
FTHR-12S 40000mAh 44.4V
SKU : FTHR-12S-BT-22000-HP
Key Specifications :
- 40,000 mAh Capacity
- 44.4V Nominal Voltage
- 5C Peak Discharge Rate
- Up to 250 Charge Cycles
For bulk or B2B enquires, contact us at +91-7717318119 or contact@vouwl.com
₹ 85,163.00(Exclusive of all taxes)
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- Capacity :
- 40 Ah
- Series :
- 12s
- Category :
- Defence
- Discharge Rate :
- 5C
- Energy Density :
- >300 wh/kg
- Chemistry :
- SEMISOLID STATE
- Voltage :
- 53 V
- Weight :
- 6.5 kg
- Charge Rate :
- 0.5C
- Cycle Life :
- 250

Feather-Lite 40,000mAh 12S Solid State Battery
Engineered to deliver reliable power in a lightweight design. Integrated with intelligent BMS ensures safe and seamless flights with confidence.
Core Capabilities :
- Active Cell Balancing
- Accurate fuel gauging
- Automatic self-discharge during storage
- Communication over DroneCAN interface
- Long cycle life
- Rapid heat dissipation
- Lightweight and Rugged aluminum encloser
- Self-developed BMS, ensures comprehensive protection for safe and reliable operation
Build & Compliance :
- UN 38.3 Certified and operational compliance
- Built in Bharat
Recommended Charger - 12S 40A Li-ion balance charger
Custom Configurations, additional functionalities are available upon request.
General specifications
- Cell Configuration
- 12S
- Nominal Capacity
- 40000mAh
- Nominal Voltage
- 44.4V
- BMS Type
- Tracker
- Chemistry
- Semisolid state
- Power
- 1776 Wh
- Energy Density
- 367 Wh/Kg
- Cycle Life
- 250 cycles
- Communication Protocol
- Bluetooth
- Net Weight
- 6.5 Kg
- Discharge Wire Gauge
- 8AWG
- Discharge Wire Length
- 20 cm
- Balancer Wire Length
- Compliance
- UN 38.3
- Warranty Period
- 6 Months
Discharging Conditions
- Continuous Current
- 200 A
- Burst Current
- 280 A
- Burst Duration
- 3 S
- Cut-Off Pack Voltage
- 43.4 V
- Temperature Range
- -20 - -60°C
Charging Conditions
- Standard Current
- 40 A
- Max Charge Current
- 40 A
- Cut-Off Pack Voltage
- 53.8 V
- Temperature Range
- 0 - 3°C
Storage Conditions
- Storage Voltage
- 51.8 - 54.6 V
- Temperature Range
- 0 - 43°C
- Humidity
- 75 %

This Package Consists of :
- 1N of Battery
- 1N of Selected Balance Connectors
- 1N of Battery Strap
- Read our Product Policy
- Read our Refund / Replacement Policy
- Read our Warranty Policy
- Read our Cancellation Policy
Customer Success Stories
" We've been using 6S-Enduro across multiple drones, and the durability and cycle life are excellent for continuous agricultural use. "

Mahesh Gowda
UAV Operations Manager
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Here are some common questions about our company.
VOUWL is not just a battery supplier. We build energy systems with embedded intelligence, combining electrochemistry, control algorithms, telemetry, and analytics to deliver predictable, safe, and optimised performance throughout the battery's life.

