CI; Thread Size: M14 x 1.5; Spanner Size: 19; Number of Poles: 2; Housing Black; Technical Information Number: Circuit N.O.; For OE number: 4209632 KLARIUS Warranty Information 12 months. 24 months on exhausts and non-type approved catalytic converters. Lifetime warranty on type-approved catalytic converters. Notes on the Guarantee and Commissioning of Compressor Air Conditioning Units.