The 1492-SP3C320 is a discontinued supplementary protector with 3 poles, featuring a magnetic trip range of 5-10 times the rated current (32.0 A) for inductive loads. This model was phased out by the manufacturer on 2014-04-29 and has been replaced by the 1492-SPM3C320. Note: Original factory warranty is void, but includes Radwell's 2-year warranty coverage.