SKU: 21113410225

SMC HCL-HV2 Flight 15.2V/4S-4000mAh-90C LiPo Battery

Sale price$26.77 Regular price$29.74
Save 10%

Pay in installments of $7.43 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 9 - Sep 14

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

SMC HCL-HV2 Flight 15.2V/4S-4000mAh-90C LiPo BatteryHCL HV2 4000mAh 4S LiHV Battery High Voltage, Ultra Responsive Power The HCL HV2 4000mAh 4S LiHV battery is a lightweight, high performance powerhouse designed for pilots who demand maximum voltage, rapid discharge, and peak efficiency . Building on the success of the original HCL HV series , this 90C rated LiHV pack delivers a higher sustained voltage under load , with a boost in capacity per gram all without sacrificing power output. With a 4. 35V

HCL-HV2 4000mAh 4S LiHV Battery - High Voltage, Ultra-Responsive Power

The HCL-HV2 4000mAh 4S LiHV battery is a lightweight, high-performance powerhouse designed for pilots who demand maximum voltage, rapid discharge, and peak efficiency . Building on the success of the original HCL-HV series , this 90C-rated LiHV pack delivers a higher sustained voltage under load , with a boost in capacity per gram —all without sacrificing power output.

With a 4.35V per cell (15.2V total) voltage, this battery ensures snappier throttle response, minimal voltage sag, and rock-solid consistency throughout your flight. Whether you're a freestyle pilot needing sharp, instant power , a racer looking for maximum burst output , or a long-range explorer seeking the perfect balance of weight and endurance , the HCL-HV2 4000mAh is engineered to deliver power where it counts .

Key Features:

True 4000mAh capacity (±5%) for extended, high-output performance
15.2V (4S, 4.35V per cell) LiHV chemistry - delivers higher sustained voltage
90C discharge rate - instant power with minimal sag
Optimized power-to-weight ratio - higher energy density per gram
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: 15.2V (4S, 4.35V per cell)
  • Discharge Rate: 90C
  • Size: 27mm x 44mm x 140mm
  • Weight: 358g
  • 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 4S LiHV Battery
  • Pre-installed 10AWG power leads
  • High-quality balance lead for accurate 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: 21113410225

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.5 ★★★★★
Based on 5 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
G
Verified Purchase
Gary R
Carnegie, US
★★★★★ 5
Solid advice
Format: Paperback
Nice foundational advice to help one stay motivated and not so overwhelmed. Good read!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 20, 2026
Y
Verified Purchase
Young
Port Orchard, US
★★★★★ 5
Learning Faster, Failing Smarter
Format: Paperback
This book is truly amazing. Each chapter offers so much to learn. It helped me review what I’ve missed so far, anticipate future challenges, and prepare ways to reduce the chances of failure. It reminded me that failure is inevitable, but the speed of learning, adapting, and retrying makes all the difference. I learned that luck comes through action, ownership is everything, and true success lies in persistence and focus. The book also emphasizes solving real problems with humility, data, and continuous iteration. I’m truly grateful to have found this book — it changed the way I think about challenges and growth.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 13, 2025
P
Verified Purchase
Paul Zieske
Charlottesville, US
★★★★★ 5
You NEED this book!!
Format: Kindle
If you are involved in a startup, or thinking about getting involved this is a must read. Jame's doesn't just rely on his own experience, he has been advising founders for years and does this with close relationships, not boardroom pontification. His blunt approach is balanced with his caring critiques. You can read dozens of books on startups and find out, when you actually are in one, how little applies to you. This is not that. Must read!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 1, 2025
M
Verified Purchase
Marshall Gittler
Cuba, US
★★★★★ 4
Excellent book with a lot of solid advice
Format: Kindle
I thought this was an excellent book. It gave great advice that I found really helpful in thinking about and planning my startup, as many of the other comments have noted. The key ideas as far as I remember are that a) you should talk to as many potential users as you can and find out what their problems are, and b) be laser-focused on solving those problems instead of building what it is you want to build, because the thing you want to create might not be the thing that they want to buy. In fact I did just that; I talked with just one potential user and found that what I had thought would be their big problem wasn't a problem at all for them, and looking at some hard numbers as he advises, it isn't a problem for the industry as a whole, either. I had to go back and reformulate my approach. I now have a 100% better value proposition for them. Just two words of caution: 1) The book assumes that your startup is an app of some sort. Much of what he's talking about is therefore specific to the tech business. Mine isn't. Mine is a real product that people can hold in their hands. That wasn't a deal breaker by any means as most of the lessons in the book are still applicable to my product and what I'm doing. Still, it would've been nice of him to acknowledge that someone's start-up may be a lemonade stand or something material and concrete like that. 2) Is the vulger language necessary? I mean, English isn't like some other languages where there's an enormous difference between the way a language is written and the way it's spoken, but still, do we need so many obscenities in a book on business? It reads in some places like you're in a bar with a tech bro who's had a few drinks and is lambasting your approach to your business. I could've done without all the four-letter-words. But maybe that's just my generation.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 2, 2025
G
Verified Purchase
greenengineer
Los Angeles, US
★★★★★ 5
Essential reading for startup entrepreneurs
Format: Paperback
I wish I had read this book BEFORE I undertook my startup! It provides an essential guidance for entrepreneurs who are thinking about a startup and I highly recommend it to anyone considering it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025

recommand products