| Spare Part | Product Ref | CH2 Order Code |
| Battery (NiMH) | 19632 | |
| Bottom cover (end cap) | 17064 | |
| Charger LA 2.4, 230v | 17148 | |
| Circuit Board | 16300 | |
| Clamping Disc | 10796 | |
| Communication Set (data cable) | 17175 | |
| Operating Button, complete set | 17067 | |
| O-ring | 14831 | |
| Plunger / Coil Complete | 10808 | |
| Rigid Membrane Complete | 17065 | |
| Screw Cap, hard tone, complete | 22774 | |
| Screw Cap, soft tone, complete | 23285 | |
| Screw cap ring | 17056 | |
| Soft Membrane | 10807 | |
| Threaded Ring | 17080 | |
| Volume Controller | 16308 | |
| Accessories | ||
| Holster Hip bag, Blue Nylon Belt Pouch | 16555 | |
| Oral Tubes | 18253 | |
| Safety Cord | 17093 |
* TBD = To be deleted
