Eaton DH321NRKA1208 Heavy Duty Fusible Switch - UL Listed
Part Number: DH321NRKA1208
Quick Summary
Eaton heavy duty fusible safety switch provides safe, code-compliant isolation for three-phase electrical systems. One common challenge is achieving fast, safe disconnects without compromising enclosure integrity when dust, moisture, or vibration are present. This device is UL Listed and designed for both indoor and outdoor installations, including control panels and motor disconnects in challenging environments. The design supports 30A, 240V circuits with Class H fuses, delivering robust electrical protection with straightforward installation, reducing downtime and service costs.
Product Information
Extended Description
DH321NRKA1208 Eaton: Eaton Heavy duty single-throw fused safety switch, 15A GFI receptacle, 208 V auxiliary circuit, 30 A, NEMA 3R, Painted galvanized steel, Class H, Fusible with neutral, Three-pole, Four-wire, 240 V, #14-#2 Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH321NRKA1208
UPC
782116418312
Product Length/Depth
10 in
Product Height
15.88 in
Product Width
8.13 in
Product Weight
20 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 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
#14-2 AWG Cu/Al
Amperage Rating
30A
NEMA rating
NEMA 3R
Voltage rating
240V
Product Category
Heavy Duty, Fusible with neutral
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DH321NRKA1208
Feature: Three-pole, four-wire configuration with Class H fuse provision and fusible-with-neutral design. Business Impact: Ensures robust overcurrent protection and proper neutral grounding, reducing fault propagation and improving system reliability. Application: Ideal for 30A, 240V three-phase motor circuits in industrial panels. Paragraph 2: Feature: UL Listed protection and a NEMA 3R, painted galvanized steel enclosure. Business Impact: Facilitates regulatory compliance and provides weather/dust resistance for harsh environments. Application: Outdoor installations or damp indoor spaces in manufacturing facilities. Paragraph 3: Feature: 4-wire wiring with #14-2 Cu/Al conductors and a compact footprint. Business Impact: Simplifies wiring, lowers installation time, and minimizes panel footprint while preserving conductor integrity. Application: Control cabinets and machine disconnect points. Paragraph 4: Feature: Optional auxiliary circuit capability including 208V and a 15A GFI receptacle. Business Impact: Expands control-system flexibility and safety features without separate enclosures. Application: Machines requiring auxiliary control power or local receptacles in aftermarket installations. Paragraph 5: Feature: Painted galvanized steel enclosure and NEC 230.62 barrier compliance. Business Impact: Enhances long-term durability and regulatory alignment, reducing maintenance cycles. Application: Environments with exposure to moisture, dust, or contact with live parts.
Get a Quick Quote for a Eaton DH321NRKA1208
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 DH321NRKA1208?
Enquire Now
FAQs
The DH321NRKA1208 is ideal for three-phase motor control and industrial panel isolation. With a three-pole, four-wire configuration and a 30A, 240V rating, it supports robust protection in control cabinets, conveyors, and processing equipment, ensuring safe disconnection and compliance with relevant electrical codes. Ergonomic enclosure design simplifies mounting and service access.
Key specs include a 30A amperage rating, 240V operation, three-pole four-wire configuration, Class H fuse provision, and a UL Listed certification. The enclosure is NEMA 3R rated and painted galvanized steel, providing ingress protection suitable for indoor and outdoor environments in industrial facilities.
Yes. The unit features a NEMA 3R enclosure and a painted galvanized steel housing, specifically designed for outdoor installations and damp indoor spaces. This configuration protects the interior from weather, dust, and moisture while maintaining safe, reliable isolation of circuits.
The product description notes optional 208V auxiliary circuit capabilities and a 15A GFI receptacle. These features enable flexible control-system configurations and convenient local power or safety-redundancy options without needing separate enclosures or additional wiring.
The switch carries Eaton's standard warranty policy (25-000), typically offering one year from installation or 18 months from shipment, whichever comes first. Regular inspections, tightness checks on connections, and replacement of fused elements per Class H specifications help ensure ongoing protection and reliability.