SMA XPF In Line Noise Filter
XPF In line noise filter for 120/240 VAC circuitsSMA
XPF 3 Wire Noise Filter
The XPF is an inline noise filter usually utilized for isolating electrical appliances that generate noise pollution on the power line, and for preventing X-10 command signals from getting through to the grid. Use this to filter out high frequency noise from branch circuits at a sub-panel.