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IoT, IoT Modules, LoRa Module
RFM99W-S2 2.4GHz Wireless RF Transceiver Module
SKU: RFM99W-S2
₹460.20
₹390 + 18% GST
incl. GST
Availability: In Stock (10 units)
Estimated Delivery: Usually ships within 2-3 business days
For bulk orders or B2B inquiries, email us: sales@empere.in
RFM99-S2 2.4GHz Ultra-Low Power RF Transceiver Module
2.4GHz ISM Band | Bluetooth Compatible Modulation | -102dBm Sensitivity
The RFM99-S2 is a cost-effective 2.4GHz wireless RF transceiver module designed for ultra-low power consumption and extended communication range. Operating within the 2400 to 2483.5 MHz frequency band with Bluetooth-compatible modulation, it delivers -102dBm RX sensitivity, strong interference rejection, and an ultra-low sleep current under 1µA, making it ideal for smart home devices, consumer electronics, and remote control systems.
Frequency Range
2400 ~ 2483.5 MHz
2400 ~ 2483.5 MHz
RX Sensitivity
-102 dBm (1 Kbps)
-102 dBm (1 Kbps)
Supply Voltage
1.8V to 3.7V DC
1.8V to 3.7V DC
TX / RX Current
30mA (+10dBm) / 8.5mA
30mA (+10dBm) / 8.5mA
Sleep Current
≤ 1 µA (0.2µA Typ)
≤ 1 µA (0.2µA Typ)
Data Rate
0.125 to 2 Mbps
0.125 to 2 Mbps
| Product Model | RFM99-S2 |
| Operating Frequency | 2400 MHz – 2483.5 MHz (2.4GHz ISM Band) |
| Modulation & Protocol | Bluetooth compatible modulation / FSK |
| RF Performance | TX Output: +10 dBm | Sensitivity: -102 dBm | Image Rejection: 30 dB |
| Current Consumption | TX: 30mA (Typ, +10dBm) | RX: 8.2mA – 8.5mA (Typ) | Sleep: ≤1µA |
| Host Interface & I/O | 11-Pin Interface: SPI (NSS-CTS, SCK-RTS, MOSI-RX, MISO-TX), BUSY, NRESET, 3x Configurable DIO |
| Working Temperature | -40°C to +85°C |
| Target Applications | Smart home systems, remote control toys, consumer electronics, wireless sensor networks |
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