Upgrade Your Ride with the GeB HT21-2C Battery
Tired of a heavy battery slowing you down? Running out of power halfway home? It's time for a smarter, lighter, and more reliable power source. The GeB HT21-2C is engineered to transform your riding experience.
Key Features at a Glance:
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깃 Super Lightweight: At only 1.9kg, it makes your bike more agile and easier to carry.
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🔋 Premium LG/Samsung Cells: Guarantees longer range, stable power, and a superior lifespan.
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🛡️ Advanced Safety Protection: Equipped with a smart 15A BMS for worry-free charging and riding.
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🔌 On-the-Go Charging: Features a built-in 5V USB port to power your devices anywhere.
| Parameter |
24V 13.5AH |
24V 15AH |
36V 9AH |
36V 10AH (Most Popular) |
| Model |
GeB HT21-2C |
GeB HT21-2C |
GeB HT21-2C |
GeB HT21-2C |
| Nominal Voltage/Capacity |
24V 13.5AH |
24V 15AH |
36V 9AH |
36V 10AH |
| Cell Configuration |
7S3P |
7S3P |
10S2P |
10S2P |
| Cell Type |
DMEGC 21700 |
LG/Samsung 21700 |
DMEGC 21700 |
LG/Samsung 21700 (Premium Cells) |
| Cell Capacity |
4.5AH |
5.0AH |
4.5AH |
5.0AH |
| Fit for Motor Power |
≤250W |
≤250W |
≤250W |
≤250W |
| BMS Continuous Discharge |
15Amp |
15Amp |
15Amp |
15Amp |
| Cut-off Voltage |
19.6V |
19.6V |
28V |
28V |
| Standard Charge Current |
2A |
2A |
2A |
2A |
| Battery Weight |
Approx. 2.0Kg |
Approx. 2.0Kg |
Approx. 1.9Kg |
Approx. 1.9Kg (Ultra-Light) |
| Dimensions |
352*74*86MM |
352*74*86MM |
352*74*86MM |
352*74*86MM |

🤔 Will This Battery Fit My Bike? Easy Compatibility Check
Before ordering, please follow these 3 simple steps to ensure a perfect fit:
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1. Match the Voltage (V): Check that your motor and old battery are the same voltage as this one (e.g., 36V).
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2. Check the Dimensions: Measure your bike's battery compartment and compare it with our battery dimensions (352*74*86MM).
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3. Confirm the Connector: Look at the discharge port on our battery pictures and ensure it matches the connector on your bike.
❓Unsure? We are here to help! Contact us with a photo of your old battery, and our experts will assist you.
📦 What's in the Box?
- 1 x GeB HT21-2C E-bike Battery Pack
- 1 x Dedicated 2A Charger
- 2 x Security Keys
- 1 x User Manual
Ride With Absolute Confidence
🥇 Uncompromising Quality, Certified Safety
Your safety is our top priority. Every GeB battery is built to the highest standards and undergoes rigorous testing.
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Premium Grade A Cells: We exclusively use brand new, Grade A cells from industry leaders like LG and Samsung. This guarantees superior performance, a longer lifespan, and consistent reliability.
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Globally Certified: Ride with peace of mind knowing our batteries meet key international safety standards, including CE, RoHS, and UN38.3 for safe shipping.
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Advanced 15A BMS Protection: The integrated smart Battery Management System acts as the brain of your battery, safeguarding it against over-charging, over-discharging, over-current, and short-circuits to maximize safety and longevity.
🛡️ Our Ironclad Guarantee & Customer Support
We stand behind every product we sell. Your purchase is protected from start to finish.
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Comprehensive [12-Month] Warranty: We offer a full one-year limited warranty covering any manufacturing defects. (Adjust term as per your policy.)
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Lifetime Technical Support: Our expert team is always here to help you with installation, troubleshooting, or any questions you may have.
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ISO:9001 Certified Manufacturing: Our production process follows the strict quality management systems of ISO:9001, ensuring every battery meets the highest quality control standards.
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Ready for Global Markets: GeB products have secured a full suite of certifications including CE, RoHS, UN38.3, MSDS, IEC62133, UL, CB, and KC, ensuring they meet safety and quality requirements worldwide.
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Satisfaction Guarantee: If you're not satisfied, we offer a [30-Day] return policy for unused products. (Adjust term as per your policy.)
Our commitment to quality is transparent. We utilize the same rigorous, certified manufacturing processes for every battery that we proudly demonstrate to our global partners.
- Quality You Can Verify: We build trust through uncompromising standards and premium components.
- Built by Experts: Our dedicated team ensures every battery is ready to perform safely and reliably.



🏭 Over a Decade of Battery Expertise
Since 2008, GeB (General Electronics Technology Co., Limited) has been a leader in the research, development, and manufacturing of high-performance Lithium-Ion battery packs. Our years of experience mean that every battery is built with expertise you can trust.
Our Commitment to You
At GeB, our mission is simple: to provide cyclists around the world with safe, high-quality, and reliable power solutions. Our extensive experience in global supply chains ensures that we deliver top-tier products and professional technical support to every customer.
🚀 Innovation in Every Pack
We are constantly pushing the boundaries of battery technology to deliver lighter, more powerful, and longer-lasting products. Our reputation is built on the quality we deliver and the success of our customers.
Choose GeB today for Certified Quality and a Reliable Ride.