ISDT PB40 Power Bank 10000mAh 36W Dual USB-C Fast Charging
Product Description
The ISDT PB40 is a compact and powerful 10,000mAh power bank designed for everyday use, travel, RC/FPV equipment and other USB-C powered devices.
Equipped with two independent bidirectional USB-C ports, the PB40 supports both charging and discharging through either port. Each USB-C channel delivers up to 18W, with a combined output of up to 36W when both channels are used.
The power bank uses high-quality Samsung 21700 Li-ion cells, providing reliable performance in a compact housing weighing approximately 185 g.
One of the key advantages of the PB40 is its dual-channel charging system. When both USB-C ports are used for input, the power bank can be fully charged in approximately 1.5 hours.
Key Features
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10,000mAh / 36Wh battery capacity
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High-quality Samsung 21700 Li-ion cells
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2 × USB-C bidirectional ports
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Up to 18W input/output per USB-C port
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Up to 36W combined dual-channel power
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Supports 5V / 9V / 12V output
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Charge two devices simultaneously
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Dual-port fast charging of the power bank
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Full recharge in approximately 1.5 hours using both USB-C inputs
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Compact and lightweight design
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LED battery level indication
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Touch activation
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Built-in buzzer
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ISDLink app support
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OTA firmware updates
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Battery Protection mode
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Simultaneous charging and discharging supported
Technical Specifications
| Specification | Details |
|---|---|
| Brand | ISDT |
| Model | PB40 |
| Battery type | Li-ion |
| Battery cells | Samsung 21700 |
| Battery capacity | 10,000mAh / 36Wh |
| Cell capacity | 9506mAh rated / 9800mAh typical |
| Rated output capacity | 6500mAh @ 5V / 1A |
| Ports | 2 × USB Type-C |
| USB-C function | Bidirectional input/output |
| Input | 5V / 3A, 9V / 2A |
| Output | 5V / 3A, 9V / 2A, 12V / 1.5A |
| Maximum power per channel | 18W |
| Maximum combined power | 36W |
| Conversion efficiency | 82% |
| Charging time | Approx. 1.5 hours using two USB-C inputs |
| Operating temperature | 0–40°C |
| Dimensions | 81 × 48 × 26 mm |
| Weight | Approx. 185 g (±10%) |
| App support | ISDLink |
| Firmware updates | OTA |
| Simultaneous charge/discharge | Yes |
Smart Battery Management
The PB40 works with the ISDLink app, providing additional monitoring and battery management functions. OTA support allows compatible firmware updates, while the built-in buzzer can help locate the power bank.
The Battery Protection function is designed for situations where the power bank remains connected to a charger for extended periods. It can maintain the battery at approximately 80% charge to help reduce long-term battery degradation.
Compact Power for Everyday and FPV Use
With dimensions of only 81 × 48 × 26 mm and a weight of approximately 185 g, the ISDT PB40 provides a useful balance between capacity, output power and portability.
It is suitable for smartphones and compatible USB-C devices, as well as a convenient portable power source for FPV and RC equipment in the field.
Package Contents
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1 × ISDT PB40 Power Bank
USB-C cables and chargers are not included unless otherwise specified in the product package.
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