SKU: 24283629813

SMC HCL-HV2 Flight 11.4V/3S-4000mAh-90C LiPo Battery

Sale price$19.12 Regular price$21.24
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Ships within 48 hours · Estimated delivery Jul 18 - Jul 23

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Description

SMC HCL-HV2 Flight 11.4V/3S-4000mAh-90C LiPo BatteryHCL HV2 4000mAh 3S LiHV Battery Lightweight, High Voltage Power The HCL HV2 4000mAh 3S LiHV battery is a high performance, low weight powerhouse designed for high speed drones, power hungry builds, and weight sensitive applications . Building on the success of the original HCL HV series , this 90C rated LiHV pack delivers higher sustained voltage under load with a boost in capacity per gram , giving you stronger throttle response and reduced sag

HCL-HV2 4000mAh 3S LiHV Battery - Lightweight, High-Voltage Power

The HCL-HV2 4000mAh 3S LiHV battery is a high-performance, low-weight powerhouse designed for high-speed drones, power-hungry builds, and weight-sensitive applications . Building on the success of the original HCL-HV series , this 90C-rated LiHV pack delivers higher sustained voltage under load with a boost in capacity per gram , giving you stronger throttle response and reduced sag throughout your flight.

Unlike traditional 3S (11.1V) LiPo packs , this LiHV battery charges up to 11.4V (4.35V per cell) , meaning cleaner power, longer peak performance, and a noticeable increase in punch . Whether you're racing, freestyling, or pushing long-range missions , the HCL-HV2 4000mAh is built to keep up.

Key Features:

True 4000mAh capacity (±5%) for extended performance
11.4V (3S, 4.35V per cell) LiHV chemistry - higher sustained voltage than standard 3S LiPos
90C discharge rate - instant, reliable power with minimal voltage drop
Compact & lightweight - ideal for performance-driven builds
Durable G10 composite top & bottom plates for added protection
Supports 1C-5C charging - flexible charge rates (higher rates reduce cycle life)
10AWG thick power leads - efficient current flow with minimal resistance

Specifications:

  • Capacity: 4000mAh (±5%)
  • Voltage: 11.4V (3S, 4.35V per cell)
  • Discharge Rate: 90C
  • Size: 21mm x 44mm x 140mm
  • Weight: 276g
  • Wire Gauge: 10AWG
  • Charge Rate: 1C-5C (higher charge rates reduce cycle life)
  • Power Factor: TBD @ 4.35V

What's in the Box?

  • HCL-HV2 4000mAh 3S LiHV Battery
  • Pre-installed 10AWG power leads
  • High-quality balance lead for precise charging

⚠ Accessories may vary based on availability.

LiPo Battery Safety - Important!

LiPo batteries are powerful and require careful handling. Fire risk exists if misused.

Key Safety Points:

  • Always read full safety guidelines: LiPo Battery Safety Page
  • Use LiPo chargers only.
  • Charge in a LiPo safety bag, on a non-flammable surface, and never unattended.
  • Inspect before use, don't use damaged batteries.
  • Dispose of responsibly.

By purchasing, you agree to handle LiPo batteries responsibly and understand the risks. Unmanned Tech UK is not liable for misuse.

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: 24283629813

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4.8 ★★★★★
Based on 11 reviews
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Product Reviews
J
Verified Purchase
John Quargnenti
New York, US
★★★★★ 3
They need to find a better way to ship it
Style: 1 gal
What was left in the bottle worked great. However, the cap was off of the jug when I opened the package. Ididn't have enough for the other tires.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
M
Verified Purchase
M. O. Novilla
Chelsea, US
★★★★★ 5
TireJect Product Featured on Youtube Channel "sixtyfiveford" Works Fantastic!
Size: 8oz MTB Tire Sealant Kit, Size: 8oz MTB Tire Sealant Kit
I recently had an opportunity to work on an old Troy-Bilt Snow Blower with a Carlisle Stud Bias Tire - 4.80-8 4 that had a continual leak and would not hold pressure for more than a day. After investigation, I discovered that it "Champagne" sized bubbles coming from an area on the sidewall that I circled in yellow "China" marker. Because of the size of the tire, I decided to purchase the "TireJect Mountain Bike (MTB) Tire Sealant Kit because I didn't require a lot of material to seal the tire. The TireJect Mountain Bike (MTB) Tire Sealant Kit came with an single 8oz container and I used 4 of those 8oz's in this single tire. The TireJect material sealed up the area beautifully. After the sealant cured, I was able to pump up the tire to 15PSI and it has held it's pressure for more than a week now. You can see from the photos, that the sidewalls in that yellow circled area were actually cracked (probably due to the tire sitting flat for more than a year). I highly recommend this product over previous products I have used in the past (Slime).
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2025
J
Verified Purchase
J. McGuire
Dallas, US
★★★★★ 5
Great Product
Size: 8oz MTB Tire Sealant Kit
This is unbelievable. It works better than any similar product on the market.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 4, 2025
V
Verified Purchase
VagaBarnes
Carnegie, US
★★★★★ 5
No more leaks!
Size: 8oz MTB Tire Sealant Kit
This product worked as it should and was easy to install. It connected to the presta stem with no issues. I have had issues with one tire constantly leaking at the bead and this finally sealed the tire.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 9, 2025
A
Verified Purchase
Amber H.
West Palm Beach, US
★★★★★ 5
Bought to hopefully seal bead leak
Size: 8oz MTB Tire Sealant Kit
I’ve been using Stan’s sealant on my tubeless tires for years! I have been having issues with a new tire for a while. It was like the bead wouldn’t seal on a specific spot and my tire was constantly leaking air. The local bike shop couldn’t fix it. I bought this product because it claimed to help seal bead leaks. So far so good! I really didn’t want all the doo-dads for the schrader valves. It took me a minute to figure out how to get the presta valve stem out but once I did- it was super easy to install the injector thing and add the sealant. After inflating my tires- I went for a 20 minute bike ride to get the sealant all around my tires. I’m going to take this bike out to pima-dynamite trailhead next weekend in Scottsdale AZ to see if the sealant holds up!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 2, 2025

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