For sale is an Automation Direct (automationdirect.com) Type GS1, Model GS1-10P5 3-Phase AC Variable Frequency Drive Module. Accepts single phase (1-Ph.), 100-120VAC, 50/60Hz input at 0.9 amps. 3-Phase, 0-240VAC, 1 KVA output at 2.5 amps. Frequency range from 1 to 400Hz. 0.5 HP AC Motor rating. RS-485 Communications port. NOTE: I removed this variable frequency AC drive module from a working, custom machine that was in use at a local manufacturing plant that has been closed-down. VAC