Rod actuator
Tolomatic RSA-ST (standard thrust)
General-purpose electric rod actuator in six sizes with solid, bronze or ball screws and inline or reverse-parallel motor mounting; a broad pneumatic/hydraulic replacement workhorse.
Key specifications
| Ingress protection | IP67 option on sizes 32/50/64 with RP mount only; gasket kit on request |
|---|---|
| Temperature | 4–54 °C |
| Force (max) | 17,917 N |
| Stroke (max) | 1,524 mm |
| Linear speed (max) | 3,124 mm/s |
| Screw lead | 2.54, 3.18, 5, 5.08, 6.35, 10, 12.7, 20, 24.9, 25.4, 47.92 |
| Screw type | acme solid nut, bronze nut, ball (inch and metric) |
| Backlash | 0.05 (low-backlash ball) to 0.38 (standard ball) |
| Duty | not stated |
| Sizes | 12, 16, 24, 32, 50, 64 |
| Lead accuracy | metric ball ±0.051 mm/300 mm |
| Temp extended | -40 to 60 °C on request |
Series ranges as published; individual models vary. The full datasheet, drawings and CAD models are available on request.
Options
- inline LMI or reverse-parallel 1:1/2:1
- customer, factory-fitted or Tolomatic-supplied motor
- MP2, FFG, TRR mounts; BFG/PCD/PCS on RP
- MET, CLV, SRE, ALC, XR rod ends
- reed/PNP/NPN switches
- metric tapped holes
- low-backlash ball nut
Typical applications
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Engineers specifying this series often compare it with:
Other rod actuator series
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