Eaton DD361FWKW Fused Safety Switch - NEMA 4X 30A
Part Number: DD361FWKW
Quick Summary
Eaton double door single-throw fused safety switch isolates industrial electrical circuits in control panels. When downtime or harsh washdown environments threaten safety, you need rugged isolation that minimizes maintenance and prevents accidental energizing. This unit is UL Listed and features a NEMA 4X enclosure built from 304 stainless steel, delivering corrosion resistance in demanding environments. With a three-pole, three-wire design and Class H fuse capability, it supports up to 600 V and 7.5–20 hp service per phase, helping you meet safety codes while maximizing uptime. The combination of durability, watertight performance, and straightforward installation makes it a practical choice for OEMs and maintenance teams seeking reliability and compliance.
Product Information
Extended Description
DD361FWKW Eaton: Eaton Double door single-throw fused safety switch, 30 A, NEMA 4X, 304 stainless steel, Class H, Fusible without neutral, Three-pole, Three-wire, 600 V, Max Hp: 7.5, 10/ 15, 20 hp (1/3PH @480, 600 V), #14-#2
Product Name
Eaton double door single-throw fused safety switch
Catalog Number
DD361FWKW
UPC
786679177266
Product Length/Depth
37.49 in
Product Height
8.22 in
Product Width
12.33 in
Product Weight
37 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
#14-2 AWG
Amperage Rating
30A
Fuse class provision
Class H
HP rating - max
7.5, 10/ 15, 20 hp (1/3PH @480, 600 V)
NEMA rating
NEMA 4X
Voltage rating
600 V
Product Category
Watertight
Special features
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 - DD361FWKW
Feature: NEMA 4X stainless steel enclosure construction. Business Impact: Ensures corrosion resistance and washdown capability to reduce maintenance costs and extend service life in harsh environments. Application: Ideal for food processing, water treatment, and outdoor installations where exposure to moisture and chemicals is common. Feature: Fusible without neutral, three-pole design. Business Impact: Provides clean, simple fault isolation with reliable protection for motors and control circuits, lowering downtime. Application: Suitable for machinery drives and conveyors in OEM equipment. Feature: Class H fuse provision and 600 V rating. Business Impact: Delivers fast, predictable overcurrent protection while supporting up to 20 hp for three-phase loads, optimizing performance and safety. Application: Industrial panels and pump stations requiring robust protection. Feature: Window-enabled, heavy-duty double-door design. Business Impact: Enables quick fuse status checks without full door access, reducing maintenance time and improving safety. Application: Routine inspections on assembly lines and process equipment. Feature: UL Listed certification and 37 in length footprint. Business Impact: Simplifies compliance documentation and eases panel layout planning with a known, repeatable installation footprint. Application: OEM builds and retrofit projects seeking proven, standardized protection. Feature: Wire size #14-2 AWG and three-wire configuration. Business Impact: Facilitates straightforward wiring and termination, accelerating commissioning. Application: Control circuits and motor starters in compact control enclosures.
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FAQs
Installation involves mounting the three-pole, three-wire unit inside a compatible enclosure with a NEMA 4X rating, wiring #14-2 AWG conductors to the fusible block, and connecting to the 600 V supply. Ensure the fuse status window is visible, secure the door latches, and comply with UL Listed installation practices to maintain safety and performance.
The DD361FWKW provides a 30 A amperage rating, 600 V voltage rating, and Class H fuse provision. It supports motor horsepower ranges of 7.5, 10/15, and up to 20 hp for 1/3 phase at 480 or 600 V, making it suitable for a variety of industrial motor protection applications.
Yes. The enclosure is NEMA 4X rated and constructed from 304 stainless steel, delivering corrosion resistance and washdown capability. This makes it well suited for food processing, water treatment, and other environments where moisture exposure is a concern, while maintaining electrical safety and durability.
The unit measures 37.49 inches in length, 12.33 inches in width, and 8.22 inches in height, with an approximate weight of 37 pounds. Plan mounting to match these dimensions, ensure adequate space for door clearance and window visibility, and verify panel cutouts and mounting provisions align with the DD361FWKW footprint.
Eaton provides a warranty under policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. Documentation includes the specification sheet and catalog notes. For ongoing support, consult Eaton’s datasheets, the product page, and technical support resources to optimize installation, maintenance, and ROI.