Eaton DCU1154FWM-000W DC disconnect - UL Listed 1500 VDC
Part Number: DCU1154FWM-000W
Quick Summary
The Eaton DCU1154FWM-000W is a heavy-duty DC disconnect designed to safely isolate a 1500 VDC, 200 A circuit in industrial power systems. In demanding facilities, downtime and arc-flash risk erode productivity and safety; this unit's robust fusible protection and straightforward maintenance reduce both. It carries UL Listed safety certification and is housed in a NEMA 4X enclosure built from 304 stainless steel, offering corrosion resistance in washdown or outdoor environments. The DC unground design and single-circuit configuration simplify integration with modern DC distribution and renewable energy systems, while the upper window enables quick visual verification. Overall, it delivers reliable isolation with long-term durability, supporting industrial automation, energy storage, and data center applications.
Product Information
Extended Description
DCU1154FWM-000W Eaton: Eaton, 1500 VDC 1 Ckt, 200A, Fusible, N4X SS..,,
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU1154FWM-000W
UPC
786689791766
Product Length/Depth
7.27 in
Product Height
35.38 in
Product Width
16.95 in
Product Weight
59.3 lb
Certifications
UL Listed
Type
DC unground
Amperage Rating
200 A
Number of circuits
1
Protection
Fusible
Voltage rating
1500 VDC
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Window
Upper
Protection
Fusible
Energy transition switches brochure - 1500 Vdc
Double Up on Safety
Double Up on Safety
Eaton switches fused string multi-input application
Eaton switches fused string multi-input application
Feature: 1500 VDC, 200 A, single circuit fusible design. Business Impact: Safe, reliable isolation for high-voltage DC buses, minimizing fault propagation and equipment damage. Application: Renewable energy inverters, battery storage systems, and industrial DC distribution. Feature: Fusible protection. Business Impact: Selective fault isolation reduces downtime and arc-flash exposure, lowering maintenance costs and enhancing safety compliance. Application: Critical power paths in manufacturing lines and data centers. Feature: NEMA 4X enclosure in 304 stainless steel. Business Impact: Superior corrosion resistance and washdown durability extend service life in harsh environments, reducing replacement cycles and total cost of ownership. Application: Outdoor installations, food and beverage, chemical plants, and outdoor substations. Feature: UL Listed certification. Business Impact: Streamlined procurement, regulatory compliance, and safer third-party approvals, accelerating project timelines. Application: Regulated industries requiring formal safety validation. Feature: Upper window for visual verification. Business Impact: Quick status checks during maintenance without opening the enclosure, improving maintenance efficiency. Application: Scheduled inspections and battery energy storage systems. Feature: DC unground configuration with 1 circuit. Business Impact: Simplified wiring and reduced wiring complexity in DC distribution schemes, facilitating faster engineering and installation. Application: Single-string DC microgrids and industrial DC buses. Industry context: The DCU1154FWM-000W aligns with fused-string multi-input concepts for scalable DC architectures, as highlighted in Eaton’s application notes and infographics for multi-input configurations.
Get a Quick Quote for a Eaton DCU1154FWM-000W
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton DCU1154FWM-000W?
Enquire Now
FAQs
The DCU1154FWM-000W is designed for 1500 VDC systems up to 200 A, single-circuit use, with a NEMA 4X stainless steel enclosure. It supports DC unground configurations and upper-window visibility, making it suitable for outdoor, washdown, and indoor industrial environments. It pairs with standard fusible protection and common DC bus architectures for straightforward integration.
Key specs include one circuit, 200 A amperage rating, 1500 VDC voltage rating, fusible protection, and a NEMA 4X enclosure made from 304 stainless steel. The unit weighs about 59.3 lb and features UL Listed safety certification, with a 7.27 in depth, 16.95 in width, and 35.38 in height form factor suitable for compact yet robust installations.
Yes. Eaton provides documentation and application notes illustrating fused string multi-input configurations. The DCU1154FWM-000W’s fusible protection and single 200 A circuit design support integration into fused-string architectures commonly found in renewable energy or large DC bus systems, enabling scalable, safe isolation of multiple DC strings when used in appropriate topologies.
This device is UL Listed and features a NEMA 4X enclosure with 304 stainless steel construction. It is designed for 1500 VDC operation, 200 A, single-circuit use, and has a DC unground configuration. These certifications and ratings satisfy common safety and environmental requirements for industrial and energy storage applications.
The fusible protection and corrosion-resistant 304 stainless steel enclosure reduce maintenance frequency and replacement costs in harsh environments. UL listing simplifies procurement and regulatory compliance, while the robust enclosure minimizes downtime due to weathering. Over the system lifecycle, this translates to lower total cost of ownership and improved uptime for critical DC power paths.