Eaton DH323NWK316 Heavy Duty Fusible Safety Switch - UL
Part Number: DH323NWK316
Quick Summary
DH323NWK316 heavy duty fusible safety switch is designed to protect motor and control circuits in demanding industrial environments. This device addresses a common pain point: securing reliable disconnects without sacrificing space or corrosion resistance. It features a corrosion-resistant 316 stainless steel enclosure rated NEMA 4X, UL Listed safety, and a Class H fuse provision for robust protection, making it suitable for demanding outdoor or washdown areas. With 100 A capacity, 240 V operation, and a three-pole, four-wire configuration, it supports standard control schemes while keeping wiring simple. The combination of rugged construction and compliant protections helps reduce downtime, simplify maintenance planning, and ensure regulatory alignment for the plant floor.
Product Information
Extended Description
DH323NWK316 Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 100 A, NEMA 4X, Grade 316 stainless steel, Class H, 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 heavy duty fusible safety switch
Catalog Number
DH323NWK316
UPC
782116489916
Product Length/Depth
10.25 in
Product Height
24 in
Product Width
11.13 in
Product Weight
30 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.
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Enclosure
NEMA 4X
Enclosure material
316 stainless 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
Amperage Rating
100A
HP rating - max
7.5, 15/ 15, 30/ 20 hp (1,3PH @Std/TD/250 Vdc)
NEMA rating
NEMA 4X (Stainless)
Voltage rating
240V
Product Category
Heavy Duty, Fusible with neutral
Feature: Corrosion-resistant 316 stainless steel NEMA 4X enclosure. Business impact: Delivers long service life in washdown and outdoor environments, reducing corrosion-related maintenance and replacement costs. Application: Food processing, chemical plants, outdoor equipment rooms where moisture and chemicals are present. Feature: 100 A amperage, 240 V three-pole four-wire with neutral. Business impact: Supports demanding motor loads and standard drives while enabling clean, organized wiring. Application: Motor control centers and equipment rooms handling medium-size motors. Feature: Class H fuse provision and fusible with neutral configuration. Business impact: Provides selective protection and safe disconnection with minimal nuisance trips, improving uptime. Application: Heavy machinery lines and packaging equipment with critical safety interlocks. Feature: #14-1/0 Cu/Al wire size range. Business impact: Flexible field wiring reduces installation time and stock needs. Application: Control cabinets and field wiring connections. Feature: UL Listed, NEC 230.62 barrier compliance, and NEMA 4X ratings. Business impact: Regulatory compliance and safe installations with straightforward maintenance planning. Application: Industrial facilities requiring robust protection and easy service.
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FAQs
DH323NWK316 is a three-pole, four-wire safety switch rated for 240 V operation and a 100 A circuit, with neutral included. It supports #14-1/0 AWG Cu/Al conductors, enabling straightforward field wiring and secure terminations in standard control panels.
Key specs include 100 A amperage, 240 V voltage, NEMA 4X stainless enclosure, UL Listed certification, Class H fuse, fusible with neutral, and a 10.25 in depth x 24 in height x 11.13 in width footprint with a 30 lb weight.
Yes. The enclosure uses 316 stainless steel and a NEMA 4X rating, providing corrosion resistance and weather sealing ideal for outdoor installations, washdown areas, and chemical processing environments.
The DH323NWK316 is UL Listed and NEC 230.62 barrier compliant, with a stainless 316 enclosure (NEMA 4X) designed for code-compliant installations in industrial facilities.
Warranty is Eaton’s policy 25-000, one year from installation or eighteen months from shipment, whichever occurs first. Regular inspections and preventive maintenance help sustain performance and minimize downtime.