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RFM110 433 MHz OOK transmitter (HopeRF)
Delivery within 2 to 4 business days.
Transmit-only OOK module, 240 to 480 MHz, 11 dBm. Tiny and cheap, for building a remote or replaying a learned code.
Use it with
433 MHz SMA male antenna 2.5 dBi (Delock)
433 MHz ISM antenna with SMA male connector, 2.5 dBi gain, omnidirectional, 10.8 cm. Flexible impact-resistant rubber, for a remote or a sub-GHz receiver.
Delivery within 2 to 4 business days.
CC1101 434 MHz SPI radio module (RadioControlli)
CC1101 module on 434 MHz, SPI, 10 dBm. Same chip as the 868 version, for the 433 band used by most gate remotes.
Delivery within 2 to 4 business days.
RFM96W 433 MHz LoRa module (HopeRF)
SX1276 LoRa module on 433 MHz, 20 dBm, no PA. The classic choice for a low-power sensor network.
Delivery within 2 to 4 business days.
RFM98PW 433 MHz 27 dBm LoRa module (HopeRF)
433 MHz LoRa module with PA, 27 dBm. The 433 band carries further than 868 at equal power, useful indoors and in built-up areas.
Delivery within 2 to 4 business days.
HM-TRP RS-485 433 MHz radio module (HopeRF)
433 MHz transceiver with an RS-485 interface: it replaces a long wired bus without changing the application protocol.
Delivery within 2 to 4 business days.
HM-TRLR-D RS-485 433 MHz LoRa module (HopeRF)
433 MHz version of the RS-485 LoRa module, 20 dBm. The lower band gets through metal structures better.
Delivery within 2 to 4 business days.
HM-TRLR-D 433 MHz UART LoRa module (HopeRF)
433 MHz LoRa module over TTL UART, 20 dBm. The 433 band gets through walls better than 868, at a lower data rate.
Delivery within 2 to 4 business days.