Eaton DD324NWKW-00V3 Fused Safety Switch - UL Listed
Part Number: DD324NWKW-00V3
Quick Summary
Eaton DD324NWKW-00V3 fused safety switch provides reliable overload protection for motor control panels used in demanding industrial environments. When upgrading older equipment, maintenance teams often face limited access, unclear status signals, and inconsistent safety interlocks that slow startups. This unit ships UL Listed and offers a NEMA 4X, 304 stainless steel enclosure, with voltage indicators on both line and load sides for quick verification. With a 200 A rating, 240 V operation, and horsepower support up to 150 hp in 1/3-phase configurations, it delivers robust protection without compromising accessibility. The combination of rugged construction and clear indicators supports compliance and faster commissioning, making it a practical choice for industrial facilities seeking reliability, safety, and cost efficiency.
Product Information
Extended Description
DD324NWKW-00V3 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line and load side, 200 A, NEMA 4X, Fusible with neutral, Three-pole, Four-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
DD324NWKW-00V3
UPC
786679173633
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 w/ Line&Load Voltage Indicators
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Fusible with neutral
Number Of Poles
Three-pole
Number of wires
4
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
V indicator line and load side, w/ window
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Eaton Specification Sheet - DD324NWKW-00V3
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Voltage indicators on the line and load sides with a viewing window. Business Impact: Enables rapid confirmation of energized conditions, reducing lockout-tagout time and improving operator safety. Application: Ideal for panel upgrades and routine maintenance in manufacturing lines where fast status checks are critical. Feature: NEMA 4X enclosure made from 304 stainless steel. Business Impact: Delivers corrosion resistance and washdown capability, lowering downtime in harsh or wet environments. Application: Food & beverage, chemical processing, and outdoor installations where reliability matters. Feature: Three-pole, four-wire design with fusible switch and neutral. Business Impact: Provides balanced three-phase protection with a dedicated neutral path, supporting precise motor control and safe shutdown. Application: Large conveyors, pumps, and fans requiring robust overload protection. Feature: 200 A amperage rating with HP ratings up to 50, 50/125, 150 hp (1/3PH at 480–600 V). Business Impact: Supports high-horsepower motors while maintaining coordinated protection and simpler spare-part planning. Application: Heavy-duty motor feeders and manufacturing equipment. Feature: Wire capability up to #6 AWG–300 kcmil. Business Impact: Enables flexible field wiring for large feeders, reducing installation time and wiring complexity. Application: Plant-wide motor circuits and feeders in retrofit projects. Feature: 49.9 in depth, 17.18 in width, 11.62 in height with an 85 lb weight. Business Impact: Clear physical footprint assists in space planning, easier transport, and mounting accuracy. Application: Retrofit projects and new installations in constrained equipment rooms. Feature: UL Listed certification with a rugged, safety-first design. Business Impact: Supports regulatory compliance, audits, and safer commissioning. Application: Industrial facilities requiring verified safety standards and reliable performance.
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FAQs
The DD324NWKW-00V3 is designed for standard panel mounting with a compact 49.9 in depth, 17.18 in width, and 11.62 in height footprint. Ensure sufficient clearance for operator access and for line/load voltage indicator visibility. Wire up to #6 AWG-300 kcmil across three poles with a neutral conductor, and maintain proper enclosure sealing for NEMA 4X conditions.
This unit provides a 200 A amperage rating and 240 V operating voltage, with a three-pole, four-wire configuration. It uses Class H fuses and supports up to 50, 50/125, and 150 hp (1/3PH at 480–600 V). These specs enable coordinated protection for medium to large industrial motors while allowing straightforward integration into existing motor control circuits.
Best-suited for heavy-duty motor feeders, conveyors, pumps, and fans in manufacturing, process, and packaging environments. The NEMA 4X enclosure ensures durability in washdown and outdoor locations, while the voltage indicators simplify commissioning and maintenance. It is ideal for retrofits and new builds requiring robust protection and clear visibility of electrical status.
The DD324NWKW-00V3 carries UL Listed certification and comes in a NEMA 4X rated enclosure with a 304 stainless steel body. These features support regulatory compliance, safer field servicing, and reliable operation in challenging environments such as chemical plants, food processing, and outdoor installations.
Expect reduced downtime due to reliable protective switching, easy visual status checks from line/load indicators, and durable stainless-steel construction that resists corrosion. The unit’s robust horsepower ratings and high-current capability minimize spare parts needs. Overall, it contributes to longer service life, simpler maintenance planning, and improved uptime in critical production lines.