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Premium High Density Molicel M65A Li-Ion Battery 6500mAh 21.6V 26A Max (TN6S1P-M65A)

Available Early 2026. Pre-Orders Now Open

Designed for modern UAVs and advanced robotics, this premium high density lithium-ion battery offers lightweight, reliable energy delivery. With a nominal voltage of 21.6V and 6.5Ah capacity, it provides 140Wh of energy and a high energy density of 300 Wh/kg. Built for dynamic performance, it supports a continuous discharge of 26A and peak pulse of up to 39A. Compact, weighing only 0.5 kg, it integrates easily into aerial or mobile systems and supports optional Smart BMS for remote monitoring and enhanced safety.

  • High-Energy Design: 140Wh energy with 300 Wh/kg energy density
  • Compact & Lightweight: Slim 25 × 80 × 150 mm dimensions at just 0.5 kg
  • Reliable Discharge Capacity: 26A max continuous and 39A peak pulse discharge
  • Smart BMS Support: Optional CANBUS, RS485, UART interfaces for intelligent monitoring
  • Integrated Safety: Full protection circuitry for voltage, current, and temperature control

German Engineering Since 2011

Proudly manufacturing high-quality lithium-ion batteries in Germany, combining precision and innovation for every solution.

Tailored Customization Options

Design your ideal battery with options for unique form factors, setups, and advanced BMS configurations to suit your needs.

Advanced BMS with Connectivity

Leverage our proprietary BMS modules featuring advanced connectivity and performance optimization for seamless integration.

Fast Turnaround for Custom Solutions

From the first consultation to production, we deliver custom battery packs in just 4–6 weeks, ensuring your projects stay on track.

Technical Details

TN6S1P-SA17-01

Electrical Specifications

  • Cell Model: Amprius SA17
  • Cell Configuration: 6S1P
  • Nominal Voltage: 21.6V
  • Nominal Capacity: 6Ah
  • Energy: 130Wh
  • Charge Voltage: 25.2V
  • Cut-off Voltage: 15V
  • Energy Density: 300 Wh/kg

Current Parameters

  • Max Continuous Discharge Current: 18A (3C)
  • Max Pulse Discharge Current (≤30s): 30A (5C)
  • Max Charge Current: 6A (1C)

Physical Specifications

  • Dimensions (L × W × H): 25 × 80 × 150 mm
  • Weight: 0.5 kg
  • Enclosure Material: PVC Shrink Wrap

TN6S1P-M65A-01

Electrical Specifications

  • Cell Model: Molicel INR21700-M65A
  • Cell Configuration: 6S1P
  • Nominal Voltage: 21.6V
  • Nominal Capacity: 6.5Ah
  • Energy: 140Wh
  • Charge Voltage: 25.2V
  • Cut-off Voltage: 15V
  • Energy Density: 322 Wh/kg

Current Parameters

  • Max Continuous Discharge Current: 26A (4C)
  • Max Pulse Discharge Current (≤30s): 39A (6C)
  • Max Charge Current: 18A (1C)

Physical Specifications

  • Dimensions (L × W × H): 25 × 80 × 150 mm
  • Weight: 0.5 kg
  • Enclosure Material: PVC Shrink Wrap

TN6S3P-SA17-01

Electrical Specifications

  • Cell Model: Amprius SA17
  • Cell Configuration: 6S3P
  • Nominal Voltage: 21.6V
  • Nominal Capacity: 18Ah
  • Energy: 390Wh
  • Charge Voltage: 25.2V
  • Cut-off Voltage: 15V
  • Energy Density: 300 Wh/kg

Current Parameters

  • Max Continuous Discharge Current: 54A (3C)
  • Max Pulse Discharge Current (≤30s): 90A (5C)
  • Max Charge Current: 18A (1C)

Physical Specifications

  • Dimensions (L × W × H): 75 × 80 × 150 mm
  • Weight: 1.4 kg
  • Enclosure Material: PVC Shrink Wrap

TN6S3P-M65A-01

Electrical Specifications

  • Cell Model: Molicel INR21700-M65A
  • Cell Configuration: 6S3P
  • Nominal Voltage: 21.6V
  • Nominal Capacity: 19.5Ah
  • Energy: 420Wh
  • Charge Voltage: 25.2V
  • Cut-off Voltage: 15V
  • Energy Density: 322 Wh/kg

Current Parameters

  • Max Continuous Discharge Current: 78A (4C)
  • Max Pulse Discharge Current (≤30s): 117A (6C)
  • Max Charge Current: 19.5A (1C)

Physical Specifications

  • Dimensions (L × W × H): 75 × 80 × 150 mm
  • Weight: 1.4 kg
  • Enclosure Material: PVC Shrink Wrap

Extra Details

Environmental Specifications

  • Operating Temperature:
    • Charge: 0°C to 45°C
    • Discharge: –20°C to 60°C
  • Storage Temperature:
    • Short-term (<1 month): –20°C to 45°C
    • Long-term (>1 month): 0°C to 25°C
  • Humidity: ≤85% RH

Performance Specifications

  • Cycle Life: ~600 cycles @0.5C/1C; ~500 cycles @1C/1C
  • Designed to meet: CE, UN 38.3, RoHS, IEC 62133

Protection Features

  • Overcharge Protection
  • Over-discharge Protection
  • Overcurrent Protection
  • Short Circuit Protection
  • Temperature Monitoring

Communication Interfaces (with Smart BMS)

  • CANBUS, RS485, UART

Warranty

  • Duration: 12 months

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DATASHEET
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Premium High Density Molicel M65A Li-Ion Battery 6500mAh 21.6V 26A Max (TN6S1P-M65A)

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Contact Details

If you have any questions or need help, feel free to contact our team.
+49 (030) 5770-34433
Max-Planck-Str. 7, 12489 Berlin, Germany

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