Inficon MPG400/401 Magnetron Gauge, Iginiton Aids set of 10, PN 351-995.
This is a set of 10 Ignition Aids for the Inverted Magnetron Pirani Gauge MPG400, MPG401. For detailed instructions on how to replace MPG400/401 maintenance kit parts, see .pdf below, pages 17 thru 23.
(This pricing is for the Ignition Aids Only, pumps, controllers, sensors sold separately.)