Single contacts for wires type A, AA (5224, 5202) or AAA, AAAA, N (5225, 52039). Double contacts for wires type A, AA (5212) or AAA, AAAA, N (5213 with pole + right or 5214 with pole + left). Compact size: 8 mm² for 5225 // 5204 and 10.8 mm² for 5224 // 5