Eaton DH465FWK Heavy Duty Fusible Safety Switch - UL Listed
Part Number: DH465FWK
Quick Summary
Eaton DH465FWK heavy duty fusible safety switch is designed for safe power isolation in demanding industrial control panels and switchgear. This solution addresses the persistent challenge of reliably protecting motors and feeders in harsh environments. With UL Listed certification, a NEMA 4X stainless enclosure, and Class H fuse provisions, it combines robust protection with long-term durability. The 400 A rating and 600 V maximum enable versatile integration across MCCs and process lines, while the four-pole, four-wire configuration supports clean, fault-tolerant circuitry. This translates into improved equipment uptime and safer maintenance, with installation and serviceability optimized for industrial facilities.
Product Information
Extended Description
DH465FWK Eaton: Eaton Heavy duty single-throw fused safety switch, 400 A, N4X, Four-wire, 600 V, Max Hp: 125 at 240 Vac TD 3 Ph, 250 hp at 480 Vac TD 3 Ph, 350 hp at 600 Vac TD 3 Ph, 50 at 250 Vdc, 600 V, (2)#1/0-(2)300 kcmil; or (1)#1/0-(1)750 kcmil Cu/Al
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
DH465FWK
UPC
786685234991
Product Length/Depth
57 in
Product Height
11 in
Product Width
27 in
Product Weight
150 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
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse class provision
Class H
Fuse configuration
Fusible without neutral
Number Of Poles
Four-pole
Number of wires
4
Type
Heavy duty fusible safety switch
Amperage Rating
400A
HP rating - max
125 at 240 Vac TD 3 Ph, 250 hp at 480 Vac TD 3 Ph, 350 hp at 600 Vac TD 3 Ph, 50 at 250 Vdc
NEMA rating
NEMA 4X (Stainless)
Voltage - max
600 V
Voltage rating
600 V
Product Category
Heavy Duty, Fusible without neutral
Feature — Four-pole, four-wire enclosure provides complete circuit isolation while simplifying wiring. Business impact — reduces cross-circuit faults and speeds maintenance, improving uptime for motor control centers and switchgear. Application — ideal for motor control centers, process lines, and pump stations in manufacturing and water/wastewater facilities. Feature — NEMA 4X, 304 stainless steel enclosure delivers washdown resistance and corrosion protection. Business impact — extends service life in harsh environments, lowers replacement costs, and supports compliant installation in food-grade or pharmaceutical settings. Application — suitable for washdown areas, chemical plants, and outdoor installations where exposure to moisture and chemicals is common. Feature — Class H fuse provision with fusible without neutral configuration. Business impact — enhances protection coordination and simplifies panel wiring, reducing downtime during fuse changes. Application — motor feeders and power distribution in high-hp drives and general-purpose switchgear up to 600 V. Feature — 400 A amperage and 600 V maximum rating with high horsepower capability (125 hp at 240 V, 250 hp at 480 V, 350 hp at 600 V, plus DC ratings). Business impact — supports large motor loads with scalable protection, improving process reliability. Application — manufacturing lines, pumps, compressors in medium- to high-power installations. Feature — cabinet footprint and weight (57 in L × 27 in W × 11 in H; 150 lb) plus UL Listed status. Business impact — predictable space planning, easier retrofits, and verified safety compliance. Application — retrofit projects and new builds in diverse industrial facilities.
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FAQs
The DH465FWK is designed for motor control centers, switchgear, and process lines in harsh industrial environments. Its NEMA 4X stainless enclosure provides washdown and corrosion resistance, making it a robust choice for facilities like chemical plants, water treatment, and manufacturing plants where reliability and ease of maintenance are critical.
Key specs include a 400 A amperage rating, 600 V maximum voltage, four-pole, four-wire configuration, and Class H fuse provision with fusible without neutral. It supports high-horsepower motor protection and is UL Listed, aligning with standard industrial protection and control system requirements.
Yes, the DH465FWK is UL Listed. It features a NEMA 4X (stainless) enclosure with 304 stainless steel construction and meets industrial protection standards. This combination supports regulatory compliance, safer maintenance procedures, and suitability for washdown environments common in many process industries.
The cabinet is designed for substantial conductor interfaces, supporting configurations such as two sets of #1/0 to 300 kcmil conductors or one set of larger Al/Cu conductors (e.g., up to 750 kcmil). This flexibility facilitates motor feeders and power distribution in various installation scenarios.
The product carries a one-year warranty from the date of installation or eighteen months from shipment, whichever occurs first. Eaton provides product support through approved channels, and the unit’s rugged construction minimizes maintenance frequency in demanding environments, contributing to lower lifecycle costs.