Eaton DCG2101URM DC Disconnect - NEMA 3R 1000VDC
Part Number: DCG2101URM
Quick Summary
Eaton DCG2101URM DC disconnect provides safe isolation for 1000 VDC solar PV systems. Installers often struggle with weatherproofing, complex wiring, and regulatory compliance in outdoor PV installations. UL 98B, NEC 690 per UL 1741, and a NEMA 3R enclosure ensure reliable performance in harsh environments. This unit supports PV DC applications with grounded isolated returns and robust lug connections, helping reduce installation time and lifecycle costs. Its painted galvanized steel enclosure combines durability with a compact footprint for modern industrial rooftops and ground-mounted systems.
Product Information
Extended Description
DCG2101URM Eaton: Eaton heavy duty DC disconnect,30A,NEMA 3R,Painted galvanized 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
DCG2101URM
UPC
786685557786
Product Length/Depth
25.5 in
Product Height
9 in
Product Width
13.25 in
Product Weight
32 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 98B NEC 690 per UL 1741
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 3R
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 3R
Enclosure material
Painted galvanized steel
Fuse configuration
Non-fusible
Isolation
Isolated return
Switch type
Heavy duty DC photovoltaic systems
Protection
Non-fusible
The DCG2101URM delivers a 30A rating with two circuits in a non-fusible, grounded DC disconnect. This configuration reduces arc risk and simplifies maintenance, delivering safer, faster isolation for PV systems. Housed in a painted galvanized steel NEMA 3R enclosure, it withstands rain, dust, and temperature swings, minimizing weather-related downtime and improving outdoor reliability. The main lug design supports #14-#2 AWG wire with solid returns, enabling flexible field wiring while preserving solid, low-impedance connections. With isolated return and a heavy-duty switch, the unit enhances system safety and serviceability in rooftop and ground-mounted PV deployments. Designed specifically for DC photovoltaic applications, it aligns with NEC and UL standards, reducing regulatory friction and accelerating commissioning. The product’s warranty and Eaton support ecosystem help operators manage lifecycle costs and maintenance planning more effectively.
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FAQs
Yes. The DCG2101URM is a two-circuit, 30A non-fusible DC disconnect designed for photovoltaic setups. Its isolated return and grounded lugs support reliable, safe operation in outdoor environments. The NEMA 3R enclosure adds weather resistance, making it suitable for rooftop and ground-mounted PV installations while maintaining easy access for maintenance and testing.
This unit carries UL 98B and NEC 690 compliance per UL 1741, aligning with recognized safety and performance requirements for DC PV protection. The NEMA 3R enclosure rating provides outdoor ingress protection, and the grounded system design helps ensure safe disconnection and maintenance in harsh conditions, reducing project risk during commissioning and operation.
Absolutely. Designed for 1000 VDC systems, the DCG2101URM supports PV applications with two independent circuits and robust terminal connections for #14-#2 AWG conductors. Its rugged enclosure and non-fusible protection are well-suited for utility-scale inverters, battery storage interfaces, and large rooftop arrays where durable, compliant DC isolation is required.
The unit’s UL 98B and NEC 690 per UL 1741 certifications simplify approval packages and site audits, while the NEMA 3R enclosure eases weatherproofing requirements. Field wiring is streamlined by the accepted lug sizes and solid returns for #14-#2 AWG, reducing installation steps and potential wiring errors during commissioning.
Eaton provides a standard warranty as per policy 25-000, typically offering one year from installation or eighteen months from shipment, whichever comes first. This, combined with Eaton’s engineering support and readily available replacement parts, translates into lower downtime, predictable maintenance budgeting, and a favorable total cost of ownership for PV protection equipment.