Eaton heavy duty DC disconnect DCG3065FXM - NEMA 4X
Part Number: DCG3065FXM
Quick Summary
Eaton heavy duty DC disconnect safely interrupts DC power in solar PV systems. Engineers often struggle with rugged enclosures that resist corrosion while delivering reliable isolation in outdoor environments. UL Listed status and a NEMA 4X enclosure in 316 stainless steel provide proven protection for harsh sites, with fusible protection and a grounded return for safety. This design combines strong electrical performance with straightforward installation, reducing downtime and wiring complexity. For buyers, the DCG3065FXM delivers solid compliance, durable lifecycle value, and compatibility with large feeder conductors to support scalable solar projects and tough industrial installations.
Product Information
Extended Description
DCG3065FXM Eaton: Eaton heavy-duty DC disconnect,400A,Grade 316 stainless steel,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
DCG3065FXM
UPC
786685865720
Product Length/Depth
12.42 in
Product Height
57.47 in
Product Width
24.12 in
Product Weight
129 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
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
316 stainless steel
Fuse configuration
Fusible
Isolation
Isolated return
Switch type
Single-throw Heavy duty safety DC photovoltaic systems
Protection
Fusible
Feature: 400 A amperage rating and three-pole fusible disconnect. Business Impact: Enables safe, high-current DC isolation for solar arrays, reducing arc-flash risk and improving system uptime. Application: Ideal for utility-scale or commercial solar PV installations where robust current handling is required. long-tail keywords: DC disconnect rating, high-current DC protection, solar PV safety.Feature: 316 stainless steel enclosure with NEMA 4X rating. Business Impact: Provides superior corrosion resistance and weatherproof performance, extending service life in outdoor or harsh environments. Application: Outdoor solar and data-center DC protection enclosures. long-tail keywords: outdoor DC disconnect, corrosion-resistant enclosure, weatherproof electrical enclosure.Feature: Grounded, isolated return and fusible protection. Business Impact: Improves electrical safety and fault isolation, enhancing protection for downstream equipment. Application: PV inverters, combiner boxes, and DC distribution networks. long-tail keywords: isolated return, fusible DC protection, grounded DC disconnect.Feature: In/Out LC and SR wiring capacities with large conductor sizes. Business Impact: Facilitates easy, code-compliant wiring for heavy feeders, reducing installation time and risk of overheating. Application: Large-diameter DC feeders in solar farms and industrial plants. long-tail keywords: large conductor wiring, 750 MCM-1/0, 600 MCM-#2, DC feeder compatibility.Feature: UL Listed and a rugged, 316 stainless steel build. Business Impact: Meets safety standards while delivering long-term reliability and maintenance predictability. Application: Compliance-driven projects in harsh outdoor environments. long-tail keywords: UL Listed DC disconnect, certified solar equipment, industrial-grade DC protection.
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FAQs
Plan for three-pole mounting in a weatherproof, NEMA 4X enclosure and ensure the In/Out LC wiring accommodates up to 750 MCM-1/0 and 600 MCM-#2 conductors. Verify grounding and isolated return connections, plus 600 VDC maximum voltage, to meet PV safety requirements and optimize installer workflows.
It provides a 400 A amperage rating with fusible protection and a grounded, isolated return, offering reliable DC isolation for PV strings and inverters. The unit’s 316 stainless steel enclosure and NEMA 4X rating support outdoor, harsh environments while complying with UL Listed standards.
Yes, the DCG3065FXM is UL Listed. It features a NEMA 4X enclosure made from 316 stainless steel, delivering corrosion resistance and weatherproof protection for exterior solar installations and demanding industrial locations.
The unit is designed for long service life with minimal maintenance, thanks to a rugged stainless steel enclosure and robust electrical components. Regular inspections should focus on enclosure integrity, connector torque, and fuse status to prevent unplanned outages and maintain optimal protection for PV circuits.
Weight and size are mitigated by a durable, purpose-built outdoor enclosure that handles large feeders. Its high current rating, 600 VDC capability, and UL Listed status address safety and compliance concerns, while the 316 stainless steel body ensures corrosion resistance in harsh climates.