THHQL2190 higher Interrupting 90A 2P Thermal Magnetic, Common Trip, 1 thru 3 Pole, 120/240 VAC, Interrupting Rating 22 Kiloampere, box lug load Terminal, Wire Size 14 To 8 Awg (Copper), 12 To 8 Awg (Aluminum), 1 Inch Plug In Mounting, Size 3 Inch W X 2 3/8 Inch D X 3 9/32 Inch H, Approval UL, Used on Al series load centers, THQL Model. For half size breakers as for THQP type. If you dont know what panel you have, just take a picture with your phone and email us, well help you as much as we can. Be sure to review our green prices too. THQL21100