The difference is the polarizing key. GT21T-1P-H(55) :  Standard GT21T-1P-H(C)(55)     :  C-key Key function is the prevention of mismatches. Male connector with standard k...

The criteria is;(1) Signal contact 　　The fillet is formed and gets wet sufficiently. (2) Power contact and reinforcement metal　　The through hole is filled with solder firmly.

​It is U.FL-R-SMT-1(10).2,500 pcs / reeland U.FL-R-SMT-1(40)4,000 pcs / reel.

The difference is the color of housing. GT17H-4P-2H(55) : Light gray GT17H-4P-2H(A)(55) : Brawn GT17H-4P-2H(B)(55) : Green GT17H-4P-2H(C)(55) : Blue

The difference is connector direction at each cable end. U.FL-2LP-068N1T-A(50) : The same direction at both ends U.FL-2LP-068N1T-AC(50) : The opposite direction at one end fro...

​The difference is tape for vacuum auto mounting. FX20-60P-0.5SV15 : Without tape for vacuum FX20-60P-0.5SV15(10) : With tape for vacuum

The difference is packaging. FX20-20S-0.5SH : Tray 90 pcs/tray 720 pcs/box FX20-20S-0.5SH(20) : Reel 450 pcs/reel

The difference is packaging and Male center contact gold plating.U.FL-R-SMT-1(01) : 100 pcs in emboss tape without bobbin, Male Center Contact Gold Plating 0.3μm. U.FL-R-SMT-1(...

​Rated voltage of U.FL-R-SMT-1 is 30V.