The YTS1S0052DUJ00 is a tactile switch manufactured by YIYUAN. It features a 50ma current rating, 6.4mm body size, 1011O resistance, 100,000 cycle life, 12V voltage rating, 160gf actuation force @ ±50gf, 6.3mm contact gap, -30? to +80? temperature range, 5mm blue round button brick nogging, SPST SMD, and ROHS compliant. This switch has no J pin.