The Ebyte EWM35T-2G4T06SP is a highly robust, automotive-grade ultra-high-temperature resistant 2.4GHz wireless UART serial transceiver module featuring 6dBm transmit power, a communication range of up to 0.23km, stamp-hole SMD packaging, and advanced features including transparent transmission, fixed-point/broadcast modes, and communication encryption.
| Technical Parameter | Specification Details |
|---|---|
| Product Model | EWM35T-2G4T06SP |
| Operating Frequency | 2.4 GHz (2400 to 2480 MHz) |
| Communication Interface | UART (Universal Asynchronous Receiver-Transmitter) |
| Transmit Power | 6 dBm |
| Communication Distance | 0.23 km (230 meters) |
| Packaging Form Factor | Standard Stamp Hole SMD |
| Dimensions | 16 x 23 mm |
| Transmission Modes | Transparent, Fixed-point, Broadcast |
| Security & Updates | Communication Encryption, Serial Firmware Upgrade |
| Special Class | Automotive-Grade Ultra-High Temperature Resistant |
Practical Application Scenarios
1. In-Vehicle Engine Compartment and Powertrain Telemetry
The EWM35T-2G4T06SP is purpose-built to withstand the extreme thermal environments of automotive under-the-hood placements. By mounting the module inside engine bays or near transmission systems, engineering teams can continuously stream high-temperature oil sensor readouts, cylinder pressure data, and diagnostic codes over a 2.4GHz UART serial link without worrying about thermal-induced frequency drift or component degradation up to 150 degrees Celsius.
2. High-Temperature Industrial Kiln and Smelting Control
For metal processing, glass manufacturing, and ceramic production, monitoring localized temperature profiles near industrial ovens and kilns is critical. By implementing this module alongside thermal probes, automation engineers can transmit real-time thermal telemetry wirelessly over a 0.23km radius. The support for communication encryption prevents malicious intervention, while the rugged layout ensures flawless transparent data transmission in intense RF noise.
3. Factory-Floor Smart Machinery and Rotating Equipment Monitoring
In smart manufacturing plants, components like heavy industrial spindles, electric motors, and CNC tool heads generate immense localized heat. The EWM35T-2G4T06SP’s miniature 16 x 23mm stamp-hole SMD footprint allows it to be surface-mounted directly onto compact rotating machinery enclosures. Using its integrated fixed-point and broadcast transmission modes, developers can establish structured point-to-multipoint industrial sensor mesh systems to monitor mechanical stress and prevent critical failures.
FAQ Section
1. What makes the EWM35T-2G4T06SP suitable for automotive-grade high-temperature environments?
The module is designed with automotive-grade components, highly stable low-drift temperature-compensated crystals, and specialized high-grade PCB substrate materials. This allows the RF circuitry and the integrated transceiver unit to maintain strict frequency accuracy and reliable signal integrity at extreme temperatures of up to 150 degrees Celsius, where standard commercial-grade modules would suffer from frequency drift, packet loss, or permanent hardware failure.
2. How do the fixed-point and broadcast transmission modes work on this module?
In transparent mode, the module functions as a virtual wireless cable. In fixed-point mode, users can specify the target address and channel of a remote receiver module within the UART payload frame, allowing direct, targeted communication with one node without disturbing other devices. Broadcast mode allows a single host module to send commands simultaneously to all listening EWM35T modules on the same RF channel, which is ideal for master-slave network updates.
3. Can the firmware of the EWM35T-2G4T06SP be upgraded after it is soldered onto the PCB?
Yes. The EWM35T-2G4T06SP supports serial-port firmware upgrades (UART ISP). Embedded hardware developers do not need to desolder the module or use dedicated JTAG hardware programmers; they can easily flash updated firmware or patch logic protocols over the existing UART interface, reducing long-term field maintenance costs.
