1. Check the bottom of the box, you should see the model number near the bar code.
2. Check the back or bottom of the main unit, it should have a rating label that shows your model number.
3. Check your manual. Your product’s model number is listed on the front cover of your instruction booklet.
TH200 Series
TF200 Series
FA050 Series
FA300 Series
FA150 Series
FA200 Series