SWRH1204B-2R2NT SWRH1204B-330MT SWRH1204B-331MT SWRH1204B-390MT SWRH1204B-3R3MT SWRH1204B-3R3NT SWRH1204B-470MT SWRH1204B-4R7NT SWRH1204B-560MT SWRH1204B-5R6NT