Eaton DCG3065UWM DC Disconnect - NEMA 4X, 600VDC
Part Number: DCG3065UWM
Quick Summary
DCG3065UWM is Eaton DC disconnect designed for solar PV systems. It provides rugged isolation to protect personnel and equipment during maintenance and faults. Key standards include UL Listed safety and a NEMA 4X, 304 stainless steel enclosure for outdoor, harsh environments. This solution combines heavy-duty performance with corrosion resistance, supporting large conductors and serviceable layouts to optimize installation efficiency and ongoing reliability in industrial solar and battery storage applications.
Product Information
Extended Description
DCG3065UWM 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,3,Isolated return,Three-pole,DC photovoltaic applications,Single-throw
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG3065UWM
UPC
786685865690
Product Length/Depth
12.42 in
Product Height
57.47 in
Product Width
24.12 in
Product Weight
124.5 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
3
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
Three-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
DC photovoltaic systems Single-throw Heavy duty safety
Protection
Non-fusible
Feature → Business Impact → Application: High current capability of 400 A, three-pole design delivers robust fault isolation for large DC arrays, reducing downtime and improving safety margins in solar farms and utility-scale projects. Application: Suitable for DC photovoltaic applications with quick, dependable disconnection in high-current circuits. Feature → Business Impact → Application: Non-fusible protection paired with an isolated return minimizes arc hazards and simplifies compliance testing, enabling safer maintenance windows and lower lifecycle risk for critical PV installations. Application: Ideal for demanding outdoor sites where reliability is essential. Feature → Business Impact → Application: 304 stainless steel enclosure rated NEMA 4X provides corrosion resistance and weatherproof protection, extending service life in coastal or dusty environments. Application: Outdoor solar or industrial DC distributions requiring durable enclosures. Feature → Business Impact → Application: Large main lug wire sizes (LC: 750 kcmil-1/0 and 6010 kcmil-#2; SR: 750 kcmil-1/0) reduce field terminations and labor, speeding commissioning on big PV arrays. Application: Utility-scale inverters and battery storage setups. Feature → Business Impact → Application: UL Listed certification ensures electrical safety compliance, supporting faster project approvals and customer confidence. Application: Any regulated solar or DC power system. Feature → Business Impact → Application: 600 VDC per pole rating and NEMA 4X enclosure enable safe operation in distributed energy resources, including solar microgrids and storage solutions. Application: Industrial facilities seeking rugged, code-compliant DC protection.
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FAQs
The unit supports large main lugs with In/Out LC conductors of 750 kcmil-1/0 and 600 kcmil-#2, and In/Out SR of 750 kcmil-1/0. This enables direct connection to large PV strings and battery interconnects, reducing терминation complexity and labor while maintaining secure, code-compliant terminations in 600 VDC systems.
Yes. It features a 304 stainless steel enclosure rated NEMA 4X, designed to resist corrosion and provide weatherproof protection in outdoor environments. UL Listed certification further validates safety and reliability for solar PV deployments across exposed sites.
Key specs include a 400 A amperage rating, three poles, 600 VDC maximum voltage, non-fusible protection, and an isolated return with grounded configuration. It is intended for DC photovoltaic applications, offering solid isolation and safe switching for high-current solar or storage systems.
The DCG3065UWM is UL Listed, ensuring compliance with recognized electrical safety standards. Its NEMA 4X enclosure provides weatherproof protection, and the 304 stainless steel construction offers corrosion resistance, making it well-suited for harsh environments typical of solar sites.
Plan for standard maintenance intervals aligned with utility and solar project practices. The unit’s robust enclosure and non-fusible design minimize wear, while the UL Listed status supports regulatory compliance. A one-year warranty per Eaton policy adds protection during early operation and commissioning phases.