Pro-Guide Signature Series Lithium Battery - 12V - 300AH - 8D [8D300]
Get it between June 09 and June 11.
Low in stock
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Pro-Guide Signature Series Lithium Battery - 12V - 300AH - 8D [8D300]
Ships Direct From Manufacturer
Signature Series Lithium Battery - 12V - 300AH - 8D
With a cycle life rated up to 3000 cycles @ 80% DOD, the Pro-Guide lithium 8D300 battery is your new favorite choice for powering your boating & RV adventures, solar storage, and more
1. When you need power that'll last, the Pro-Guide lithium 8D300 battery is there to support you. Get more out of your RV and other trolling motors, boating, solar energy storage, and deep cycle battery applications
2. With cycle lives rated beyond 3000 cycles @ 80% DOD and a capacity of 300Ah, you get a battery that performs at a high level over its whole lifespan
3. For the strongest connection possible for your deep cycle applications, the 8D300 comes with M8 internal threaded terminals.
4. A built-in ABS Honeycomb Frame to keep the 8D300's cells protected from vibrations and improve the life span of the battery, sheltering it from the wear and tear that can cause other batteries to break down faster
5. Built in a 7-day sleep timer to keep the battery from self-discharging over time, and the battery is tuned to wake up with a 50mah inrush and draw of amperage. Meaning that your charger or trolling motor will wake up the battery for use!
At just 72.75 pounds, the Pro-Guide lithium 8D300 battery is one of the lightest and longest-lasting deep cycle batteries available
When you're ready to hit the road in your RV, nothing should slow you down
When you're ready to take the boat out, nothing should get in the way of a smooth ride.
And when you want a battery that will support you on all your adventures, big and small, nothing performs quite as well as the Pro-Guide lithium 8D300 battery.
This deep cycle battery features an ideal mix of performance (certified up to 3000 cycles) and capacity (300 Ah) to go along with a lightweight (just 72.75 pounds!), stable design.
And even if you're discharging it 80% every single time, you can still get 3000 cycles out of your Pro-Guide lithium 8D300 battery. That's like 7 years of non-stop use. Crank the tunes, roll down the window, and enjoy the open road, because there's no stopping you!
For a safer, stable battery that will let you enjoy the most out of your activities, trust in the Pro-Guide lithium 8D300 battery.
Specifications:
- Group Size: 8D
- Voltage: 12
- Amp Hours: 300AH
- Watt Hours: 3840WH
- Charge Current (Standard/Max): 10A / 150A
- Terminal Type: Internal Thread (M8)
- Weights: 72.75 lbs
- Length: 20.5"
- Width: 10.5"
- Height: 8.6"
Why Choose MarineXGear
At MarineXGear, we believe true peace of mind on the water starts with having the right equipment. Our mission is simple: to be the trusted destination for premium marine gear and dependable on-water solutions. Every product we carry — whether navigation systems, safety equipment, marine electronics, or boat accessories — is carefully chosen to help you perform at your best, stay safe, and get the most out of every voyage.
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We're more than an online store — we're your partner on the water. Unlike large, impersonal retailers, our dedicated team delivers personalized guidance at every step. Whether you're outfitting a vessel for the first time, upgrading your gear, or need expert advice on a specific product, our specialists are always just a call or email away.
Passion for Wellness & Resilience
Our brand is built on a genuine love for the sea. We live and breathe marine equipment — and when you reach out to MarineXGear, you'll connect with experts who understand both the technical specs of our products and the on-water lifestyle they support.
Trusted Experts, Curated Brands
We partner directly with the most respected names in the marine industry. Our curated selection ensures every product meets our high standards for quality, durability, and performance on the water. With MarineXGear, you shop with confidence, knowing you're investing in proven gear backed by full manufacturer warranties.
More Reasons to Choose MarineXGear
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At MarineXGear, we're committed to keeping you safe, equipped, and confident on the water. With our expertise, personalized service, and carefully curated selection, you can invest in your vessel and your adventures with complete peace of mind.
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