
The AirTAC Airtac SAUF Series Valve-Mounted Air Cylinder SAUF50X80S-06B is a genuine double-acting profile-type cylinder with a Ø50mm bore, 80mm stroke and a built-in 4M210-06 5/2 solenoid valve — it switches itself from one coil signal, so no separate remote valve or extra plumbing is needed.
The SAUF50X80S-06B is a double-acting profile cylinder with a built-in AirTAC 4M210-06 5/2 solenoid valve on the cap. One coil signal drives the actuator, eliminating remote plumbing and saving a manifold slot. The extruded aluminum barrel is shorter than an ISO 15552 cylinder of the same bore. The bore sets the 1/4" cylinder port and M16x1.5 rod thread.
Operating within the 0.15-0.8 MPa valve window, it delivers 982 N push force at 0.5 MPa. The 1/8" valve port gives 14 mm2 flow (Cv 0.78) at up to 5 cycles/sec. This DC24V terminal-entry coil is IP65 rated. The S suffix adds a piston magnet for CMSG/DMSG/EMSG switches. For sizing, the safe working load is roughly 589 N, and vertical lift is about 50 kg with a 2:1 margin.
| Model | Airtac SAUF Series Valve-Mounted Air Cylinder SAUF50X80S-06B |
|---|---|
| Series | SAUF profile cylinder with valve |
| Bore size | Ø50 mm |
| Stroke | 80 mm |
| Acting type | Double acting, self-valved |
| Cylinder port | 1/4" |
| Rod thread | M16×1.5 |
| PU tube | Ø8 × Ø5 |
| Built-in valve | 4M210-06 (5/2) |
|---|---|
| Valve flow | 14.0 mm² (Cv 0.78) |
| Max frequency | 5 cycle/sec |
| Coil voltage | DC24V · DC 3.0 W |
| Electrical entry | Terminal · IP65 · B class |
| Response time | 0.05 s and below |
| Operating pressure | 0.15 – 0.8 MPa (valve limit) |
| Speed range | 30 – 800 mm/s |
The cylinder rates to 1.0 MPa but the built-in valve operates 0.15–0.8 MPa, so run the assembled SAUF at 0.15–0.8 MPa. Default: rod retracts when the coil is energised (reconfigurable to extend). Specs follow the official AirTAC SAUF datasheet. Port options: PT / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
Sized within the valve's 0.15–0.8 MPa range. Actual usable force is lower than theoretical due to friction and back-pressure.
| SAUF | Profile cylinder with built-in 4M valve. |
|---|---|
| 50×80 | Bore × stroke in mm. |
| -06 | Valve port 1/8" → 4M210-06. |
| B | Coil voltage DC24V. |
| I / (blank) | Terminal electrical entry. |
SAUF does not hold its load without air — the valve routes air, it is not a lock. For a held load, add an external rod lock or a pilot-operated check valve.
Ideal for a machining cell where each clamping station uses one coil signal to actuate independently, saving manifold space and tubing runs.
Perfect for a conveyor diverter that needs a self-contained 50 mm bore actuator with a piston magnet for position confirmation.
Suits packaging lines requiring a compact profile cylinder that switches itself via a 4M210 valve without a remote valve island.
Size by comparing neighbours: the 40 mm bore gives 628 N push while the 63 mm bore gives 1559 N at 0.5 MPa. This 50 mm bore provides 982 N push and 825 N pull at 0.5 MPa. Confirm the DC24V terminal entry and 1/8" valve port suit your supply. The cylinder body rates to 1.0 MPa, but you must size force within the 0.15-0.8 MPa valve window. Default action retracts the rod when energised; reposition the valve to extend on energisation. The valve only routes air, so for load holding add an external rod lock or pilot-operated check valve. For this 80 mm stroke, side-load guides are not strictly required but ensure standard SC-series mounting accessories align the load.
Quick checklist
It delivers 982 N push and 825 N pull at 0.5 MPa. The built-in valve is a 4M210-06 (1/8" port, Cv 0.78, 5 cycles/sec) driven by a DC24V terminal-entry coil. Although the cylinder body rates to 1.0 MPa, the assembled unit operates strictly within a 0.15-0.8 MPa window.
Yes. The default action retracts the rod when energised, but you can reconfigure it to extend-when-energised by repositioning the valve. Because the valve only routes air, it is not a load lock; add an external rod lock or pilot-operated check valve if you need to hold a load.
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