Rotork vs Samson
How Rotork and Samson compare on origin, specialisation and valve range — and the Vajra alternative to both, supplied to the same standards with full certification.
Rotork vs Samson: what is the difference?
Rotork (United Kingdom, est. 1957) is known for Electric, pneumatic, and hydraulic valve actuators - the world's largest actuator manufacturer. Samson (Germany, est. 1907) is known for Process control valves, pneumatic actuators, digital positioners - industrial standard in Germany and Europe. They overlap most in actuators, control valves. Below is the side-by-side, then the Vajra equivalent — a peer manufacturer supplying the same standards.
| Rotork | Samson | |
|---|---|---|
| Origin | United Kingdom | Germany |
| Founded | 1957 | 1907 |
| Known for | Electric, pneumatic, and hydraulic valve actuators - the world's largest actuator manufacturer | Process control valves, pneumatic actuators, digital positioners - industrial standard in Germany and Europe |
| Valve range | 5 categories | 3 categories |
Where Rotork and Samson compete
The Vajra alternative to both
Vajra Industrial Solutions is a peer valve manufacturer supplying API 6D / ASME B16.34 certified valves equivalent to both Rotork and Samson — under one PO, with full documentation.
- ISO 5211 (quarter-turn) and ISO 5210 (multi-turn) standard mounting - direct bolt-on replacement
- ATEX Zone 1 and Zone 2 Ex d / Ex e certification for hazardous area
- SIL 2 / SIL 3 certified ESD electric and pneumatic actuators for safety systems
- 4–20mA positioner, Profibus/Modbus/HART communication on electric units
Related brand comparisons
Connected Engineering
Sourcing an alternative to Rotork or Samson?
Tell us the model or spec — we supply the Vajra equivalent to both Rotork and Samson with full certification and a 24-hour quote.