Super Shark 52v 20ah Samsung 40T eBike Battery
⚡ 52V 20AH Samsung 40T Locking Super Pack – The Ultimate High-Current, Long-Range eBike Battery, Built in the USA | Extreme Power & Endurance
🔋 Proudly Built in the USA
Every Locking Super Pack is hand-assembled in our Bethlehem, Pennsylvania facility.
We don’t just import and label — we build our own packs, ensuring genuine cells, safe construction, and unmatched high-current performance for the most demanding riders.
⚙️ Choose Your Premium Cell Configuration
| Cell Type | Voltage / Capacity | Continuous Rating | Best For |
|---|---|---|---|
| Samsung 50S | 52 V 25 Ah | 125 A | Long-range endurance with balanced discharge |
| Samsung 40T | 52 V 20 Ah | 175 A | High-output setups needing fast current response |
| Molicel P42A | 52 V 21 Ah | 200 A | Stable high-power delivery for daily riders |
| Molicel P45B | 52 V 22.5 Ah | 225 A | Superior efficiency under sustained high load |
| NEW – Molicel P50B | 52 V 25 Ah | 300 A | Extreme power output, long-range rides, and superior thermal control |
All packs use 70 genuine 21700 cells (14S5P) and 0.5 mm custom-cut copper busbars rated to handle 300 A continuous — delivering more current with less heat and voltage sag.
🔩 Built for Maximum Performance
Our proprietary 0.5 mm copper busbars ensure ultra-low resistance and efficient current flow.
Each connection uses 0.2 mm nickel/copper composite welds, creating secure, high-conductivity bonds for consistent power delivery.
💪 Performance Highlights
⚡ 52 V High-Voltage System – Plug-and-play upgrade for 48 V motors
🔋 Huge Capacity Options – 20 Ah to 25 Ah for range and power
⚙️ 80 A Smart BMS – Temperature-protected and balanced charging
🔐 Dual Locking System – Built-in security with 2 keys
🔧 Reinforced Mounting Cradle – Adjustable anchor points for perfect fit
💨 Direct 10 AWG Wiring – Bypasses fragile case connectors for maximum efficiency
🧊 Optimized Cooling – Tight frame design prevents heat build-up
🧠 Simplified Design – No fragile charge ports or switches = higher reliability
NEW Molicel P50B Model Highlights
🇺🇸 Built in the USA – Hand-assembled in Bethlehem, PA
🔋 52 V 25 Ah Configuration (14S5P)
🧩 70 Grade-A 21700 Cells – Certified for durability and thermal stability
⚙️ Delivers Smooth, Consistent Power Under Heavy Load – Perfect for high-torque eBikes and long-distance builds
🧰 Technical Specifications
| Feature | Specification |
|---|---|
| Voltage | 52 V (14S Configuration) |
| Capacity | 20 Ah – 25 Ah (depends on cell type) |
| Energy | Up to 1,300 Wh |
| Cells | 21700 Premium Samsung or Molicel |
| BMS | 80 A Continuous / Temp Protected |
| Busbars | 0.5 mm Copper – 300 A+ Rated |
| Case | Locking “Super Shark” Design |
| Dimensions | 14.5" × 3.8" × 6.2" |
| Weight | ≈ 14 lbs |
| Build Location | Bethlehem, Pennsylvania, USA 🇺🇸 |
⚠️ Safety Guidelines
Please read our eBike Battery 101 Guide before use. Lithium-ion batteries must be handled with care.
Always:
Charge with the correct lithium-ion charger
Charge in a fireproof or metal container
Store in a cool, dry environment
Never:
Modify connectors or wiring
Charge unattended or near flammables
Use if damaged or wet
Improper handling can cause fire or injury — consult a professional if unsure.
🚚 Shipping Information
Built to order in Bethlehem, PA
Ships within 6 – 10 business days
Tracking provided upon shipment
U.S.-based support available
🏆 Why Choose Bicycle Motor Works
🇺🇸 Proudly Built in the USA Since 2014
👨🔧 Family-Owned & Operated
🔋 Certified 21700 Cells Only – No Rewraps or Recycled Cells
⚙️ Copper Busbar Engineering for Maximum Efficiency
🚴 Trusted by eBike Builders & Riders Nationwide
Bicycle Motor Works – Premium American-Made eBike Batteries.
Engineered for Power. Built to Last.
Our policies must be read, understood and agreed upon before making a purchase, which include eBike Battery 101, Privacy Policy, Store Policies and Terms of Use. All of these materials and access to our manuals are available on our website, under Resource Center.