical protection devices. It is designed for indoor industrial use with a NEMA 12 enclosure rating, appropriate for dusty or damp environments found in many facilities.
The DH163NDK improves maintenance safety and reduces downtime by providing reliable, code-compliant isolation for high-current DC circuits. Its robust enclosure and straightforward wiring path shorten installation times and lower field service costs, contributing to lower total cost of ownership in solar and energy storage deployments.