318120521 - Switch Surface Unit
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Part description : Infinite Switch
Notes :

Is associated to models
C970 440232 | C970 440271 | C970 440291 | C970 440321 | C970 440481 | C970 440623 | C970 440635 | C970 440692 | C970 440693 |

Is interchangeable with
318220082 |