Quad 3 1/8" squareLeft;OP 80 psiTop; AMPS 60-0-60Right; OT 100-260fBottom; FP 15 psiUse with387-100KV OP sender sold separately237-60 Shunt sold separately399 series OT senders sold separately387-15KV FP sender sold separtelyLighting kit 186-12A2L sold separately 3AQ5-19KVSKU: 3AQ5-19KV$431.60PriceSize3 1/8" Square