Eaton DCG2065UWM DC Disconnect - NEMA 4X Heavy Duty
Part Number: DCG2065UWM
Quick Summary
The DCG2065UWM is an Eaton heavy-duty DC disconnect designed for solar PV isolation. It provides rugged, code-compliant isolation in outdoor DC systems, helping reduce maintenance risk and simplify wiring during installation. This unit leverages a 304 stainless steel enclosure and a grounded, isolated return configuration to address corrosion resistance, space constraints, and safety in demanding environments. UL Listed certification and a NEMA 4X enclosure ensure weatherproof performance, while the two-pole design and 600 VDC rating support reliable operation in solar applications. For project teams, this translates to faster installation, extended service life, and stronger assurance of safety and compliance in PV deployments.
Product Information
Extended Description
DCG2065UWM Eaton: Eaton heavy-duty DC disconnect,400A,Grade 304 stainless steel,Non-fusible,Grounded,In/Out(LC):(1) 750 MCM-1/0 and (1) 600 MCM-#2,In/Out(SR):(2) 750 MCM-1/0,600 Vdc,NEMA 4X,2,Isolated return,Two-pole,DC photovoltaic applications,Single-throw
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG2065UWM
UPC
786685865614
Product Length/Depth
12.42 in
Product Height
57.47 in
Product Width
24.12 in
Product Weight
118 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
600 VDC
NEMA rating
NEMA 4X
Protection
Non-fusible
Application
Solar
Main lug wire size
In/Out(LC): (1) 750 kcmil-1/0 and (1) 600 kcmil-#2, In/Out(SR): (2) 750 kcmil-1/0
Number of poles
Two-pole
System voltage
600 VDC per pole
Voltage rating
600 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Non-fusible
Isolation
Isolated return
Switch type
Single-throw Heavy duty safety DC photovoltaic systems
Protection
Non-fusible
Feature: Heavy-duty 400 A, two-pole DC disconnect. Business Impact: Enables safe, high-current isolation for large solar arrays without frequent maintenance or overheating concerns. Application: Solar PV systems in industrial plants or utility-scale installations, where reliability and current handling are critical. Feature: Non-fusible protection with isolated return. Business Impact: Reduces fault propagation risk and simplifies fault analysis, improving uptime and operator safety. Application: DC photovoltaic applications requiring clear, non-fusible isolation points. Feature: NEMA 4X enclosure in 304 stainless steel. Business Impact: Delivers weatherproof, corrosion-resistant protection for outdoor or harsh indoor environments, lowering enclosure-related failures. Application: Outdoor PV array disconnects exposed to elements. Feature: Grounded system with defined In/Out configurations. Business Impact: Provides predictable wiring schemes and reduces commissioning time, supporting code-compliant installations. Application: Solar DC circuits with precise lug sizing and wiring paths. Feature: UL Listed and certified for 600 VDC operation. Business Impact: Supports regulatory compliance and reduces third-party qualification time, speeding project approvals. Application: Safety-critical DC isolation in industrial solar projects. Feature: Serviceable, two-pole design with clear labeling and accessibility. Business Impact: Facilitates quick maintenance, testing, and replacement, lowering total cost of ownership. Application: Regular maintenance cycles and field service for PV systems.
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FAQs
DCG2065UWM supports up to 400 A, two-pole operation with 600 VDC rating and non-fusible protection. It features In/Out LC wiring for one 750 MCM-1/0 and one 600 MCM-#2 primary lug, plus In/Out SR options for flexible routing in solar DC circuits. This makes it suitable for large PV arrays and utility-scale installations where reliable isolation is essential.
Yes. The unit uses a 304 stainless steel enclosure rated NEMA 4X, providing weatherproof protection for outdoor and harsh indoor environments. UL Listed certification further confirms its suitability for harsh conditions, ensuring safe operation and compliant installation in exposed solar facilities.
The DCG2065UWM is a two-pole disconnect with an amperage rating of 400 A. This configuration supports high-current DC isolation required by modern solar PV systems while maintaining a compact footprint and straightforward wiring.
The product is UL Listed and housed in a NEMA 4X enclosure. UL Listing confirms conformance to recognized standards for electrical components, while the NEMA 4X rating indicates weather-resistant protection suitable for outdoor and corrosive environments, helping projects meet safety and environmental requirements.
Wiring options include In/Out(LC) with one 750 kcmil-1/0 and one 600 kcmil-#2 terminal, plus In/Out(SR) with two 750 kcmil-1/0 terminals. Grounding is provided, and the device is designed for a grounded, isolated-return configuration. Plan for a two-pole layout and ensure compatible lugs and torque specifications during assembly to maintain reliability in 600 VDC PV circuits.