Eaton DD324FWKW Fused Safety Switch - UL Listed

Part Number: DD324FWKW
Manufacturer
Eaton
Part number
DD324FWKW

Quick Summary

Eaton DD324FWKW is a fused safety switch designed for reliable isolation in heavy industrial control systems. Facilities often grapple with prolonged downtime caused by failed isolation devices or corrosion in exposed enclosures. UL Listed certification with a NEMA 4X stainless steel enclosure and Class H fuse compatibility delivers compliant, durable protection. The 200 A, 240 V, three-pole design supports up to 50–150 hp in three-phase applications, reducing wiring complexity. From a procurement perspective, the unit's 304 stainless enclosure, window feature, and watertight rating offer long-term cost savings through easier maintenance and compliance. This makes it well suited for harsh environments, outdoor installations, and packaged motor control centers.

Product Information

Extended Description

DD324FWKW Eaton: Eaton Double door single-throw fused safety switch, 200 A, NEMA 4X, Fusible without neutral, Three-pole, Three-wire, 240 V, Max Hp: 50, 50/ 125, 150 hp (1/3PH @480, 600 V), #6-300 kcmil
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD324FWKW
UPC
786679173473
Product Length/Depth
49.9 in
Product Height
11.62 in
Product Width
17.18 in
Product Weight
85 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
Catalog Notes
Double Door Isolation Switch
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty double door safety switch
Wire size
#6 AWG-300 kcmil
Amperage Rating
200A
Fuse class provision
Class H
HP rating - max
50, 50/ 125, 150 hp (1/3PH @480, 600 V)
Voltage rating
240V
Product Category
Watertight
Special features
w/ window
Feature: Three-pole, fusible without neutral design supports reliable three-phase isolation. Business Impact: Simplifies wiring, reduces neutral handling errors, and provides clear fault isolation for fast maintenance. Application: Ideal for 200 A feeders feeding large motors on assembly lines and machine tools in manufacturing environments. Feature: NEMA 4X enclosure with 304 stainless steel construction resists corrosion and wash-down exposure. Business Impact: Extends service life in harsh environments, lowers maintenance costs, and preserves enclosure integrity during frequent cleaning. Application: Suitable for food processing facilities, chemical plants, outdoors, and wet environments. Feature: Windowed access for fuse visibility. Business Impact: Enables quick status checks, reduces unplanned downtime, and supports safer maintenance practices. Application: Critical on continuous-process lines and outdoor installations. Feature: Wide wire size range (#6 AWG - 300 kcmil) with 240 V operation and HP ratings up to 50/125/150 hp. Business Impact: Supports large motor feeds with minimal conduit changes, improving installation efficiency and compliance with code requirements. Application: Motor control centers, conveyors, pumps, and hoists. Feature: UL Listed, Class H fuse, 200 A rating, 240 V, and watertight protection. Business Impact: Ensures regulatory compliance, safer operation, and reduced downtime risk. Application: Industrial plants requiring durable isolation switches with long service life.

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FAQs

The DD324FWKW is a three-pole, three-wire configuration designed for 240 V three-phase systems with fusible links and no neutral. It accepts wire sizes from #6 AWG up to 300 kcmil, enabling large motor feeds while maintaining a compact, safe disconnect. This simplifies installation and minimizes neutral handling errors in motor control centers.
This switch provides a 200 A amperage rating with a 240 V supply. It supports motor horsepower up to 50, 50/125, and 150 hp for a three-phase configuration at 480 V to 600 V, ensuring compatibility with a wide range of industrial motors. Class H fuses are recommended for protecting these loads.
Yes. The unit features a NEMA 4X enclosure and 304 stainless steel construction, delivering superior corrosion resistance and watertight protection. This makes it well suited for outdoor installations, wash-down areas, and chemical plants where environmental exposure is a concern.
The DD324FWKW is UL Listed, with a watertight NEMA 4X enclosure and corrosion-resistant 304 stainless steel. It complies with safety and installation standards for industrial control equipment. A window to view fuse status further supports safe operation and maintenance.
Warranty coverage follows Eaton's policy 25-000, typically one year from installation or eighteen months from shipment, whichever occurs first. For ongoing support, consult Eaton specification docs and the latest product datasheets to plan fuse replacements, inspection intervals, and routine maintenance to maximize uptime.