SKU: 44044769364

Enerdrive 12V 300Ah B-TEC Ultra IP67 Waterproof Lithium Battery

Sale price$1226.86 Regular price$1363.18
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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Enerdrive 12V 300Ah B-TEC Ultra IP67 Waterproof Lithium BatteryEnerdrive 12V 300Ah B TEC Ultra IP67 Waterproof Lithium Battery High Capacity Lithium Power for Demanding Off Grid and Mobile Applications The Enerdrive B TEC Ultra 12V 300Ah Lithium Battery delivers robust, long lasting energy for caravan, RV, marine, off grid, industrial, tiny home, and 4WD setups. Designed for users who require dependable power in harsh environments, this 300Ah lithium battery combines advanced safety, rugged construction, and high

Enerdrive 12V 300Ah B-TEC Ultra IP67 Waterproof Lithium Battery

High-Capacity Lithium Power for Demanding Off-Grid and Mobile Applications

The Enerdrive B-TEC Ultra 12V 300Ah Lithium Battery delivers robust, long-lasting energy for caravan, RV, marine, off-grid, industrial, tiny home, and 4WD setups. Designed for users who require dependable power in harsh environments, this 300Ah lithium battery combines advanced safety, rugged construction, and high-output performance in a single premium solution. With a 1000A peak discharge and 300A continuous output, it effortlessly powers inverters, induction cooktops, air conditioners, and other high-draw appliances, making it a top choice for those seeking a high-capacity 12V lithium battery for caravan and off-grid systems.

IP67 Waterproof and Dustproof: Built for the Outdoors

Engineered to withstand Australia’s toughest conditions, this IP67 waterproof lithium battery is fully sealed against dust and can handle temporary water immersion. This makes it ideal for external mounting on caravans, camper trailers, 4WDs, and marine vessels, where exposure to rain, dust, and mud is common. Unlike standard batteries that may fail in wet environments, the B-TEC Ultra’s sealed design reduces the risk of corrosion and electrical faults, ensuring reliable operation in coastal and off-road settings.

Advanced Battery Management and Safety

At the core of the B-TEC Ultra is a sophisticated Battery Management System (BMS) that provides comprehensive protection against overcharge, over-discharge, short circuits, and temperature extremes. The integrated heater enables charging in temperatures as low as -20°C, a critical feature for cold-climate adventures where standard lithium batteries may fail. This heated lithium battery ensures consistent performance year-round, reducing the risk of downtime during winter trips.

Smart Monitoring via Bluetooth

Stay informed with Bluetooth battery monitoring through the Enerdrive app. View real-time data on state of charge, voltage, current, and individual cell diagnostics directly on your smartphone. This smart connectivity allows you to manage your power usage proactively, avoiding unexpected depletion and extending battery life. The app also provides access to technical guides and support, enhancing user confidence.

Key Features

  • 1000A peak discharge for starting heavy loads and high-surge appliances
  • 300A continuous output to run multiple devices simultaneously
  • IP67 waterproof and dustproof for reliable outdoor and marine use
  • Built-in heater for safe charging in sub-zero temperatures
  • Bluetooth monitoring with real-time diagnostics via the Enerdrive app
  • Up to 6,000 cycles at 80% depth of discharge for long service life
  • Expandable up to 4S4P for larger 24V or 48V battery banks
  • IEC62619 certified for safety and reliability

Long Cycle Life and Low Total Cost of Ownership

With a cycle life of 6,000 cycles at 80% depth of discharge, this deep cycle lithium battery significantly outlasts traditional lead-acid alternatives. Its high efficiency and low self-discharge rate mean more usable energy and fewer replacements over time, reducing long-term costs. For off-grid solar systems, the B-TEC Ultra’s ability to handle frequent deep cycling without degradation ensures dependable power for years.

Flexible Installation and Expandability

The battery includes a mounting tray and heavy-duty straps for secure installation in vehicles or fixed locations. Dual M8 positive and negative terminals (tightening torque 8-10 N·m) accommodate high-current connections, while the M12-6P communication ports support CAN and RS485 protocols for integration with advanced energy systems. The ability to connect up to 4 batteries in series and 4 in parallel allows you to build a customised power bank for 24V, 48V, or high-capacity 12V setups, solving the problem of limited expandability found in many generic batteries.

Certified Quality for Peace of Mind

Backed by IEC62619 certification, this battery meets stringent international safety standards for industrial and mobile applications. The 5-year warranty underscores Enerdrive’s confidence in its durability and performance, reducing the risk of premature failure that can plague lesser-quality products.

Power Your Next Adventure with Confidence

Whether you’re upgrading your caravan’s energy system, building an off-grid solar setup, or outfitting a marine vessel, the Enerdrive B-TEC Ultra 300Ah delivers the reliability and performance you need. Order yours today and experience the freedom of premium off-grid power, wherever your journey takes you.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 44044769364

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Johsz Family
Birmingham, US
★★★★★ 5
Great value and super comfy!
Size: 7, Color: Sand
These shoes are so comfortable and my new go to for summer. They are lightweight and fit like a glove. Great value
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Reviewed in the United States on May 25, 2026
K
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Kindle Customer
Alexandria, US
★★★★★ 5
Lovely sandals!
I highly recommend! These are so comfortable! Right out of the box, they can be worn all day. The velcro-adjustable straps are great for making for a perfect fit. The aren't clunky to wear, even though they appear to be. They're super cute, in my opinion. The sock liner is textile, so feet feel good all day, not slimy, like leather and suede can sometimes make feet feel if socks aren't worn.
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Reviewed in the United States on March 17, 2026
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Verified Purchase
Pamela
Lexington, US
★★★★★ 5
Cute and Comfortable
Size: 10, Color: Black
This is my second pair. I bought the sand color at my local Macy's. I got their last pair. I have issues with back pain and ankle swelling and pain. These are so comfortable I had to get them in Black. The adjustable straps are great. My feet are a little bit wider because of the swelling issues. So if you have very narrow feet these might be a little big. You might want to go down a half a size. But otherwise I wear a size 10 and they fit perfectly. I don't think the picture does the color justice. The black almost looks like velvet, it's very deep and rich. I wore them out today for the first time and got lots of compliments. The footbed is very comfortable with the memory foam. Lots of support. I noticed my back and ankle pain is much better wearing these. I've never owned UGG before. If these hold up really well and continue to stay comfortable, I will be purchasing other styles for fall and winter.
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Reviewed in the United States on May 1, 2026
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Tilly
Battle Creek, US
★★★★★ 5
Great fitting sandals
Size: 7.5, Color: Sand
Great fitting. Beautiful. Fit like a glove. Great to walk in. Great quality. Lightweight. All in one gorgeous sandals.
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Reviewed in the United States on May 11, 2026
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J. C.
Lowell, US
★★★★★ 5
My new favorite summer sandal!
Size: 8.5, Color: Bay Fog
I am loving these shoes so far this summer! The color is so cute, perfect for a light summer palette. It's the perfect light purple that doesn't make me look pale or washed out. For reference, I have fair to light neutral skin tone. They are SO comfortable - a little too comfortable for a shoe, it's more comfortable than my ugg slippers! They do take a second to put on as you have to either force your ankle in without unstrapping the back - don't judge me - or undo them. Thankfully they have a strap to help get them on easily. I love these shoes. I am a medium width, but I think these have some wiggle room since both the straps are velcro and adjustable somewhat. They are easy to walk in, hold onto the foot, have been more balanced than some others I have had in this platform style, and are very cushioned to walk in. Slight arch support to me but I have somewhat high arches so if you are more flat footed or standard arch these will give you even better support. Really impressed with these. They are more casual but work with many different outfits from sundresses to jeans. For me, these were a great buy and I will be wearing them all summer.
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Reviewed in the United States on June 7, 2026

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