Eaton DH323NWKX Heavy Duty Fusible Safety Switch - NEMA 4X
Part Number: DH323NWKX
Quick Summary
Eaton DH323NWKX is a heavy duty fusible safety switch designed for harsh industrial environments. It addresses maintenance and durability challenges by delivering corrosion resistance, a rugged NEMA 4X EnviroLine stainless enclosure, and reliable three‑pole four‑wire operation. UL Listed and NEC 230.62 barrier compliant, this unit also features Class H fuses for fast, selective protection while enabling safe disconnection in diverse duty cycles. With a 100 A rating and 240 V operation, it fits motor control centers, conveyors, and process lines, helping minimize downtime and lifecycle costs while meeting stringent safety standards.
Product Information
Extended Description
DH323NWKX Eaton: Eaton Heavy duty single-throw fused safety switch, Corrosion resistant, 100 A, NEMA 4X, EnviroLine stainless, 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
DH323NWKX
UPC
782114224106
Product Length/Depth
10.22 in
Product Height
24.95 in
Product Width
10.76 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
EnviroLine stainless
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, Harsh Environment - EnviroLine
Feature: EnviroLine stainless enclosure provides superior corrosion resistance in washdown and chemical environments → Business Impact: reduces maintenance frequency and replacement costs, extends service life → Application: packaging, material handling, and process lines operating in harsh locales. Feature: Three‑pole, four‑wire configuration with neutral supports safe, reliable 240 V three‑phase protection and plug‑in wiring compatibility → Business Impact: simplifies installation and reduces wiring errors, accelerating commissioning times → Application: panel upgrades and new line installations using standard Cu/Al conductors (#14‑#1/0 AWG). Feature: Class H fuse provision delivers high‑speed protection with selective coordination → Business Impact: minimizes arc flash energy and protects downstream equipment → Application: motor control centers and critical drives up to 7.5–30 HP. Feature: UL Listed and NEC barrier compliant with NEMA 4X EnviroLine stainless enclosure → Business Impact: regulatory peace of mind and durable protection in wet, dusty environments → Application: harsh production floors and outdoor installations. Feature: 100 A, 240 V rating with clear electrical specification and documented warranty → Business Impact: predictable performance and reliable vendor support, improving total cost of ownership → Application: industrial automation panels and control cabinets where uptime matters.
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FAQs
DH323NWKX uses a three‑pole, four‑wire configuration with a neutral and accepts Cu/Al wiring in the range of #14 to #1/0. It is designed for 240 V operation and fits typical industrial panels, enabling straightforward substitution in existing systems without major rewiring.
This switch provides a 100 A amperage rating and HP protection up to 7.5, 15/15, or 30/20 hp for 1 or 3 phase configurations. The Class H fuse provision supports fast, selective protection, helping prevent motor damage and reducing downtime due to faults.
Yes. It uses an EnviroLine stainless enclosure with a NEMA 4X rating, providing corrosion and washdown resistance. It carries UL Listed certification and NEC 230.62 barrier compliance, aligning with industry safety and installation standards.
Ideal for packaging, material handling, conveyors, and process lines where rugged environmental exposure, reliable protection, and regulatory compliance are critical. Its corrosion resistance, wiring flexibility, and high‑integrity protection support durable, safe operation in continuous‑duty applications.
Eaton provides a one‑year warranty from installation or 18 months from shipment. The EnviroLine stainless enclosure and UL‑listed protections reduce maintenance needs and downtime, contributing to lower total cost of ownership over the equipment’s life cycle.