Portable Lunaris 14s5p | 50.4v 25ah Samsung 50e/s Essentials [eL27OMbo]

Precision-Engineered Power for Robotics, Aerospace, and Demanding Applications

Cell Datasheet

Built to Perform

• Assembled in the USA using grade A, factory-fresh cells

• Proprietary assembly process for low-temp and high-current reliability

• Voltage-matched, thermally optimized for maximum consistency and safety

• Backed by a Lifetime Warranty & USA-based customer support

Core Specifications

• Nominal Voltage: 50.4 V (14S)

• Max Voltage: 58.8 V

• Min Voltage: 35.0 V

• Recommended Cut-off Voltage: 39.2 V ground / 42.0 V air

• Nominal Capacity: 25,000 mAh / 25 Ah

• Total Energy: 1,260 Wh

• Max Continuous Discharge: 49 A

• Max Charge Rate: 24.5 A

• Burst Discharge: 73.5 A for <10 sec

• Cell Chemistry: Lithium-ion 

Mechanical Details

• Cell Type: Samsung 50E / High-Energy 21700

• Configuration: 14S5P

• Dimensions (L x W x H): 30 cm x 10.75 cm x 7 cm

• Weight: 2,415 g ±3g

• Wire Gauge: 8 AWG (Power), 24 AWG (Balance)

• Connectors: XT90, AS150, or custom

• Balance Plug: JST-XH-15P

• Jacketing: Durable Polyvinyl Chloride (PVC) or optional upgrades

• Operating Temp Range: 0 °C to 60 °C (32 °F to 140 °F)

Available Upgrades

Modular enhancements available upon request:

• Sensors: NTC Thermistors or Digital

• Hard Case: Rugged aluminum-rubber composite

• Custom Wire Lengths / Connector Options / Mounting Features

Integration Notes

Optimal performance is dependent on airflow during both discharge and charge cycles. Packs should be installed where ambient cooling is sufficient to maintain cell skin temperature below 60 °C. Contact us for thermal guidelines or airflow modeling support.

Engineering Support

We offer:

• Custom pack configurations

• Engineered drawings and CAD integration

• System-level energy planning assistance