The SMP3 connectors are 45% smaller than SMP connectors, SMP3 connectors have frequency ranges up to 100GHz. The SMP3 connectors were develop to fit smaller and high frequency connectors than SMP and SMPM.
The SMP3 RF/Microwave coaxial connectors provide two different levels of retention force: Smooth Bore and Full Detent. Frontlynk SMP3 connectors are compatible with all kind of SMP3 connectors, including Corning Gilbert's G3PO™ products.
The SMP3 RF/Microwave Coaxial connectors are "Push-on" designed, easy to mate connectors, especially for PCB used.