Eaton DH326FPK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH326FPK
Quick Summary
Eaton DH326FPK heavy duty fusible safety switch provides reliable circuit protection for industrial equipment. Engineers often confront downtime from fault events; this switch delivers fast fault isolation and rugged durability to keep lines productive. UL Listed, a NEMA 4 enclosure, and Class H fuse provisions ensure safety, compliance, and long service life. Designed for service entrances and industrial control panels, it supports NEC compliance and scalable protection for large motors. In addition, its durable painted steel housing minimizes maintenance costs and project risk in harsh facilities.
Product Information
Extended Description
DH326FPK Eaton: Eaton Enhanced visible blade single-throw safety switch, 600 A, NEMA 4, Painted steel, Class H, Three-pole, Three-wire, 240 V, Max Hp: 75, 200 hp (3PH @Std, TD)), (1)#2-(1)600 kcmil and (1)#1/0-(1)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH326FPK
UPC
782114357279
Product Length/Depth
12.75 in
Product Height
63 in
Product Width
23 in
Product Weight
160 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
Suitable for service entrance use with a neutral or ground lug kit installed
Enclosure
NEMA 4
Enclosure material
Painted steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Three-pole
Number of wires
3
Type
Heavy duty fusible safety switch
Amperage Rating
600A
HP rating - max
75, 200 hp (3PH @Std, TD))
NEMA rating
NEMA 4
Voltage rating
240V
Product Category
Heavy Duty, Fusible without neutral
Feature: 600 A rating with flexible termination options (Cu/Al up to 750 kcmil). Business Impact: Supports high‑current motor loads and scalable feeder wiring, reducing the number of devices and labor during installation. Application: Service entrances and heavy-duty industrial distribution with large feeders. Feature: NEMA 4, painted steel enclosure. Business Impact: Weather-tight, dust-tight protection that lowers maintenance and downtime. Application: Outdoor installations and harsh indoor environments. Feature: Three-pole, three-wire design with fusible without neutral. Business Impact: Safe, reliable isolation with simplified wiring and reduced neutral handling errors. Application: Industrial distribution panels and motor control centers. Feature: Class H fuse provision and UL Listed certification. Business Impact: Meets safety standards while providing optimized protective coordination for high-current circuits. Application: NEC/UL-compliant facilities and mission-critical equipment. Feature: Service entrant compatibility with lug kit option. Business Impact: Easy integration into service entrances, reducing retrofit effort. Application: New installations and service upgrades. Feature: Dimensions and weight. Business Impact: Clear footprint for planning and installation logistics. Application: Plant layouts and space-constrained installations. Feature: Warranty and support. Business Impact: Confidence in long-term availability and service with documented policies. Application: Project planning and ongoing maintenance.
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FAQs
The DH326FPK is designed for service entrances and industrial control panels, delivering 600 A at 240 V with a three-pole, fusible configuration. It supports large feeder wiring and is suitable where robust protection and fast fault isolation are required, such as motor control centers and distribution panels in harsh environments.
DH326FPK provides a 600 A amperage rating, 240 V voltage rating, and a three-pole, three-wire configuration. It uses fusible without neutral and incorporates Class H fuse provisions, with UL Listed certification for safety and compliance in industrial installations.
Install per NEC guidelines with attention to enclosure rating and conductor sizing. The unit features a NEMA 4 enclosure with compatible lug kit options for service entrance use, and termination ranges that accommodate Cu/Al conductors up to large sizes. Ensure proper mounting, clearances, and neutral/ground lug provisions if required by your configuration.
Yes, the DH326FPK is UL Listed. It features a NEMA 4 enclosure suitable for wet and dusty environments and includes Class H fuse provisions for high-current protection, aligning with typical NEC/UL compliance requirements for industrial equipment.
The Eaton heavy-duty fusible safety switch carries Eaton’s warranty terms: one year from installation or eighteen months from shipment, whichever occurs first. For maintenance, rely on the UL-listed, rugged construction and corrosion-resistant enclosure to minimize routine service, while planning periodic inspection of fuses and interlocks to ensure continued protection.