Square D<br>I-Line<br> Cat No. FY14020B<br><br> Molded Case Circuit Breaker<br> 20 Amps<br><br>Includes lug<br><br> 1 Pole<br> 277 VAC<br><br> Interrupting Rating:<br> 18,000 Amps @ 120 Volts AC<br> 14,000 Amps @ 277 Volts AC<br><br><br> Breaker Weight: 2 lbs.<br> Breaker Dimensions (D x W x H): 4.5" x 1.5" x 7.5"<br> (add 1" to depth measurement for handle)<br> (add 1.5" to height measurement for bottom bracket)