DNPL type circuit breaker with voltage rating of 120 VAC, 120/240 VAC, 120 VAC and current rating of 15-15-15 A has 1 (outer Left), 2 (center), 1 (outer right) poles. Plug-in styled mounting has 10,000 A Interrupting Current Rating of. Wire Size Range is #14 - 4 AWG. All 15 and 20 A single pole are switch-duty rated.