Eaton DH266FDKW Heavy Duty Fusible Safety Switch - UL Listed

Part Number: DH266FDKW
Manufacturer
Eaton
Part number
DH266FDKW

Quick Summary

Eaton DH266FDKW heavy duty fusible safety switch provides reliable isolation for heavy commercial and industrial power circuits. When downtime and misisolation risk threaten safety, this unit delivers robust protection with clear visibility and straightforward operation. UL Listed, NEC 230.62 barrier compliant, and NEMA 12/3R enclosure support safe, code-compliant installation in demanding environments. Designed for industrial protection and circuit control, it offers durable, ready-to-install reliability that reduces maintenance cycles and supports compliance initiatives.

Product Information

Extended Description

DH266FDKW Eaton: Eaton Heavy duty single-throw fused safety switch, Enhanced visible blade, 600 A, NEMA 12/3R, Painted galvanized steel, Cartridge, Two-pole, Two-wire, 600 V, Max Hp: 50 at 250 Vdc, (1)#2-(1)600 kcmil and (1)#1/0-(1)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH266FDKW
UPC
786680181863
Product Length/Depth
64.5 in
Product Height
13 in
Product Width
25.5 in
Product Weight
157 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
Catalog Notes
Heavy Duty Safety Switch (HDSS). Window & Visible Blade
Enclosure
NEMA 12, NEMA 3R
Enclosure material
Painted galvanized steel
Fuse class provision
Cartridge
Fuse configuration
Fusible without neutral
Number Of Poles
Two-pole
Number of wires
2
Type
Heavy duty fusible safety switch
Amperage Rating
600A
HP rating - max
50 at 250 Vdc
NEMA rating
NEMA 12/3R
Voltage - max
600 V
Voltage rating
600 V
Application
Heavy commercial and industrial
Series
K
Feature: Heavy duty fusible safety switch design with cartridge fuse configuration. Benefit: Provides robust overcurrent protection with straightforward fuse replacement, reducing downtime and maintenance costs. Application: Suitable for heavy commercial and industrial power distribution where rapid isolation is essential. Feature: NEMA 12 and NEMA 3R enclosures with painted galvanized steel. Benefit: Weather and dust resistance for indoor and outdoor installations, extending service life in harsh environments. Application: Industrial facilities, manufacturing lines, and warehousing with variable conditions. Feature: Windowed HDSS (Heavy Duty Safety Switch) with visible blade. Benefit: Immediate confirmation of switch status, improving lockout/tagout accuracy and safety. Application: Routine shutdowns, start-ups, and maintenance procedures in critical lines. Feature: 600A amperage rating and 600V maximum voltage with two-pole, two-wire configuration. Benefit: High-capacity protection aligned with demanding motor loads and control systems, minimizing nuisance trips. Application: Large motors, conveyors, and distribution feeders in industrial plants. Feature: 50 HP at 250 Vdc maximum and cartridge fuse class. Benefit: Supports high-performance drives and DC loads with compatible fuse protection, reducing energy waste and risk. Application: DC bus sections and high-demand control circuits within industrial automation. Feature: UL Listed and NEC 230.62 barrier compliant. Benefit: Full regulatory alignment and safer installation with protective barriers, improving safety audits and compliance. Application: Regulatory-compliant installations across industrial facilities.

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FAQs

The DH266FDKW uses a NEMA 12 and NEMA 3R enclosure, designed for indoor and outdoor environments with protection against dust and moisture. The painted galvanized steel cabinet ensures durability in harsh industrial conditions, while the window and visible blade aid in quick status checks during lockout/tagout procedures.
It provides 600A amperage rating and a 600V maximum voltage, configured as a two-pole, two-wire unit with cartridge fuses. The device supports up to 50 HP at 250 Vdc, making it suitable for high-demand motors and control circuits in industrial settings.
Yes. The DH266FDKW is UL Listed and features NEC 230.62 compliant barrier construction, which helps ensure safe separation of energized parts. These certifications support safer installations and align with industry code requirements for commercial and industrial facilities.
The safety switch measures 64.5 inches in depth, 13 inches in height, and 25.5 inches in width, with a total weight of 157 pounds. These specifications influence mounting clearances, electrical room planning, and enclosure space calculations during installation.
The DH266FDKW carries Eaton’s warranty of one year from the date of installation or eighteen months from shipment, whichever occurs first. It is designed for heavy commercial and industrial applications with visible blade and cartridge fuse protection, facilitating compliance and straightforward maintenance in routine service and shutdown cycles.