optional parts

{"cid":"72087","pid":"17446538","pimg_url":"\/\/img1.b2bforus.com\/05\/47\/fb8d225915b8\/product\/52512874_s-w400xh400.jpg","name":"For general system installation CN1 DIN rail 50 PIN relay relay I\/O terminal block CN1 for servo dirve with cable","attrs":{"Price":"Negotiable","MOQ":"1.0 Acres","Delivery Time":"Negotiable","Brand":"TW"}}

{"cid":"72087","pid":"17446527","pimg_url":"\/\/img1.b2bforus.com\/05\/47\/fb8d225915b8\/product\/52512852_s-w400xh400.jpg","name":"S1100 Frequency Inverter Keypad Control Panel Display Panel 260x220x195.7mm","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"SANCH keypad control panel display board"}}

{"cid":"72087","pid":"17446522","pimg_url":"\/\/img1.b2bforus.com\/05\/47\/fb8d225915b8\/product\/52512800_s-w400xh400.jpg","name":"For CN1 system installation DIN rail 50 PIN relay general servo input\/output terminal block for servo motor and servo drive","attrs":{"Price":"Negotiable","MOQ":"1 Acre","Delivery Time":"Negotiable","Brand":"TW"}}