# Powerbank kit, transparent case, QC4.0, PD, 22.5W, 8P

- Page: https://sigmanortec.ro/en/powerbank-kit-transparent-case-qc40-pd-225w-8p
- Price: 87.73 RON
- Availability: In stock; 1-2 zile
- Reference: 9624 · EAN: 5943739764001
- Category: Electronic components > Battery > Powerbank Kits
- Specifications: Technology: Lithium Ion; Power: Over 20W
- Package (shipping data): 0.125 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-21 22:11 (Europe/Bucharest)

## Description

Assemble a custom powerbank from 8 18650 cells, with a transparent case and LED display for the charge level. It offers PD fast charging up to 22.5W and QC4.0, can simultaneously power three devices via 2x USB and 1x USB-C. The USB-C port works for both charging and discharging, the kit includes the board, case and mounting accessories.
DIY Powerbank with 22.5W PD (Power Delivery) and Quick Charge (QC4.0) compatible output, is a kit composed of the case, electronic board, screws and all the elements necessary to assemble a Powerbank with a maximum capacity of 28.000mAh when using 3.500mAh.
Can install 8 18650 cells ( NOT included ). Installation requires a spot welder. We do NOT recommend this product to those who are not experienced in assembling cell packs .
It has two standard USB ports and one Type-C port, which can power three devices at the same time. The USB Type-C port works both for charging and discharging.
The output ports are PD compatible up to 22.5W and QC4.0.
Batteries are not included, they must be purchased separately and installed by you.
The power bank has a built-in LED display that displays the charging status of the cells, it lights up during charging or when the button is pressed.
Specifications:
Cell capacity: 8
Cell configuration: 1S8P
Nominal voltage: 4.2VDC
Material: ABS-PVC
Color: Yellow
Size: about 148x47x54mm
Input port: USB Type C female
Output port: 2x USB female
Input: DC5V/2.1A 20W
Output: 2x PD22.5W + QC4.0
Quantity: 1 kit (Not including 18650 battery and charging cable)
Use:
When powering up the module it will indicate 0% . Especially if you are testing the board before connecting to the batteries, DO NOT exceed the maximum voltage of 4.2VDC otherwise the IC will burn out.
The board requires ACTIVATION , meaning once connected to the battery, it must be charged, in this way the board will activate and the percentage displayed on the screen will be the correct one.
Activation must be done every time voltage is lost to the board.