Eaton DCG2105UXM DC Disconnect - NEMA 4X 1000VDC
Part Number: DCG2105UXM
Quick Summary
DCG2105UXM DC disconnect provides robust isolation for solar PV installations. Engineers often struggle with corrosion, space constraints, and mismatched ratings in outdoor enclosures. UL Listed with a NEMA 4X-rated 316 stainless steel enclosure delivers outdoor durability, while 400 A and 1000 VDC ratings support demanding PV applications. This solution combines rugged protection with easy installation, helping contractors meet safety standards and minimize downtime. By aligning with solar-specific requirements, it enables reliable, code-compliant operation and simplifies maintenance planning, delivering tangible business value for project owners and operators.
Product Information
Extended Description
DCG2105UXM Eaton: Eaton heavy duty DC disconnect,400A,NEMA 4X,Grade 316 stainless steel,Non-fusible,Grounded,2,DC photovoltaic systems,1000 Vdc
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG2105UXM
UPC
786685866048
Product Length/Depth
57.5 in
Product Height
12.38 in
Product Width
27.5 in
Product Weight
128 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
Type
DC disconnect/grounded system
Amperage Rating
400 A
Number of circuits
2
Ground
Grounded
Maximum voltage
1000 VDC
NEMA rating
NEMA 4X
Protection
Non-fusible
Application
Solar
System voltage
1000 VDC
Voltage rating
1000 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4X
Enclosure material
316 stainless steel
Fuse configuration
Non-fusible
Switch type
DC photovoltaic systems Heavy duty
Protection
Non-fusible
Feature: 400 A amperage rating and 2 circuits. Business impact: Supports high-current PV strings and fast, safe isolation for multi-string installations, reducing the risk of bottlenecks during maintenance. Application: Ideal for commercial and utility-scale solar array hubs where uptime and reliability are critical. Feature: NEMA 4X enclosure with 316 stainless steel. Business impact: Provides excellent corrosion resistance and outdoor durability, lowering enclosure replacement costs and enabling longer service life in harsh environments. Application: Outdoor rooftop and ground-mounted PV sites with exposure to weather and salt spray. Feature: Non-fusible, grounded system. Business impact: Simplifies protective strategies and reduces maintenance complexity while maintaining clear fault isolation. Application: Grid-tied and off-grid PV installations requiring dependable safety disconnection. Feature: Maximum voltage rating of 1000 VDC. Business impact: Enables use with high-efficiency PV strings and modern inverters, expanding design flexibility. Application: Solar PV systems with higher voltage configurations. Feature: UL Listed certification and explicit solar application focus. Business impact: Streamlines compliance processes, accelerates procurement, and supports safer, code-compliant installations. Application: Projects governed by electrical safety standards and PV industry best practices.
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FAQs
Plan for outdoor mounting in a NEMA 4X enclosure, ensure proper grounding conductors, and size conductors for up to 400 A. Verify compatibility with 1000 VDC system voltage, confirm access for maintenance, and observe clearances around the 2-circuit disconnect to maintain safe isolation during service.
The unit is rated for 400 A across 2 circuits with a maximum of 1000 VDC and is non-fusible. These specs influence PV string configuration, DC bus sizing, and inverter input compatibility, while the grounded design supports safe fault handling and simplified protection coordination.
Yes. The enclosure is NEMA 4X rated and fabricated from 316 stainless steel, providing excellent corrosion resistance and weatherproof protection suitable for outdoor rooftop environments, ensuring long-term performance with minimal maintenance.
DCG2105UXM carries UL Listed certification, indicating verified safety and compliance with recognized electrical standards. This helps streamline procurement, improve safety validation during audits, and supports reliable operation in PV installations.
The 316 stainless steel, 4X-rated enclosure offers superior corrosion resistance, reducing enclosure replacement needs. Non-fusible protection simplifies fuse management, and UL-listed construction supports predictable maintenance scheduling, contributing to lower downtime and improved long-term total cost of ownership.