These switch modules use 2 pole relays to provide one pair based on the EIA/TIA 568 pin out for RJ45 connectors. Adding a jumper allows configuration as an 8×1.
RJM/2(1×4) Modules are used to build 32×4 or dual 16×4 configurations. Hot switch +/- 200 Volts, +/- 2 amps. Total of up to 60 Watts. Will hot switch PoE signals without adaptors! Passes all CAT5E cable tests. Switch 2 wires. CAT5E RJ45 connectors.