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Renogy Copper Battery Interconnect Cable for 5/16 in Lugs

BY: Renogy | SKU: RNG-BATTERYCB-12IN-4-G1-US Availability: In Stock
Original Price $19.00
Current Price $12.99
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Renogy Copper Battery Interconnect Cable for 5/16 in Lugs

The Renogy Copper Battery Interconnect Cable is designed to deliver efficient and reliable power transfer between batteries in off-grid, RV, or marine systems. Built with high-conductivity copper and rugged, flexible insulation, this cable ensures low resistance and dependable current flow in demanding environments. It’s a must-have for building or expanding your battery bank with 5/16 in terminal lugs.


Renogy Copper Battery Interconnect Cable for 5/16 in Lugs Features

Pure Copper ConductorDelivers excellent conductivity and minimizes voltage drop for efficient power transfer.

Durable PVC InsulationFlame-retardant, flexible, and resistant to abrasion and harsh conditions.

Pre-Crimped Ring TerminalsComes with secure 5/16 inch lugs on both ends, ready for quick installation.

Flexible DesignIdeal for tight battery compartments and custom layouts in RVs, boats, or solar systems.

Multiple Length OptionsAvailable in various lengths to suit your configuration needs.


Renogy Copper Battery Interconnect Cable for 5/16 in Lugs Applications

  • Battery Bank ConnectionsSafely link batteries in parallel or series configurations.

  • RV & Marine SystemsBuilt tough to withstand vibrations and weather exposure.

  • Off-Grid Power SystemsA reliable choice for connecting batteries in solar storage setups.

  • Custom Power BuildsGreat for DIY battery boxes, backup systems, and mobile energy units.

  • Inverter WiringUse for short, high-current connections to inverters or fuse blocks.


What’s Included?

  • 1 × Copper Battery Interconnect Cable with 5/16 in Lugs

Renogy Copper Battery Interconnect Cable for 5/16 in Lugs Specifications

Renogy 12in 4AWG Battery Interconnect Cables
Length 12in
AWG 4
100% copper cable with a tin coated Terminal: 5/16in battery rings at both ends
Stranding Class K 30 gauge bare copper
Voltage 600/1000 V
Temperature 221°F Dry, 167°F Wet
*This is not sold as a set
Renogy 14in 4AWG Battery Interconnect Cables
Length 14in
AWG 4
100% copper cable with a tin coated Terminal: 5/16in battery rings at both ends
Stranding Class K 30 gauge bare copper
Voltage 600/1000 V
Temperature 221°F Dry, 167°F Wet
*This is not sold as a set
Renogy 16in 4AWG Battery Interconnect Cables
Length 16in
AWG 4
100% copper cable with a tin coated Terminal: 5/16in battery rings at both ends
Stranding Class K 30 gauge bare copper
Voltage 600/1000 V
Temperature 221°F Dry, 167°F Wet
*This is not sold as a set
Renogy 12in

Frequently-Asked Questions

Can I use this cable outdoors?
Yes, the cable's insulation is rated to handle outdoor environments, but it's best used in enclosed battery compartments for maximum longevity.

Are the ring terminals included and installed?
Yes, each cable comes with pre-crimped 5/16 inch ring terminals for fast, secure installation.

Is this cable flexible enough for tight battery spaces?
Absolutely. The copper strands and PVC jacket are designed for high flexibility, making it easy to route through compact setups.