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WebinarAdvanced Battery Management Systems

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Premium High Density Molicel M65A Li-Ion Battery 19500mAh 21.6V 78A Max (TN6S3P-M65A)

Available Early 2026. Pre-Orders Now Open

Optimized for industrial UAVs, robotics, and power-demanding platforms, this premium high density lithium-ion battery delivers 420Wh of energy at just 1.4kg. With a nominal voltage of 21.6V and a 19.5Ah capacity, it ensures consistent high-performance output backed by a robust 78A max continuous discharge and 117A peak pulse capability. Its compact dimensions and optional Smart BMS interface (CANBUS, RS485, UART) make it an excellent fit for mission-critical systems requiring reliability, endurance, and intelligent power integration.

  • High Energy Output: 420Wh energy with compact 1.4kg form factor
  • Heavy-Duty Discharge: 78A continuous and 117A pulse discharge for high-demand UAV systems or robotics
  • Compact & Lightweight: Measures just 75 × 80 × 150 mm for easy integration
  • BMS Ready: Optional Smart BMS connectivity via CANBUS, RS485, or UART
  • Full Safety Protection: Integrated protection against voltage, current, and thermal faults

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
product specs
Premium High Density Molicel M65A Li-Ion Battery 19500mAh 21.6V 78A Max (TN6S3P-M65A)