WT1231 Sub-1GHz RF Transceiver Module - 433/868/915MHz, 13dBm, Low Power Wireless & RF Modules
Part number 347 Sep 2026

WT1231 Sub-1GHz RF Transceiver Module - 433/868/915MHz, 13dBm, Low Power

The WT1231 sub-1GHz RF transceiver module is a high-performance, cost-effective solution for wireless connectivity in the ISM bands. Designed for robust lo

  • Evaluation samples available from stock
  • Marking, reel and labelling to your part number
  • Datasheet and declaration pack on request
  • Second-source and equivalent options quoted alongside

Specifications

Output Power
13dBm
Sensitivity
down to -120 dBm at 1.2 kbps
Current Consumption
Rx 16 mA, 100nA register retention
Programmable Output Power
-18 to +13 dBm in 1dB steps
FSK Bit Rates
Up to 300 kb/s
Modulations
FSK, GFSK, MSK, GMSK and OOK
Packet Engine
CRC-16, AES-128, 66-byte FIFO
Clock Recovery
Built-in Bit Synchronizer
Module Size
16x16mm
Model
WT1231H

Product Details

The WT1231 sub-1GHz RF transceiver module is a high-performance, cost-effective solution for wireless connectivity in the ISM bands. Designed for robust long-range communication, it supports 433MHz, 868MHz, and 915MHz frequencies, making it ideal for global deployments. With output power up to 13dBm and exceptional sensitivity down to -120dBm, this module ensures reliable data transmission even in challenging environments.

Key Benefits

  • Extended Range: High sensitivity and programmable output power enable long-distance communication.

  • Low Power Consumption: Rx current of only 16mA and 100nA register retention for battery-powered applications.

  • Flexible Modulation: Supports FSK, GFSK, MSK, GMSK, and OOK for diverse application needs.

  • Robust Security: Built-in AES-128 encryption and CRC-16 for data integrity and security.

  • Compact Size: 16x16mm form factor for space-constrained designs.

Applications

  • Smart metering (water, gas, electricity)

  • Home and building automation

  • Industrial monitoring and control

  • Wireless sensor networks

  • Remote keyless entry (RKE)

  • IoT and M2M communication

Why Choose WT1231?

The WT1231 stands out with its advanced packet engine featuring 66-byte FIFO, CRC-16, and AES-128 encryption, ensuring secure and reliable data handling. The built-in bit synchronizer simplifies clock recovery, reducing design complexity. Its wide frequency support allows a single module to be used across different regions, streamlining inventory and reducing costs.

Eco-Friendly and Efficient

With low power consumption and a compact design, the WT1231 minimizes energy usage and material waste, aligning with eco-friendly initiatives. Its long-range capability reduces the need for additional repeaters, further lowering overall system power and cost.

Whether you are developing smart city infrastructure or industrial IoT devices, the WT1231 delivers dependable performance, flexibility, and value. Contact us today to discuss how this module can enhance your next wireless project.

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