SKU: 2660127861

BLUETTI B500K Expansion Battery 5,120Wh

Sale price$1214.55 Regular price$1349.50
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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5

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Description

BLUETTI B500K Expansion Battery 5,120WhTake Control With the BLUETTI B500K When youre off grid and the power dips, nothing kills the mood quicker than gear that cant keep up. Its frustrating, especially when youve spent good money on a setup thats meant to make life easier, not harder. The BLUETTI B500K gives your power station the extra grunt it needs, keeping everything running without the stress. Stick around this ones solid kit for anyone who hates running short on juice. Key Features

Take Control With the BLUETTI B500K

When you’re off-grid and the power dips, nothing kills the mood quicker than gear that can’t keep up.

It’s frustrating, especially when you’ve spent good money on a setup that’s meant to make life easier, not harder.

The BLUETTI B500K gives your power station the extra grunt it needs, keeping everything running without the stress.

Stick around — this one’s solid kit for anyone who hates running short on juice.

Key Features - BLUETTI B500K

  • 5,120Wh LiFePO₄ battery module
  • 4,000+ cycle longevity
  • Works with AC200L/AC200MAX/AC300/AC500
  • 65A max charge input
  • 70A max discharge output
  • Two expansion ports, 58.4V DC

Why you'll love the BLUETTI B500K

Serious long-term reliability

The LiFePO₄ chemistry and 4,000+ life cycles mean the B500K is built for the long haul. You’re buying something that’ll stand up to years of regular use, not a battery that fades after a handful of trips.

Massive usable capacity

With 5,120Wh onboard, you’ve got the headroom to run fridges, lights, comms gear, tools and more without juggling loads. It brings breathing room to your camp setup or backup system, so you’re not constantly checking percentages.

Seamless system expansion

It pairs cleanly with popular BLUETTI units — AC200L, AC200MAX, AC300, AC500, Apex 300 and the B300K. No messing around, no tricky installs. Just plug in and boost your existing system.

Dependable in tough conditions

Operating from –20°C to 40°C, it’s ready for Aussie heat, cold mornings and everything in between. Whether it’s living in the back of the 4WD or set up at home, it keeps delivering.

Straightforward, hassle-free power

With simple ports, strong current capability and a solid 45kg chassis, it’s built for people who want dependable gear without the dramas. Set it up once and get on with your day.

Got Questions? Chat to an expert:


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BLUETTI B500K Specifications

BATTERY INFO

  • Capacity - 5,120Wh
  • Type - LiFePO₄ (Lithium Iron Phosphate)
  • Life Cycles - 4,000+ cycle to 80% original capacity

GENERAL

  • Compatibility - AC200L, AC200MAX, AC300, AC500, Apex300, B300K
  • Weight - 45 kg / 99.21 lbs
  • Dimensions (L x W x D) - 520 × 327 × 308.5 mm / 20.47 × 12.87 × 12.15 in
  • Charging Temperature - 0°C to 40°C / 32°F to 104°F
  • Discharging Temperature - -20°C to 40°C (-4°F to 104°F)
  • Storage Temperature - Up to 1 month: -20°C to 40°C (-4°F to 104°F), Up to 6 months: -20°C to 25°C (-4°F to 77°F)
  • Working Humidity - 5% to 95%RH
  • Charging Current - 65A Max.
  • Discharging Current - 70A Max.
  • 2 × Expansion Port - 58.4VDC Max., 90A Max.
  • Warranty - 4 Years

What's Included

Everything you need is included with your product.

  • B500K Expansion Battery
  • Battery Expansion Cable (P090A Long Cable)
  • User Manual

BLUETTI B500K Downloads

Read any BLUETTI B500K reviews down below ↓

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: 2660127861

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4.5 ★★★★★
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Verified Purchase
Jen C
San Leandro, US
★★★★★ 5
Good sturdy balls
Size: Medium (2.5"), Style: Fetch Pack 2
My dogs love balls! Unfortunately, they tend to chew them up very quickly. My Belgium Malinois chews on this all the time, and it has held up pretty well. Good option for chewers
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
B
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Baibhav Bhattarai
Lowell, US
★★★★★ 5
Fetch Perfection
Size: Medium (2.5"), Style: Fetch Pack 2
If you’re anything like me, fetch is the ultimate game with your furry companion. The Chuckit! Dog Fetch Ball Medley has taken our playtime to the next level with its variety and durability. This 3-pack of medium-sized, ultra-rugged balls is perfect for endless games of fetch without worrying about wear and tear. I love how each ball has a unique texture and color, keeping my dog engaged and excited every time. The medium size is just right for energetic dogs, allowing for long throws and big leaps. Plus, the rugged design means these balls can withstand even the most enthusiastic chewers and rough play sessions, making them a great investment for active pets. However, the vibrant colors can sometimes make them easy to lose in green grass or sandy beaches, but a good game of hide-and-seek with your dog is a small price to pay for such fantastic fetch balls. Additionally, while they’re durable, no ball is completely indestructible, so occasional replacements might be necessary for the most aggressive players. Overall, the Chuckit! Dog Fetch Ball Medley is a must-have for any dog owner looking to enhance their playtime. They’re fun, durable, and keep both you and your dog entertained for hours. A solid 5-star rating for their quality and variety, with a tiny star lost to their occasionally elusive colors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 23, 2024
B
Verified Purchase
Brie
Los Angeles, US
★★★★★ 5
great ball!
Size: Medium (2.5"), Style: Fetch Pack 2
My pitbull LOVES these. She is a power chewer and tough on balls and toys and tends to go through them insanely quick. She is still on her first ball out of this pack and its been at least two months. It is a little small for her mouth but she doesn’t seem to mind, as it has quickly become one of her favorites. Not a loud ball and it doesn’t usually make that wet chewy noise when shes going to town on it which is huge for me😂😂 Safe for my pittie so i’d imagine a smaller dog would be just fine.
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Reviewed in the United States on April 21, 2026
A
Verified Purchase
Amazon Customer
Natrona Heights, US
★★★★★ 5
Border Collie Approved: Easy to Clean, Durable, and Great Bounce
Size: Medium (2.5"), Style: Fetch Pack 2
These are the best balls out there for dogs. These fit great in the chuck-it ball launcher, which we need to wear out my border collie. They fit her mouth properly and, most importantly, do not absorb all the spit or water after a good rain. They are quick to clean off and have good weight so you can let them fly! Furthermore, they bounce well, which is perfect for my dog that likes to catch them on a bounce. The ball is a strong rubber, so should not be easy to chew up. I've used these for years, and the only time I've had to replace them is when one gets lost in the hay field. I highly suggest these as replacements for the common tennis balls.
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Reviewed in the United States on July 19, 2025
M
Verified Purchase
maxine
Waukegan, US
★★★★★ 4
Heavy duty.
Size: Medium (2.5"), Style: Fetch Pack 2
My dog was not interested, but it’s a good product
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Reviewed in the United States on April 11, 2026

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