Eaton DT225URK-NPS Safety Switch - UL Listed, NEMA 3R
Part Number: DT225URK-NPS
Quick Summary
Eaton general duty double-throw safety switch provides reliable control for industrial power distribution in service entrance applications. Too often, engineers wrestle with undersized enclosures, exposure to weather, and certification gaps that slow maintenance and drive downtime. This unit is UL Listed and NEMA 3R rated for rainproof outdoor use, and it’s designed for service entrance protection, making compliance straightforward and procurement simpler. The rugged galvanized steel enclosure and built-in neutral support reduce wiring errors and field rework, while compatibility with standard Eaton accessories accelerates installation and future upgrades.
Product Information
Extended Description
DT225URK-NPS Eaton: Eaton general duty double-throw safety switch, 400 A, Compact design, Includes neutral, NEMA 3R, Painted galvanized steel, Rainproof, Non-fusible, Two-pole, Three-wire, 240 Vac - 250Vdc
Product Name
Eaton general duty double-throw safety switch
Catalog Number
DT225URK-NPS
UPC
782114229279
Product Length/Depth
12.5 in
Product Height
53.81 in
Product Width
23.13 in
Product Weight
140 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
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Specification Sheet - DT225URK-NPS
Feature: 400 A rating with a two-pole, three-wire, non-fusible design. Business Impact: Handles high-load applications with predictable fault isolation, reducing switchgear substitutes and maintenance frequency. Application: Ideal for service entrance feeders and industrial distribution panels where reliability matters. Feature: NEMA 3R rainproof galvanized steel enclosure. Business Impact: Enables outdoor installation with weather resilience, extending service life and decreasing enclosure replacements. Application: Outdoor switchgear rooms, exterior service entrances, and rugged plant environments. Feature: Includes neutral and simplified wiring (two-pole, three-wire). Business Impact: Minimizes wiring errors and termination steps, speeding commissioning and reducing commissioning costs. Application: Control circuits and power distribution where a neutral is required. Feature: UL Listed with service entrance suitability. Business Impact: Streamlines regulatory compliance, procurement, and warranty support, lowering total cost of ownership. Application: Facilities subject to compliance audits and safety inspections. Feature: Voltage range from 240 VAC to 250 VDC. Business Impact: Supports mixed-voltage applications and DC control circuits without additional hardware. Application: Industrial systems with both AC power feeds and DC control logic. Feature: Clear physical dimensions and substantial weight (53.81 in height, 23.13 in width, 12.5 in depth, 140 lb). Business Impact: Facilitates correct site planning and mounting, reducing installation surprises. Application: Suitable for dedicated mounting spaces and retrofit projects. Feature: Included warranty and service terms. Business Impact: Risk mitigation with defined coverage, improving lifecycle planning. Application: Long-term asset management and maintenance planning.
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FAQs
The DT225URK-NPS is UL Listed and features a NEMA 3R rainproof enclosure with a built-in neutral, making it well suited for outdoor service entrances. Its two-pole, three-wire, non-fusible configuration simplifies wiring and ensures compatibility with standard upstream feeders and switchgear. Mounting and space considerations align with typical outdoor installations, reducing the need for custom enclosures.
Key specifications include a 400 A current rating, operates on 240 VAC to 250 VDC, is a two-pole, three-wire, non-fusible switch, and carries UL Listed certification. The enclosure is NEMA 3R rated for rain exposure, and the unit includes a neutral conductor for streamlined wiring in service entrance applications.
Yes. The DT225URK-NPS is designed for outdoor service entrances with its NEMA 3R rainproof galvanized steel enclosure, UL Listed status, and included neutral. These features provide reliable protection against weather and electrical faults, enabling installation in exposed locations without compromising safety or compliance.
The DT225URK-NPS is UL Listed and includes a NEMA 3R-rated enclosure for rainproof outdoor use. These certifications support compliance with common electrical safety standards in industrial facilities and service entrance deployments, simplifying procurement and reducing the need for additional conformity testing.
Eaton provides a warranty per policy 25-000: one year from the date of installation or eighteen months from shipment, whichever occurs first. This warranty supports maintenance planning and helps manage lifecycle costs for critical protection equipment in industrial settings.