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有那位知道西門子6ES7 972-0CB35-0XA0模塊的價格，請告知。謝謝！

SIMATIC S7, TS-ADAPTER IIFUER SIMATIC TELESERVICERS232  UND INTEGR. ANALOG MODEMANSCHLUSS AN MPI/DPSTROMVERSORG. MPI ODER EXT. 24VSIMATIC S7, TS ADAPTER IIFOR SIMATIC TELESERVICERS232  AND INTEGR. ANALOG MODEMCONNECTION ON MPI/DPPOWER SUPPL. MPI OR EXT. 24V

L-Price in Euro:550                       L-Price in RMB (incl. VAT):7927.7

大概價格吧,有折扣

類別    最低價    一般銷售價    投標價
LOGO!    0.60    0.62～0.63    
S7 200    0.48    0.5以上    一般銷售價
S7 300    0.61    6.2以上    乘以1.15~1.20
S7 400    0.79    8.1以上    
C7    0.65    0.7以上    
HMI    0.55    0.57以上