E32-433T30DV8 LoRa 433MHz RF Transceiver Module w/ SMA Connector
E32-433T30DV8 LoRa 433MHz RF Transceiver Module w/ SMA Connector - Image 2
E32-433T30DV8 LoRa 433MHz RF Transceiver Module w/ SMA Connector - Image 3
SKU: IOWC-1608
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E32-433T30DV8 LoRa 433MHz RF Transceiver Module w/ SMA Connector

₹1,595.00 (Inclusive of all taxes)
Out of Stock

The E32-433T30DV8 is a long-range LoRa RF transceiver module operating at 433MHz, based on the SX1278/SX1276 chipset. It features a UART TTL interface for easy integration into Arduino, Raspberry Pi, or other embedded systems for low-power IoT telemetry and automation.

Features

  • Long-Range LoRa Communication: Achieves up to 8km line-of-sight range using Semtech SX1278/SX1276 RFIC for robust data links.
  • 433MHz Frequency Band: Operates in the 410–441MHz ISM band (default 433MHz) for regional compatibility and good signal penetration.
  • UART TTL Interface: Simple serial integration with microcontrollers using configurable baud rates from 0.3k to 19.2kbps.
  • High Power & Sensitivity: Features up to 1W (30dBm) transmit power and -146dBm receiver sensitivity for reliable long-distance links.
  • Wide Voltage & Low Power: Supports 2.3V to 5.5V input, ideal for battery-powered remote sensor nodes and IoT deployments.

Out of stock

Description

The E32-433T30DV8 is a professional-grade LoRa wireless module designed for demanding IoT and industrial telemetry applications. Its core is the industry-standard Semtech SX1278/SX1276 RF integrated circuit, which implements the LoRa spread spectrum modulation for exceptional interference immunity and link budget. This enables reliable data transmission over several kilometers while consuming minimal power, making it perfect for solar-powered or battery-operated field devices.

Engineered for seamless system integration, the module presents a straightforward UART TTL serial interface, allowing developers to treat it as a wireless serial port. It includes a 512-byte data buffer for handling packetized communication and supports transparent transmission mode for simplified firmware development. The integrated SMA-K connector provides a secure interface for an external antenna, enabling users to optimize gain and radiation pattern for their specific deployment environment.

Key Features

  • Long-Range LoRa Technology: Utilizes Semtech's Chirp Spread Spectrum (CSS) modulation for excellent range and robustness against noise and multipath fading.
  • Configurable RF Parameters: Adjustable frequency (410-441MHz), air data rate (0.3-19.2kbps), and transmit power via AT commands for optimized network performance.
  • Transparent Transmission Mode: Operates as a wireless UART bridge, simplifying application layer development and speeding up prototyping.
  • Integrated Data Buffer: 512-byte FIFO buffer ensures reliable handling of data bursts and maintains integrity during high-throughput periods.
  • SMA Antenna Port: Features an SMA-K (female) connector for attaching a wide range of external 433MHz antennas to maximize range and signal strength.
  • Wide Operating Voltage: Compatible with both 3.3V and 5V microcontroller systems, offering flexibility in power supply design.
  • Low Power Consumption: Supports sleep modes and features low receive/transmit currents, essential for energy-constrained IoT nodes.

Applications

  • Remote Environmental Monitoring: Deploy for wireless sensor networks measuring temperature, humidity, soil moisture, or air quality over vast agricultural or industrial sites.
  • Industrial Telemetry & SCADA: Transmit data from remote PLCs, flow meters, or tank level sensors back to a central control room without wired infrastructure.
  • Smart Agriculture Automation: Enable control and monitoring of irrigation systems, livestock tracking, and greenhouse conditions across large farms.
  • Asset Tracking & Fleet Management: Build low-power GPS trackers for vehicles, containers, or high-value equipment in logistics and supply chains.
  • Home & Building Automation: Create robust wireless links for security sensors, smart meters, or landscape control systems where Wi-Fi range is insufficient.

Technical Specifications

RF ChipsetSemtech SX1278 / SX1276
Wireless ProtocolLoRa (Long Range)
Frequency Range410 MHz – 441 MHz (Default 433 MHz)
RF Transmit PowerUp to 1 W (30 dBm)
Receiver Sensitivity-146 dBm
Air Data Rate0.3 kbps – 19.2 kbps
Supply Voltage2.3 V – 5.5 V DC
InterfaceUART TTL (TX, RX, AUX, M0, M1)
Antenna ConnectorSMA-K (Female)
Dimensions (LxW)40 mm x 60 mm
Weight30 g

Frequently Asked Questions

How do I configure the module's operating mode and parameters?

The module is configured via AT commands sent over its UART interface. Connect the TX/RX pins to your microcontroller's serial port. Use the M0 and M1 pins to set the mode (0 for normal operation, 1 for wake-up, 2 for power save, 3 for sleep). Parameters like frequency, data rate, and transmit power are set by sending specific command strings, such as 'AT+PARAMETER=433,SF12,125000,30,8,14,1,1,1' for 433MHz, SF12, 125kHz bandwidth, and 30dBm power. Refer to the datasheet for the full command set.

What is the correct wiring diagram to interface with an Arduino Uno?

Connect the module's VCC pin to Arduino's 3.3V or 5V pin (check module voltage tolerance), GND to GND. Link the module's TX pin to Arduino's RX (pin 0) and RX pin to Arduino's TX (pin 1). For configuration, connect M0 and M1 to digital I/O pins (e.g., D7 and D8). The AUX pin can be connected to another digital pin to monitor module status. Ensure you use a logic level converter if your Arduino operates at 5V and the module is strictly 3.3V logic. Initialize Serial at the matching baud rate (default 9600) in your Arduino sketch.

What antenna should I use and how does it affect range?

Use a 433MHz antenna with an SMA male connector. A quarter-wave whip antenna (approx. 16.5cm) is common. For maximum range, select a high-gain directional antenna like a Yagi-Uda. Antenna gain directly impacts effective radiated power and receiver sensitivity. A 3dBi gain antenna can significantly extend line-of-sight distance compared to a small stub antenna. Ensure the antenna is tuned to the 433MHz band for optimal VSWR and efficiency. Always keep the antenna connector secure and the cable run short to minimize signal loss, especially at higher transmit powers.

Package Includes

  • 1 x E32-433T30DV8 LoRa 433MHz RF Transceiver Module

Additional Information

Weight 0.03 kg
Dimensions 6 × 4 cm

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