Tired of guessing why your tire pressure sensor shows an error? The Totemtech SA02 handheld reader lets you see the exact ID and status of 125 KHz TPMS sensors in seconds. It is a pocket-size device with a bright 2.0-inch TFT screen, designed for mechanics, fleet managers, and DIY car owners who need fast, reliable data without expensive tools. No more wasted trips to the shop or blind replacements. This reader gives you the information you need to fix the problem the first time.
Totemtech SA02, 125KHz 2.0inch TFT screen Handheld TPMS ID Reader
Many vehicles use low-frequency TPMS sensors that only send a numeric code. When the code is unknown, a shop cannot match the sensor to the wheel, leading to guesswork and extra labor. This matters because incorrect sensor pairing can cause false pressure warnings and even safety issues. The Totemtech SA02 reads the sensor ID, pressure, temperature and battery health in one step. It then forwards the data via Bluetooth, RS232, CAN or USB to a laptop or mobile app, so you can log, analyze or replace the correct unit immediately.
Key Features
- 2.0-inch TFT screen with 240 320 resolution.
- Supports 125 KHz TPMS frequency.
- Bluetooth BLE 5.2 and Wi-Fi 2.4 GHz for wireless transfer.
- RS232, CAN and USB ports for wired data export.
- USB input power 4.5-6 V, 115 mA current drain.
- Operating temperature range -20 C to 60 C.
- Sensitivity -111 dBm to -121 dBm for reliable reception.
- Charge current up to 1 A for quick recharge.
- Weight only 135 g for easy handling.
Specifications
| Environmental |
|
| Temperature Setting Range |
-20°C–93°C |
| Operation Temperature |
-20°C–80°C |
| Storage Temperature |
-30°C–85°C |
| Working Temperature |
-20°C–60°C |
| Weight |
135g |
| Interfaces |
|
| IO port Connections |
1 RS232, 1 CAN, 1 USB |
| Display |
|
| Screen |
2.0inch TFT screen |
| Resolution |
240 × 320 |
| Power |
|
| USB Input Power Supply |
DC 4.5V – 6V |
| Current Drain |
115mA |
| Charge Current |
845mA or higher (1A max) (charge current will drop accordingly up the battery voltage rise.) |
| TPMS |
|
| Frequency for TPMS |
RF433.92MHz |
| Current Drain |
8.5mA when receiving |
| Sensitivity |
-111dBm to -121dBm |
| LF Frequency |
125KHz |
| Bluetooth | Wi-Fi |
|
| Bluetooth |
BLE5.2 |
| Wi-Fi |
2.4G, IEEE 802.11 b/g/n |
| Data Forwarding |
TPMS Data forwarded via bluetooth, RS232, CAN |
