Eaton DH323NRK-CSA Auxiliary Power Switch - UL Listed
Part Number: DH323NRK-CSA
Quick Summary
Eaton DH323NRK-CSA auxiliary power switch is a rugged three-pole device that provides reliable fusible power switching for 3-phase industrial panels. Many control environments struggle with safe, code-compliant switching under load and the complexity of neutral-fused configurations. UL Listed and CSA Certified status, plus a NEMA 3R enclosure, give you compliance and tough outdoor/indoor performance. By combining robust protection with easy installation, this unit helps reduce downtime and maintenance costs while supporting scalable control architectures. For engineers designing industrial power distribution, it aligns with heavy-duty fusible safety switch practices and provides dependable performance across standard 240 V systems.
Product Information
Extended Description
DH323NRK-CSA Eaton: Eaton auxiliary power switch, 100 A, NEMA 3R, Painted galvanized steel, Class H, Fusible with neutral, Three-pole, Four-wire, 240 V, Max Hp: 7.5, 15/ 15, 30/ 20 hp (1,3PH @Std/TD/250 Vdc), #14-#1/0 Cu/Al
Product Name
Eaton auxiliary power switch
Catalog Number
DH323NRK-CSA
UPC
786685223094
Product Length/Depth
22.5 in
Product Height
9 in
Product Width
12.7 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 CSA Certified
Amperage Rating
100A
HP rating - max
7.5, 15/ 15, 30/ 20 hp (1,3PH @Std/TD/250 Vdc)
Voltage rating
240V
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
Wire size
#14-1/0 AWG Cu/Al
Product Category
Heavy Duty, Fusible with neutral
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH323NRK-CSA
Feature: 100 A amperage rating with fusible with neutral; Business Impact: Protects equipment and enables safe isolation for motor and feeder circuits; Application: 3-phase motor drives, outdoor panels. Feature: NEMA 3R enclosure in painted galvanized steel; Business Impact: Provides corrosion resistance and weather protection, reducing maintenance in harsh environments; Application: Outdoor switchgear, service entrances. Feature: Three-pole, four-wire, 240 V configuration; Business Impact: Supports full 3-phase loads with neutral for control circuits, improving safety and performance; Application: industrial machine feeders and MCCs. Feature: Class H fuse provision and fusible with neutral; Business Impact: High-quality overcurrent protection aligned with regulatory standards, lowering risk of electrical fires and downtime; Application: compliance-driven installations. Feature: Compact footprint (22.5 in depth, 12.7 in width, 9 in height) and 27 lb weight; Business Impact: Easier installation in crowded panels and reduced labor time, improving project ROI; Application: panel retrofits and new builds using limited space. Feature: Cu/Al wire compatibility (#14-1/0 AWG); Business Impact: Flexible connection options minimize wiring changes, speeding up commissioning; Application: motor starters and power distribution feeds.
Get a Quick Quote for a Eaton DH323NRK-CSA
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton DH323NRK-CSA?
Enquire Now
FAQs
The DH323NRK-CSA is designed for three-pole, four-wire, 240 V systems with a NEMA 3R enclosure. It supports Cu/Al wiring up to #14-1/0 and provides fusible with neutral protection, making it suitable for motor feeders, control panels, and outdoor installations where robust protection and weather resistance are required.
This unit is rated for 100 A continuous operation. HP ratings include 7.5, 15/15, and 30/20 hp for 1/3 Ph at Std/TD/250 Vdc, enabling safe switching for a range of motor loads in industrial applications while meeting three-phase drive requirements.
Yes. The DH323NRK-CSA features Class H fuse provision and is fusible with neutral, delivering reliable overcurrent protection while allowing neutral conductors to pass through for control circuits or balanced loads, aiding compliance with safety codes.
Absolutely. The product carries UL Listed and CSA Certified markings, ensuring conformity to recognized electrical safety standards. This certification supports regulatory compliance for industrial installations and reduces risk during audits and inspections.
The heavy-duty design, NEMA 3R enclosure, and robust fuse protection reduce downtime and maintenance frequency in harsh environments. Over time, this translates to lower total cost of ownership, simpler compliance, and faster commissioning in new builds or panel upgrades.