Product Specifications

• Model: IB388 Intelligent Battery 
• Nominal Energy: 387.6 Wh (17,000 mAh @ 22.8 V) 
• Nominal Voltage: 22.8 V 
• Max Continuous Discharge: 40 A 
• Max Burst Discharge: 55 A 
• Operating Temperature: -10 °C to +45 °C 
• Weight: ~2.08 kg per battery
• Compatibility: Inspired Flight IF800 Tomcat drone

IB388 Technical Specifications

• Battery Chemistry

Lithium Polymer High-Voltage (LiHv)

• Battery Configuration

6 Series, 1 Parallel, Internal BMS

• Nominal Energy

387.6 Watt-Hours

• Factory Capacity

17,000 mAh

• Nominal Voltage

22.8 Volts

• Max (100% Capacity) Voltage

26.1 Volts

• Normal Min Voltage (1% Capacity)

21.6 Volts

• Minimum Safe Voltage

19.8 Volts

• Max Continuous Discharge

40 Amps

• Max Burst Discharge

55 Amps

• Max Charge Current

17 Amps (1C)

• Cut-Off Charge Current

18 Amps

• Max Charge Voltage (Charger Limited)

26.1 Volts (4.35v/Cell)

• Over Charge Cuttoff Voltage (BMS Regulated)

4.38v/Cell

• Cell Balancing

Controlled by BMS (<0.01v)

• BMS Self Discharge

To 3.8v/Cell after 48 Hours

• Weight

2.08 kg

• Dimensions

74 x 89 x 228 mm

• Ambient Operating Temperature

-10 to 45°C

• Max Internal Temperature

70°C

• Storage Temperature

10°C to 30°C

• Life Expectancy

150-300 Cycles

• Long Term Storage

Cycle once every 3 months

• Additional Battery Data

Available over NFC

• Aircraft Communication

DroneCAN*

What’s in the Box

• 2 × IB388 Intelligent Batteries (for IF800) 
  (No charger or additional accessories included in this “Set” version.)