By clicking “Accept All Cookies”, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. View our Privacy Policy for more information.

Privacy Preference Center

When you visit websites, they may store or retrieve data in your browser. This storage is often necessary for the basic functionality of the website. The storage may be used for marketing, analytics, and personalization of the site, such as storing your preferences. Privacy is important to us, so you have the option of disabling certain types of storage that may not be necessary for the basic functioning of the website. Blocking categories may impact your experience on the website.

Reject all cookies Allow all cookies

Manage Consent Preferences by Category

Essential

Always Active

These items are required to enable basic website functionality.

Marketing

Essential

These items are used to deliver advertising that is more relevant to you and your interests. They may also be used to limit the number of times you see an advertisement and measure the effectiveness of advertising campaigns. Advertising networks usually place them with the website operator’s permission.

Personalization

Essential

These items allow the website to remember choices you make (such as your user name, language, or the region you are in) and provide enhanced, more personal features. For example, a website may provide you with local weather reports or traffic news by storing data about your current location.

Analytics

Essential

These items help the website operator understand how its website performs, how visitors interact with the site, and whether there may be technical issues. This storage type usually doesn’t collect information that identifies a visitor.

Confirm my preferences and close

Premium High Density Molicel M65A Li-Ion Battery 52000mAh 50.4V 208A Max (TN14S8P-M65A)

Available Early 2026. Pre-Orders Now Open

Designed for advanced industrial drones, VTOL UAVs, and robotic systems, this high-capacity Li-ion battery delivers unmatched endurance and energy density. Built using high-performance Molicel M65A cells, it supports 2,620Wh of energy with an impressive 322Wh/kg density. Ideal for heavy-duty missions, the battery ensures robust protection, high discharge rates, and optional Smart BMS compatibility for real-time data and control.

Key Features

Exceptional Capacity & Energy: 52Ah capacity and 2,620Wh energy for extended missions
High Discharge Capability: 208A continuous and 312A peak discharge for demanding loads
Smart BMS Ready: Optional monitoring with CANBUS, RS485, UART
Durable Build: Encased in robust PVC shrink wrap; operates in extreme temperatures
Optimized for 60V-Class Systems: Ideal for VTOL, UAVs, robotics, and commercial drone use

Datasheet

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

TN14S4P-SA17-01

Electrical Specifications

Cell Model: Amprius SA17
Cell Configuration: 14S4P
Nominal Voltage: 50.4 V
Nominal Capacity: 24 Ah
Energy: 1,210 Wh
Charge Voltage: 58.8 V
Cut-off Voltage: 35 V
Energy Density: 300 Wh/kg

Current Parameters

Max Continuous Discharge Current: 72 A (3C)
Max Pulse Discharge Current (≤30s): 120 A (5C)
Max Charge Current: 24 A (1C)

Physical Specifications

Dimensions (L × W × H): 100 × 80 × 350 mm
Weight: 4 kg
Enclosure Material: PVC Shrink Wrap

TN14S4P-M65A-01

Electrical Specifications

Cell Model: Molicel INR21700-M65A
Cell Configuration: 14S4P
Nominal Voltage: 50.4 V
Nominal Capacity: 26 Ah
Energy: 1,310 Wh
Charge Voltage: 58.8 V
Cut-off Voltage: 35 V
Energy Density: 322 Wh/kg

Current Parameters

Max Continuous Discharge Current: 104 A (4C)
Max Pulse Discharge Current (≤30s): 156 A (6C)
Max Charge Current: 26 A (1C)

Physical Specifications

Dimensions (L × W × H): 100 × 80 × 350 mm
Weight: 4kg
Enclosure Material: PVC Shrink Wrap

TN14S8P-SA17-01

Electrical Specifications

Cell Model: Amprius SA17
Cell Configuration: 14S8P
Nominal Voltage: 50.4 V
Nominal Capacity: 48 Ah
Energy: 2,420 Wh
Charge Voltage: 58.8 V
Cut-off Voltage: 35 V
Energy Density: 300 Wh/kg

Current Parameters

Max Continuous Discharge Current: 144 A (3C)
Max Pulse Discharge Current (≤30s): 240 A (5C)
Max Charge Current: 48 A (1C)

Physical Specifications

Dimensions (L × W × H): 200 × 80 × 350 mm
Weight: 8 kg
Enclosure Material: PVC Shrink Wrap

TN14S8P-M65A-01

Electrical Specifications

Cell Model: Molicel INR21700-M65A
Cell Configuration: 14S8P
Cell Model: Molicel M65A
Nominal Voltage: 50.4 V
Nominal Capacity: 52 Ah
Energy: 2,620 Wh
Charge Voltage: 58.8 V
Cut-off Voltage: 35 V
Energy Density: 322 Wh/kg

Current Parameters

Max Continuous Discharge Current: 208 A (4C)
Max Pulse Discharge Current (≤30s): 312 A (6C)
Max Charge Current: 52 A (1C)

Physical Specifications

Dimensions (L × W × H): 200 × 80 × 350 mm
Weight: 8 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

eMobility batteries

Medical batteries

Monitoring and security batteries

Robots & UMV batteries

Drones & UAV's

WebinarAdvanced Battery Management Systems

WebinarAdvanced Battery Management Systems

Premium High Density Molicel M65A Li-Ion Battery 52000mAh 50.4V 208A Max (TN14S8P-M65A)