Eaton DD327NWKW-00V1 Fused Safety Switch - UL Listed
Part Number: DD327NWKW-00V1
Quick Summary
Eaton double door fused safety switch provides reliable isolation for industrial control panels and equipment. Maintenance teams often struggle with clear fuse status, safe lockout, and timely fault isolation in harsh environments. This unit features UL Listed certification and a rugged NEMA 4X stainless steel enclosure, delivering durable protection in demanding facilities. With 800 A at 240 V and a 500 HP capacity, its line-side voltage indicator with window simplifies startup checks, while the three-pole four-wire configuration supports clean wiring and easy integration into existing panels. The result is safer operation, faster maintenance, and reduced downtime for critical manufacturing processes.
Product Information
Extended Description
DD327NWKW-00V1 Eaton: Eaton Double door single-throw fused safety switch, Voltage indicator line side, 800 A, NEMA 4X, 304 stainless steel, Class L, Fusible with neutral, Three-pole, Four-wire, 240 V, Max Hp: 500, 500 hp (3PH @480/600 V), (4)#1/0-(4)750 kcmil
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD327NWKW-00V1
UPC
786679173084
Product Length/Depth
86.73 in
Product Height
22.16 in
Product Width
26.57 in
Product Weight
300 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 Side Voltage Indicator
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
Amperage Rating
800A
Fuse class provision
Class L
HP rating - max
500, 500 hp (3PH @480/600 V)
Voltage rating
240V
Product Category
Watertight
Special features
V indicator line side, w/ window
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Flex Center Customized Double Door Switch with Voltage Indicator and Safe-Test Point
Eaton Specification Sheet - DD327NWKW-00V1
Feature: Heavy-duty double door fused safety switch with line-side voltage indicator. Business Impact: Enables rapid, at-a-glance status verification to minimize misoperation during start-up and lockout. Application: Motor control centers and large equipment isolations in harsh environments. Feature: NEMA 4X enclosure in 304 stainless steel. Business Impact: Superior corrosion resistance and washdown compatibility reduce maintenance costs and extend service life. Application: Food & beverage, chemical processing, and outdoor installations. Feature: Fusible with neutral and Class L fuse provision. Business Impact: Safe fault isolation with proper arc suppression and reliable protection for high-energy circuits. Application: Heavy machinery and large-motor feeds where selective protection is critical. Feature: 800 A amperage rating at 240 V with 500 HP capability. Business Impact: Supports large motors and high-load applications, enabling one switch to cover multiple drive requirements. Application: Industrial plants and processing lines with demanding load profiles. Feature: Three-pole, four-wire configuration. Business Impact: Clear, straightforward wiring and grounding paths reduce installation errors and spare-parts complexity. Application: Standardized panel retrofits and legacy systems. Feature: Warranty and compliance context. Business Impact: 25-000 policy plus UL Listed assurance provides predictable maintenance budgeting and regulatory alignment. Application: Procurement and long-term service planning for capital projects.
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FAQs
Designed for industrial control panels and motor control centers, the 304 stainless steel NEMA 4X enclosure withstands washdown, corrosion, and outdoor exposure, while the 800 A at 240 V rating supports large motor loads.
It is rated for 800 A, 240 V, three-pole, four-wire operation with a fusible configuration and neutral, supporting up to 500 HP for motors at 480/600 V.
The windowed voltage indicator allows quick, at-a-glance verification of line-side conditions, reducing misoperation during startup and lockout procedures.
Yes. With a three-pole, four-wire design and compatibility with standard panel layouts, it fits typical motor control installations. Dimensions are 86.73 in L × 26.57 in W × 22.16 in H, with an approximate 300 lb weight.
The unit carries Eaton’s 25-000 warranty (one year from installation or 18 months from shipment) and UL Listed certification, with a NEMA 4X enclosure and 304 stainless steel construction for durable compliance.