Part Number: 121A20969X (48 pos mini ty c r/a pcb cl) Part Number: 121A20979X (Conec) Part Number: 121A20989X (32 pos m type d din with pccl) Part Number: 121-A-20-A-2-M (20 amp circuit breakers) Part Number: 121A20-A3M-WA (9022) Part Number: 121A20A6PKA (Cross to optifuse. call for deli) Part Number: 121A20-B6M (Ne) Part Number: 121A20B6MKA (Cross to optifuse. call for deli) Part Number: 121A20B6PKA (Cross to optifuse. call for deli) Part Number: 121A20C6MKA (Cross to optifuse. call for deli) Part Number: 121A21029X (Din conn male type r press fit 6) Part Number: 121A21059X (Din conn male type r wire wrap 6) Part Number: 121A21069X (Ne) Part Number: 121A21-110-01-0 (Frame)