# USB tester, TypeC, KWS-1902C, 4-30V, 0-5A, color LCD

- Page: https://sigmanortec.ro/en/usb-tester-typec-kws-1902c-4-30v-0-5a-color-lcd
- Price: 60.15 RON
- Availability: In stock; 1-2 zile
- Reference: 7754002 · EAN: 5944198469117
- Category: Electronic components > Testing and Measurement
- Specifications: Supply Voltage: 4 VDC; Maximum Input Voltage: 30 VDC; Maximum Output Current: 5 A; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.015 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:22 (Europe/Bucharest)

## Description

Compact USB-C tester for quick monitoring of chargers, cables and powered devices, displays real-time voltage and current 4-30V, 0-5A, plus power and energy consumed, 0.96 inch IPS color screen with wide visibility, bidirectional measurement for both-way checks, overcurrent protection and thermal shutdown for safe use.
Tester KWS-1902C with USB-C type connector, compact and precise, designed to monitor and analyze the performance of devices powered by USB-C. It has a 0.96 inch IPS color screen that displays in real time the critical parameters of the power supply, such as voltage, current, capacity, load resistance, power, accumulated energy, temperature and operating time.
The IPS screen offers a wide viewing angle of 160° and vivid colors for easy data reading.
Includes overcurrent protection and thermal shutdown to ensure safety in use.
With a current resolution of 0.002A and a test capacity of up to 150W, this device is ideal for evaluating the performance and efficiency of chargers, cables and peripheral devices.
Specifications:
Model: KWS-1902C
Dimensions: 55 x 26.5 x 11.5 mm
Voltage: 4-30V
Current: 0-5A
Resolution Voltage: 0.002A
Capacity: 0-999999 mWh
Load Resistance: 1-9999.9Ω
Power: 0-150W
Energy: 0.999999 mWh
Temperature: 0-80°C
Timing: 0-99 hours
Product interface: USB-C 24 pin
Test Direction: Bidirectional
Screen: 0.96 inch, color
Operation:
Change Display Page: Press briefly to change the displayed page.
Rotate Display Page: Double click quickly to rotate the displayed page.
Delete Saved Data: Press and hold the button for 3 seconds to delete the saved data.
Current and Voltage Calibration: After pressing the button with a standard voltage of 5,000V, the button can be released when the factory settings appear on the screen, and the product is automatically calibrated.
Usage Notes:
Calibration: Do not connect any load to the device during calibration to ensure the accuracy of the measurements.
Operating Temperature: The device works optimally in the temperature range of 0-80°C, needing adequate heat dissipation to prevent overheating.
Energy Monitoring: Track the energy efficiency and consumption of connected devices to optimize energy use.