The 1751SL12 Solid State Frequency Changer is a single phase power unit. Output power is 1750 VA. Output voltage/Output max. current is 0 to 65/40.4, 0 to 130/20.7, or 0 to 260/10.1. Output frequency is 45Hz to 5MHz dependent on plug-in utilized (plug-ins available separately). Input of 115, 208 or 230 V, 1 phase.