Request for alternative part

currently we are using the following part in our project , now the stock is not available in the website, kindly provide the alternative for this part .

PN:KW2D-R100Q4E.

Kindly provide the alternative for requested part.

vs KW2D-R100Q4E (DK# 1885-KW2D-R100Q4E-ND from IDEC)
please try out this alternative part number:
6071.000.00
as similar RFID READER R/W 13.56MHZ MODule
from FEIG Electronic