Eaton DH363NRKA1600 Auxiliary Power Switch - UL Listed
Part Number: DH363NRKA1600
Quick Summary
Eaton auxiliary power switch enables reliable control of power in industrial control panels and heavy machinery. Engineers often wrestle with unsafe isolation, enclosure degradation, and costly downtime when switching high-current loads. This model carries UL Listed certification and is designed in a rugged NEMA 3R enclosure to withstand harsh environments. With a 600 V rating, 100 A capacity, and fusible with neutral configuration, it helps ensure compliance and long-term operational continuity. Its compatibility with heavy-duty control circuits and 15 A GFI receptacle support streamlines panel design and maintenance, delivering measurable efficiency gains and reduced service costs.
Product Information
Extended Description
DH363NRKA1600 Eaton: Eaton auxiliary power switch, 15A GFI receptacle, 600 Vac auxiliary circuit V, 100 A, NEMA 3R, Painted galvanized steel, Class H, Neutral, Three-pole, Four-wire, 600 V, Max Hp: 30, 40/ 60, 75 hp (1/3PH @480, 600 V), #14-#1/0 Cu/Al
Product Name
Eaton auxiliary power switch
Catalog Number
DH363NRKA1600
UPC
782116418459
Product Length/Depth
10 in
Product Height
21.69 in
Product Width
11.13 in
Product Weight
27 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
Amperage Rating
100A
HP rating - max
30, 40/ 60, 75 hp (1/3PH @480, 600 V)
Voltage rating
600 V
Enclosure
NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Class H
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Product Category
Heavy Duty, Fusible with neutral
Special features
15A GFI receptacle, 600 Vac auxiliary circuit V
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH363NRKA1600
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Three-pole, four-wire configuration enables true three-phase switching with a reliable neutral path, reducing arc flash risk. Business impact: Safer maintenance and compliant isolation in demanding machinery applications. Application: Suitable for motor control centers and industrial compressors where precise neutral handling is required. Feature: 600 V voltage rating and 100 A current capacity support motors and loads up to 75 hp (1/3PH at 480/600 V), enabling broader equipment compatibility. Business impact: Higher motor starting resilience and reduced inrush-related equipment wear. Application: Heavy-duty pumping stations and conveyors in harsh environments. Feature: NEMA 3R painted galvanized steel enclosure delivers outdoor-ready protection with corrosion resistance. Business impact: Longer service life in corrosive or washdown environments, lower maintenance cycles. Application: Outdoor panels, vehicle maintenance bays, and damp locations. Feature: Class H fuse provision and fusible with neutral configuration offer robust short-circuit protection while preserving neutral integrity. Business impact: Improved safety margins and simplified electrical design, reducing downtime during fuse changes. Application: Safety-critical distribution for multi-wire control circuits. Feature: 15 A GFI receptacle adds a protected auxiliary circuit for control electronics and sensors. Business impact: Safer auxiliary power distribution and fewer field wiring changes. Application: Control panel auxiliary circuits and instrumentation power. Feature: UL Listed certification ensures recognized safety compliance across major markets. Business impact: Accelerated project approvals and reduced risk in audits. Application: Industrial control panels, machine rooms, and retrofit projects.
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FAQs
Yes. The DH363NRKA1600 is a three-pole, four-wire fusible power switch designed for three-phase systems. It supports neutral conduction and fits standard control panel layouts, simplifying wiring, panel dimming, and clearance requirements for safe maintenance.
Key specs include a 100 A amperage rating, 600 V voltage rating, and HP ratings up to 30/40/60/75 hp (1/3PH @ 480/600 V). The unit uses a fusible with neutral configuration and includes a 15 A GFI receptacle for auxiliary circuits.
Yes. It uses a painted galvanized steel enclosure rated as NEMA 3R, which provides protection against rain, dust, and washdown conditions, enabling reliable operation in harsh environments.
The product carries UL Listed certification, signaling compliance with widely recognized electrical safety standards. This helps streamline approvals for industrial installations and retrofit projects, reducing risk during audits and inspections.
The design integrates robust protection (Class H fuse, neutral path), a NEMA 3R enclosure, and a GFI accessory, which reduces downtime, extends motor life, and simplifies servicing. These features contribute to lower total cost of ownership over the equipment lifecycle.