Key Highlights
- 20,000mAh high-density lithium battery with up to 210W output
- Multiple fast charge protocols: PD3.0, PPS, UFCS, QC3.0, FCP
- Large LED digital screen display
- Premium aluminum alloy shell with robust insulation
- Dual input up to 165W recharge
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Introduction
The CUKTECH PB200U is a flagship portable charger designed for high-speed, high-capacity scenarios. Tailored for laptops, tablets, and power-demanding mobile devices, it integrates a full PD3.0 140W output, rich protocol compatibility, and a durable industrial design.
Technical Specifications
| Model | CUKTECH PB200U |
|---|---|
| Battery Capacity | 20000mAh / 74Wh (3.7V) |
| Input | USB-C1+C2:up to 165W |
| Output | USB-C1: 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/5A,28V/5A (Max 140W) USB-C2: Max 90W USB-A: 5V-11V⎓3A (Max 33W) |
| Output Ports | USB-C1, USB-C2, USB-A |
| Display | TFT Smart Display |
| Size | ~162mm x 72mm x 30mm |
| Weight | ~495g |
| Materials | Aluminum alloy shell + flame-retardant PC insulation |
Device Compatibility
Supports a wide range of mobile phones, tablets, laptops, and gaming consoles. Real-world charging data shows excellent compatibility and speed across leading brands:
| Category | Device Name | Voltage (V) | Current (A) | Power (W) |
|---|---|---|---|---|
| Smartphone | iPhone 15 Pro Max | 8.69 | 2.94 | 25.55 |
| Samsung S24 Ultra | 9.28 | 4.62 | 42.84 | |
| vivo X100 Pro | 17.27 | 3.55 | 61.33 | |
| Huawei Pura70 Pro+ | 8.86 | 1.94 | 17.19 | |
| iQOO 12Pro | 8.07 | 4.00 | 32.28 | |
| OnePlus 9 | 9.00 | 1.89 | 16.67 | |
| OPPO Find X7 Ultra | 8.80 | 1.91 | 16.85 | |
| realme GT5 | 8.80 | 1.91 | 16.86 | |
| Redmi K60 Ultra | 18.33 | 5.41 | 99.00 | |
| Xiaomi 14 Ultra | 18.41 | 5.01 | 92.26 | |
| Meizu 21 | 17.91 | 3.94 | 70.58 | |
| Game Console | Lenovo Legion Go | 19.54 | 4.58 | 89.51 |
| Switch | 14.00 | 0.93 | 13.04 | |
| Tablet | Samsung Tab S8 | 8.95 | 3.23 | 28.94 |
| iPad Pro 11 | 8.40 | 1.96 | 16.52 | |
| Huawei MatePad Pro 13.2 | 17.42 | 3.12 | 54.37 | |
| MacBook Air M3 | 20.18 | 3.49 | 70.41 | |
| Laptop | MacBook Pro16 M1 Max | 20.87 | 4.55 | 94.96 |
| Framework Laptop | 20.27 | 2.45 | 49.66 |
Product Overview
The PB200U comes in a clean, professional packaging with molded compartments for secure transportation. The product offers a visually clean design with a single button for interaction and a clear LED screen showing battery percentage and operating state.
Physical Design
The aluminum alloy case delivers premium aesthetics and ruggedness. The ports are located on one side for easy access, and the USB-C cable tucks neatly into a recessed groove. All edges are smooth and refined.
Teardown Analysis
The internal structure reveals a well-organized layout with proper thermal and electrical insulation. Dual 21700 high-density battery cells are securely mounted with heavy adhesive and surrounded by thick insulation foam. The internal PCB is protected by a heat shield and EM shielded enclosure.
- Charging chip: IP5389
- MOSFETs: AO6806A + AON7534
- Capacitors: KOAS 25V 100uF (solid-state)
- Display controller: unmarked LED controller IC
Performance Testing
Using a POWER-Z tester, the PB200U showed full protocol compatibility across USB-C1, USB-C2, and USB-A. It successfully delivered 100W output on USB-C1 and the built-in cable, and 20W on USB-C2. Real-time wattage tracking on the LED display was accurate to within 1W.
Engineering Conclusion
The PB200U continues CUKTECH’s trend of well-designed high-capacity chargers. With strong fast charging performance, rugged build quality, wide compatibility, and excellent power delivery accuracy, it stands as one of the best 20000mAh power banks in its class. The use of IP5389 offers integrated high-efficiency conversion and safe power management.
- Strengths: 100W output, wide protocol support, built-in cable
- Ideal for: Laptop users, gamers, travelers
- Design: Clean, robust, and user-friendly
