A contact element 1 comprises a rigid fixing section 2 to be inserted into a slot 12 of an insulation housing 10 and a flexible section 3 extending from the fixing section 2. The flexible section 3 comprises a pair of upper and lower first thin springs 5 extending from the fixing section 2 and a pair of second thin springs 6 extending from the first thin springs 5 and connect with or spaced from each other. A pair of contact points 7 are provided at the joints between the first and second thin springs. <IMAGE>
