Image 1 of 1 Additel 9029 - Pressure switch test lead kit – for use with 7XX pressure controllers $143.00 Add To Cart Added! Additel 9029 - Pressure switch test lead kit – for use with 7XX pressure controllers.Part Number: 9029. Additel 9029 - Pressure switch test lead kit – for use with 7XX pressure controllers.Part Number: 9029. You Might Also Like Additel ADT901B-N-KIT - Test kit for Additel 901, 901A, or 901B (Hose barb fitting, hose, etc), 1/4 NPT M $239.00 Additel 917-MK Maintenance Kit for ADT917 Generator $111.00 Additel 110 Inserts for ADT875, High Temp from $363.00 Additel 9915-878 Carry Case for ADT878/ADT875-1210 with Wheels $900.00 Additel 9300-TOOL Mini Triple Point of Water Removal Tool $105.00