electrode with 30 ins. with female round connector; used with DCS 27DBQ, 27DBQR, 27DBR, 27DSBQ, 27DSBQR, 27FSBQ, 27FSBQR, 36DBQ, 36DBQAR, 36DBQR, 36EBQAR, 48DBQ, 48DBQAR, 48DBQR, 48EBQAR, 48EBQR, BGA27-BQ, BGA27-BQR, BGA36-BQARL, BGA36-BQARN, BGA48-BQARL, BGA48-BQARN, BGA48-BQRL, BGA48-BQRN, BGB30-BQRL, BGB30-BQRN