Home / Products / Wireless Temperature Monitoring / RF500 Wireless Monitoring System / System Components / ProbesProbesA range of probes designed for use with the range of Transmitters and Remote Monitor that form the Professional Wireless Monitoring System. Single Air Probes Duplex Air Probes Single Penetration Probes Duplex Penetration Probes Probes for the RF512 Wireless Transmitter Probes for the RF542 Remote Monitor