SPC02SYAN is a 2 position (1x2) closed top shunt from Sullins Connector Solutions with 2.54mm pitch, rated for 3A per contact, and gold flash contacts.
Harwin M50-1900005 is a 2-position female jumper socket with 1.27mm pitch, closed top design, and black PBT housing. It features gold contact finish and is rated for 1A.
This Sullins SSC02SYAN is a 2-position (1x2) mini shunt with closed top design. It features 2.54mm pitch, gold-plated phosphor bronze contacts, rated for 3A per contact and 250VAC.