speed knob

Caution:

1.Use of chemicals:Synthetic resins such as polycarbonate are used in the potentiometer.therefore,care must be taken not expose the resistor to thick atmosphere of ammonia,amins ,alkali solution,aromatic hydrocarbon,ketenes,esters,halogeneous hydrocarbon,ketenes esters,halogeneous hydrocarbons,ets.

2.When soldering ,avoid using water-soluble flux,othrewise,itmight cause and adverse effect on molding material and metal.

3.Although electric poles of resistors are generally formed by silver printing,we provide carbon coating over the silver poles to enhance reliablility against ntact us if you wish to use the part in a low residual resistance state.

Product Type & Condition :

1. Because of the fluctuant sales situation. the stock parts are always changing and the stock list cannot be promptly updated . So,please consult the stock situation when you inquire.

 Buyer Reading:

1. Please confirm receipt of products if the items you received , and if the goods was damaged please contact us immediately. send the photo to us that we can check and give you best solution .

2. We only guarantee Delivery in time but we couldn't control the express delivery time. Our related sales person will be responsible to send the AWB for the delivered goods in the next workday. you can check the AWB in the website which we send to you. For the AWB you also can call to the local branch of the express company in your company.