RF Solutions LoRa Module with -148 dBm Receiver Sensitivity SPI Interface 3.3V-3.7V RFM98W-433S2

RF Solutions RFM98W-433S2 LoRa Module offers advanced long-range transceiver capabilities featuring a highly sensitive -148 dBm receiver and operates on a 3.3V to 3.7V supply voltage. This compact and lightweight module measures 16 mm in length and 1.8 mm in height, designed for integration in electronic projects requiring reliable wireless communication.

Equipped with the Semtech SX1272 transceiver chip, this module utilizes LoRa™ technology providing enhanced interference immunity and extended range through Chirp Spread Spectrum coding. It supports multiple modulation schemes such as LoRa™, FSK, GFSK, MSK, GMSK, and OOK, allowing compatibility with various wireless standards including IEEE 802.15.4 and wMBUS.

The module covers the unlicensed 433, 868, and 915 MHz ISM frequency bands with configurable channel bandwidths of 125 kHz, 250 kHz, or 500 kHz. It delivers a maximum RF output power of 13 dBm and features forward error correction with selectable coding rates to ensure robust communication in noisy environments.

With a packet engine supporting up to 256 bytes with CRC and a dynamic RSSI range of 127 dB, the RFM98W-433S2 module is suitable for applications including automated meter reading, home and building automation, wireless alarm and security systems, and industrial monitoring and control. Its operating temperature range of -20 to +70°C ensures dependable performance in diverse environments.

The module communicates via a serial SPI interface and includes integrated features such as a temperature sensor and low-battery indicator, enabling enhanced system monitoring. The device is manufactured in China and complies with industry standards, although specific certifications are not listed.

Supports LoRa™ protocol with Chirp Spread Spectrum technology for long-range and interference-resistant communication. Multi-modulation support including FSK, GFSK, MSK, GMSK, and OOK ensures wide compatibility. Operating in 433/868/915 MHz ISM bands with selectable channel bandwidths.

High receiver sensitivity of -148 dBm at 18 bps LoRa mode for superior range. Maximum output power of 13 dBm enabling efficient wireless transmission. Compact dimensions facilitate integration into tight spaces within IoT devices.

Wide operating temperature range suitable for industrial and outdoor applications. Serial SPI interface for efficient host communication and control. Integrated temperature sensor and low battery indicator enhance device management.

This product is ideal for industrial, IoT, and wireless sensor network applications requiring reliable, low-power, and long-range communication solutions. Explore more innovative RF Modules and wireless communication components in EnvMart’s Electronics & Electricals catalog.