| Brand Name: | Longtiger |
| Model Number: | Silverfish lithium battery |
| MOQ: | 1 |
| Price: | 85-220 |
| Delivery Time: | 10-15 work days |
| Payment Terms: | T/T,D/P,L/C,Western Union |
Down Tube E-Bike Lithium Battery 48V/52V/60V 10Ah-20Ah | Smart BMS, OEM Ready
The Silverfish Down Tube rechargeable e-bike lithium battery features high-energy 21700 cells, available in capacities of 10Ah, 15Ah, and 20Ah, and compatible with 48V, 52V, and 60V systems.
Key Features:
Durable lightweight aluminum alloy housing – shockproof, dustproof, waterproof
Built-in smart BMS: overcharge / over-discharge / overcurrent / short circuit / temperature protection + cell balancing
Stable output for long-range riding on electric bikes and e-scooters
Supports OEM customization and B2B wholesale orders
High-energy 21700 cells support 500-1000W motor output
Single charge range: 30-50 miles (approx. 48-80 km, depending on motor power and riding conditions)
Multiple protection features: overcharge, over-discharge, overcurrent, short circuit, temperature protection
Cell balancing extends battery lifespan, ensuring safe riding
Aluminum alloy black-silver housing – impact-resistant, sleek, and durable
Equipped with handle and safety lock – easy to install and carry
Cycle life ≥1000 times, maintaining ≥80% capacity
Service life up to 3+ years, reducing replacement costs
LED battery indicator for real-time power monitoring
Anti-theft safety lock and portable handle
50% lighter than lead-acid batteries
High charging/discharging efficiency, low self-discharge, environmentally friendly
Supports brand customization and bulk orders
Professional technical support and 1-year warranty
| Specification | Details |
|---|---|
| Brand | LTG / Silverfish |
| Cell Type | 21700 High-Energy Lithium Cells |
| Nominal Voltage | 48V / 52V / 60V |
| Nominal Capacity | 10Ah / 15Ah / 20Ah |
| Compatible Motor Power | 500-1000W |
| Cycle Life | ≥1000 cycles (≥80% capacity retained) |
| Charging Time | 3-8 hours |
| Charging Current | 2-5A |
| Operating Temp (Charge) | 0-45℃ |
| Operating Temp (Discharge) | -10~60℃ |
| Housing Material | High-Strength Aluminum Alloy |
| Feature / Certification | Details |
|---|---|
| BMS Functions | Overcurrent, Overcharge, Overdischarge, Short Circuit, Cell Balancing |
| LED Battery Indicator | Real-time battery status |
| Safety Lock & Handle | Anti-theft design, easy to carry and install |
| Certification | CE, UN38.3, MSDS |
| Application | Electric Bikes, E-Scooters |
| OEM & Bulk Support | Brand customization, bulk orders, professional support |
Mount the battery holder
Use screws to securely attach the holder to the bike down tube
Install the battery
Slide the battery into the holder and lock in place
Connect to controller
Red wire = positive, Black wire = negative, connect to the e-bike controller
Power on and test
Press the power switch to confirm normal operation
Check battery level
Press the D button to view LED battery status:
1 Red + 2 Green = 100%
1 Red + 1 Green = 50%
1 Red = 20%
Q1: Which vehicles are compatible?
A: Compatible with most electric bikes and e-scooters, supporting various motor powers.
Q2: Available capacities and voltages?
A: Capacities: 10Ah / 15Ah / 20Ah; Voltages: 48V / 52V / 60V
Q3: Charging time and cycle life?
A: Charging 3-8 hours; cycle life ≥1000 cycles (≥80% capacity retained)
Q4: Is OEM customization available?
A: Yes, supports brand customization and bulk orders with professional technical support
Q5: Certifications and safety standards?
A: CE, UN38.3, MSDS, compliant with international shipping and sales standards