International Comfort Products The International Comfort Products 1172472 Contactor Used on models C2A318GKA100, C2A318GKA200 and C2A318GKD100 Used on models C2A318GKD200, C2A324GKA100 and C2A324GKA200 Used on models C2A324GKB100, C2A324GKB200 and C2A324GKD100