1 9551 00 - for limitation and locking of the set point range, for HERZ thermostatic heads series 7000 and 9000.
1 9551 02 - for HERZ thermostatic heads series MINI. Not suitable for Mini “D”
1 9200 99.
| Code | Description | 
  | 
|---|---|---|
| 1 9551 00 | Limiting pin | 
  | 
| 1 9551 02 | Limiting pin | 
  |