Protect workstations, desktop PCs and other sensitive electronics from surges and line noise with this surge suppressor. Transformer-friendly design accommodates at least one large transformer plug without covering remaining outlets. Features Diagnostic LEDs to confirm outlet grounding and surge suppression status. Number of Outlets: 7 AC; Joules Of Surge Protection: 2,160 J; Protection Type: Power; Noise Protection: Up to 20 dB EMI/RFI Noise Filtration.