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.
GX100 Series
GR100 Series
IG600 / IG650 Series
DG550 / DG650 Series
EG200 / EG350 Series
FG550 Series
BG500A Series
LG450 Series
IG300 Series
AG300 / AG400 Series