3RA1902-1B SIEMENS ⍾ 3RA19021B

Link module Electrical and mechanical for 3RV2.1/3RV2.2 and 3RT2.1 AC and DC operation (individual unit packaging)

Link module electrical and mechanical for 3RV1.31/3RT1.3, 3RW3 AC operation (individual unit packaging)

CONNECTING MODULE FOR 3RV1031 AND 3RT102. PACKING = 5 UNITS