The APD-4-400M3G-17-SFF-75W from PMI RF is a 4-way power divider that operates from 0.4 to 3 GHz. It has an insertion loss of less than 1.8 dB with an isolation of more than 17 dB. The divider can handle up to 75 watts of power and has a VSWR of under 1.5:1. It is available in a module that measures 6.102 x 7.087 x 0.394 inches with SMA female connectors.