110 or 230 Volt high-frequency generator used for detecting leaks in a tube while processing; BD 10A is a standard product for lab use; also available is BD 20A for more specialized uses, with its finer probe tip.

BD 10A Spark coil 115V Part No. ..................740500
BD 10AS Spark coil 115V Part No. ................740510
BD 10AV Spark coil 230V Part No. ................740520
BD 10ASV Spark coil 230V Part No. ..............740515
BD 20A Spark coil 115V Part No. ..................740600
BD 20V Spark coil 230V Part No. ..................740610

Models with an “S” are equipped with on/off switches.