This is the most powerfull block on the market today. They have put the blocking filter electronics into the XPCR amp case, crafty of them. These are CSA approved, and are of course UL approved. It has pigtails on it for connection. It looks like it could be wall mounted but looks more like it should go in a box, not flapping around inside your fuse panel ! Configurations exist to filter out 20A loads in single, two and 3 phase situationsPricing:
1-6 7+
$C 93.73 92.31
$US 93.73 92.31
EURO 66.55 65.54
