Eaton DCU1102UPM DC Disconnect - UL 98B 1000 VDC
Part Number: DCU1102UPM
Quick Summary
The Eaton heavy duty DC disconnect is designed for solar PV installations to safely isolate DC power for maintenance or testing. This device helps you address the challenge of securing a reliable, code-compliant DC disconnect in environments where space and weather exposure matter. It carries UL 98B and NEC 690 per UL 1741 certifications, with a NEMA 4 enclosure in painted galvanized steel for outdoor or damp locations, plus a rugged, ungrounded, non-fusible design. In practice, it enables quick, safe shutoff without compromising system integrity, while supporting #14-#2 AWG lug capacity and 1000 VDC ratings. The combination of robust protection and straightforward installation reduces downtime and aligns with PV safety standards while delivering predictable performance for electrical protection and circuit control.
Product Information
Extended Description
DCU1102UPM Eaton: Eaton Heavy duty DC disconnect, 60 A, NEMA 4, Painted steel, Non-fusible, Ungrounded, #14-#2 AWG lug capacity, #14-#2 AWG solid return, 1, DC photovoltaic applications, Rating:1000 Vdc
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCU1102UPM
UPC
786685557946
Product Length/Depth
10.22 in
Product Height
14.14 in
Product Width
8.76 in
Product Weight
21 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/ungrounded system
Amperage Rating
60 A
Number of circuits
1
Ground
Ungrounded
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 4
Enclosure material
Painted galvanized steel
Fuse configuration
Non-fusible
Switch type
Heavy duty
Protection
Non-fusible
Feature: 60 A non-fusible, ungrounded DC disconnect with a single circuit; Business Impact: Enables straightforward, safe shutdown of PV strings, reducing risk and downtime during maintenance; Application: Solar PV arrays needing reliable isolation without fuse protection. Feature: NEMA 4 enclosure in painted galvanized steel; Business Impact: Weatherproof protection for outdoor installations and harsh environments, extending service life; Application: Rooftop and ground-mount PV systems. Feature: Lug capacity for #14-#2 AWG and solid returns; Business Impact: Broad compatibility with common PV conductors, simplifying retrofits and upgrades; Application: PV wiring in commercial installations. Feature: 1000 VDC voltage rating; Business Impact: Supports high-voltage DC strings and future-proofing for expanding solar projects; Application: Utility-scale and commercial solar. Feature: Certifications UL 98B and NEC 690 per UL 1741; Business Impact: Ensures code-compliance and risk reduction, facilitating inspections and audits; Application: regulated electrical installations. Feature: Weight of 21 lb and compact dimensions; Business Impact: Easier handling, installation, and service in constrained spaces; Application: Rooftop enclosures and tight electrical rooms.
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FAQs
The DCU1102UPM supports #14-#2 AWG lugs and solid returns for a single circuit, rated at 60 A and 1000 VDC. It uses a NEMA 4 painted galvanized steel enclosure, is ungrounded, and is non-fusible. Plan for proper clearances around the enclosure, secure mounting to a suitable surface, and ensure compliant terminations per NEC 690 requirements.
The DCU1102UPM carries UL 98B and NEC 690 per UL 1741 certifications, ensuring safe operation in PV installations. This dual certification supports compliance during inspections, simplifies purchasing decisions for code-driven projects, and aligns with industry practices for solar DC disconnects.
This unit is designed for solar photovoltaic applications requiring a single 60 A, non-fusible DC disconnect rated to 1000 VDC. Its NEMA 4 enclosure supports outdoor use in harsh environments, making it suitable for commercial rooftops, ground-mounted PV arrays, and utility-scale projects where reliable isolation and safety are priorities.
The enclosure is a painted galvanized steel NEMA 4 box, providing weatherproof protection against rain, dust, and corrosion. The ungrounded, non-fusible design minimizes components subject to fault currents, while the rugged build reduces the likelihood of field damage during maintenance, improving uptime and safety in harsh environments.
With a 60 A rating at 1000 VDC, the DCU1102UPM supports typical PV strings while offering straightforward isolation during service. The one-pole design, compatible lug sizes, and certified safety standards help reduce downtime, maintenance costs, and compliance risk, delivering predictable performance across seasonal solar deployments.