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EG4 All Weather & Indoor Parallel Cable Kit

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SKU: CNT101
$185.61

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Authorized EG4 Dealer

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Easy 30-Day Returns

The EG4 All Weather & Indoor Parallel Cable Kit Boosts Battery Capacity for Reliable Power Backup

The EG4 All Weather & Indoor Parallel Cable Kit is a complete kit that lets you easily connect additional batteries in parallel, increasing amp-hour capacity while keeping voltage steady. Whether you’re expanding a home backup system, powering an RV, or running a mobile worksite, this kit ensures your energy storage scales efficiently without the hassle or risk of improper connections.

Invest in the EG4 All Weather & Indoor Parallel Cable Kit to increase your energy storage safely and efficiently. With Outbound Power’s expertise in portable and backup solutions, you gain a reliable system that scales with your needs, offers long-term durability, and ensures peace of mind for every power scenario. Click to learn more.


EG4 All Weather & Indoor Parallel Cable Kit Features

Heavy-Duty Parallel Battery Cables for Consistent Energy Delivery

The included red (+) and black (-) 2AWG battery cables are rated for temperatures up to 200ºC, ensuring reliable power transfer between batteries. These robust cables prevent voltage drops and maintain safe, efficient operation for large-capacity battery systems.

Parallel Communication Cable for Seamless Battery Integration

The RJ45 parallel communication cable allows your batteries to “talk” to each other, ensuring synchronized charging and discharging. This feature prevents system errors and extends battery lifespan, offering peace of mind for long-term off-grid or mobile use.

Ready-to-Use Kit for Easy Setup at Home or On the Road

The EG4 All Weather & Indoor Parallel Cable Kit includes everything you need: two parallel battery cables and one communication cable. This all-in-one solution eliminates the guesswork, making parallel connections faster, safer, and accessible even for first-time installers.

All-Weather Durability for Reliable Outdoor Performance

Designed to withstand varying temperatures and environmental conditions, the cables maintain performance whether installed indoors, in an RV, or at off-grid locations. Unlike typical cables, these connectors resist corrosion, extreme heat, and wear, giving you a dependable setup anywhere.

Expandable Capacity for Flexible Energy Solutions

By connecting batteries in parallel, you can scale your storage system as your energy needs grow. The kit ensures increased amp-hour capacity while maintaining the same voltage, allowing users to power more devices without altering their existing system design.

Versatile Applications for Home, RV, and Mobile Worksites

This kit works seamlessly with home backup systems, RV setups, off-grid cabins, and mobile businesses. It’s ideal for anyone looking to extend their energy storage without compromising safety, convenience, or performance compared to standard battery cables.

Professional-Grade Reliability for Long-Term Use

Engineered for continuous use and backed by trusted manufacturing standards, the EG4 All Weather & Indoor Parallel Cable Kit offers reliability you can count on. Its quality construction reduces maintenance needs and supports consistent energy delivery over years of service.


What's Included

  • 1 x Red (+) Parallel Battery Cable
  • 1 x Black (-) Parallel Battery Cable
  • 1 x Parallel Communication Cable

Common Customer Questions

Get answers to the most frequently-asked questions customers ask before placing an order.

Is Outbound Power an Authorized Dealer?

Yes! Outbound Power is an Authorized Dealer for every single brand and product on our store.

How long will it take for my order to arrive?

Shipping times vary depending on your location and the product or products ordered.

Order Processing Time
Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.

After order processing is complete, you will receive tracking information to monitor your order while it is in transit.

Order Shipping Time
Following processing, it may take between 3 and 8 days to arrive, depending on your location.

Please refer to the product page for your item and reference the estimated delivery time frame for more details.

Additionally, you can see the estimated delivery time frame during checkout and receive a tracking number once your order ships.

What are your shipping rates? Do you offer free shipping?

Everything on our store ships for free. Really!

What is Outbound Power's return policy?

Most items may be returned within 30 days of delivery. Please refer to our Returns & Exchanges policy to determine what items are eligible. Returns are not accepted beyond 30 days following delivery.

Are Outbound Power products used/old/refurbished?

Everything sold on our website is brand-new.

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No — we price BEAT! Please refer to our Price Beat Promise for full details.