Eaton DCG2101UWM DC Disconnect - NEMA 4X Solar Rated
Part Number: DCG2101UWM
Quick Summary
Eaton heavy duty DC disconnect isolates DC PV strings up to 1000 VDC in rugged solar installations. Many projects struggle with outdoor exposure, corrosion risk, and space constraints that complicate safe maintenance. With a NEMA 4X enclosure of 304 stainless steel and compliance to NEC 690 per UL 1741 plus UL 98B, this unit delivers durable outdoor performance. Its 30 A, two-circuit design and grounded, isolated return support reliable DC protection for solar systems, helping integrators meet safety and code requirements. This solution reduces downtime, speeds commissioning, and aligns with solar project workflows, while offering compatibility with 14-2 AWG wires and rugged outdoor use.
Product Information
Extended Description
DCG2101UWM Eaton: Eaton heavy duty DC disconnect,30A,NEMA 4X,Grade 304 stainless steel,Non-fusible,Grounded,#14-#2 AWG lug capacity, #14-#2 AWG solid return,2,Isolated return,DC photovoltaic systems,1000 Vdc
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG2101UWM
UPC
786685557847
Product Length/Depth
10.22 in
Product Height
19.08 in
Product Width
12.88 in
Product Weight
37 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
NEC 690 per UL 1741 UL 98B
Catalog Notes
Not all configurations for ampere rating and number of circuits are available. All circuit configurations can be found in the product dimension tables.
Type
DC disconnect/grounded system
Amperage Rating
30A
Number of circuits
2
Ground
Grounded
Maximum voltage
1000 VDC
NEMA rating
NEMA 4X
Protection
Non-fusible
Application
Solar
Main lug wire size
#14-#2 AWG lug capacity, #14-#2 AWG solid return
System voltage
1000 VDC
Voltage rating
1000 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Non-fusible
Isolation
Isolated return
Switch type
Heavy duty DC photovoltaic systems
Protection
Non-fusible
Enclosure and corrosion resistance: The 304 stainless steel NEMA 4X enclosure provides robust outdoor protection against weather, dust, and corrosive environments, extending service life in rooftop and ground-mounted solar installations. Business impact: lower maintenance costs, fewer unplanned outages, and longer intervals between enclosure refurbishments. Application: suitable for harsh outdoor locations where UV exposure and humidity are persistent challenges. Dual circuit capability: With 30 A rating across two circuits, the DCG2101UWM supports common two-string solar configurations and simplifies wiring layouts. Business impact: enhanced flexibility, reduced custom fabrications, and faster system start-up during commissioning. Application: ideal for small to mid-size PV projects needing two isolated DC mains. Grounded isolated return: The unit uses an isolated return with a grounded configuration, enhancing fault tracing and personnel safety during servicing. Business impact: improved fault isolation reduces downtime and simplifies regulatory inspections. Application: essential for SOLAR DC protection in grounded-system architectures. Voltage and compatibility: Rated for 1000 VDC and 304 stainless steel construction, the device meets NEC 690 per UL 1741 and UL 98B requirements while accommodating #14-#2 AWG lugs. Business impact: smooth integration with existing wiring practices and code-compliant installations. Application: compatible with common solar DC wiring schemes and protective equipment. Maintenance and installation efficiency: Non-fusible design with clear grounding and isolation features minimizes replacement cycles and simplifies maintenance planning. Business impact: lowers lifecycle costs and supports predictable uptime. Application: supports routine preventive maintenance and quick field servicing.
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FAQs
When installing the DCG2101UWM, ensure proper outdoor mounting and weatherproof sealing for the NEMA 4X enclosure. Use the specified lug capacity (#14-#2 AWG) for both main lugs and solid returns, verify grounded isolation, and maintain clear access for routine maintenance. Adhere to NEC 690 guidelines and UL 1741/UL 98B certification requirements for a code-compliant, durable installation.
The DCG2101UWM is rated for 30 A across two circuits, with a maximum system voltage of 1000 VDC. It features a non-fusible protection scheme, isolated return, and a grounded configuration. These specs support safe isolation of DC PV strings in solar installations, enabling compliant operation of typical rooftop or ground-mount PV systems.
Yes. The unit uses standard #14-#2 AWG lug capacity and solid returns, facilitating straightforward integration with common DC wiring practices. Its NEMA 4X, 304 stainless steel enclosure supports outdoor installations and is designed to pair with typical solar protection devices and mounting accessories, reducing custom fabrication and accelerating field commissioning.
The DCG2101UWM complies with NEC 690 per UL 1741 and UL 98B. It features a NEMA 4X enclosure and 304 stainless steel construction for outdoor durability. These certifications support code compliance, safety, and reliability in commercial and utility-scale solar applications, helping QA and procurement teams meet regulatory requirements.
The non-fusible design combined with durable stainless enclosure minimizes routine replacement parts and reduces maintenance downtime. Its two-circuit capacity enables flexible string configuration, while the grounded isolated return simplifies testing and fault isolation. Overall, this translates to faster commissioning, lower lifecycle costs, and improved uptime for solar projects.