Yes, you read that correctly! This will be a main board that can be installed and is ready to use without a visit to the dealership for programming. Works with 430X, 430XH, 450X, 450XH, 520, 520H, 550, & 550H model Husqvarna Automowers ONLY! Will not work with EPOS versions of any of the listed models. The new main board will be programmed for your mower and ready to work once you install it in your mower. 
 
The following information must be added to your order:
1) Mower Product Number
2) Mower Serial Number
3) Mower PIN Code