| SIZE: | SR21 = Actuator Frame Size 56,9 mm |
| STROKE: | 03 = Stroke 76 mm |
| LEAD: | 01 = 2.54 mm per rotation |
| CONNECTORS: | I = Standard M23 style |
| MOUNTING: | E = Extended tie rods |
| ROD_END: | A = Male, metric thread |
| AMPLIFIER: | ER1 = Encoder type ER1 |
| STATOR: | 158 = 1 stack, 400 Vrms |
| OPTIONS: | RB = Rear electric brake |
