
The AirTAC Airtac SAUF Series Valve-Mounted Air Cylinder SAUF32X75S-08B is a genuine double-acting profile-type cylinder with a Ø32mm bore, 75mm stroke and a built-in 4M210-08 5/2 solenoid valve — it switches itself from one coil signal, so no separate remote valve or extra plumbing is needed.
The SAUF32X75S-08B is a double-acting profile cylinder with a built-in AirTAC 4M210 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 makes it shorter than an ISO 15552 cylinder of the same bore. This 32 mm bore uses a 1/8" cylinder port, a 1/4" valve port, and a Ø12 mm rod with an M10x1.25 thread.
Operating within the 0.15-0.8 MPa valve window, it delivers 402 N push at 0.5 MPa. The 4M210-08 valve provides 16 mm2 flow (Cv 0.89) and handles 5 cycles per second. The DC24V terminal coil is IP65 rated with a 0.05 s response. For sizing, the safe working load is roughly 241 N (60% of the 0.5 MPa push), and the vertical lift capacity is about 20 kg with a 2:1 margin. The S suffix means a piston magnet is present for CMSG/DMSG/EMSG switches.
| Model | Airtac SAUF Series Valve-Mounted Air Cylinder SAUF32X75S-08B |
|---|---|
| Series | SAUF profile cylinder with valve |
| Bore size | Ø32 mm |
| Stroke | 75 mm |
| Acting type | Double acting, self-valved |
| Cylinder port | 1/8" |
| Rod thread | M10×1.25 |
| PU tube | Ø8 × Ø5 |
| Built-in valve | 4M210-08 (5/2) |
|---|---|
| Valve flow | 16.0 mm² (Cv 0.89) |
| 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 | 402 N | 346 N |
| 0.7 MPa | 563 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. |
|---|---|
| 32×75 | Bore × stroke in mm. |
| -08 | Valve port 1/4" → 4M210-08. |
| 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 distributed clamping stations where running individual lines to a central manifold is impractical, letting this 32 mm actuator switch itself locally.
Fits into tight machine cells to push small parts off a conveyor, using the integrated 4M210 valve to save space and reduce tubing complexity.
Handles small component transfers in assembly machinery, offering a 20 kg vertical lift margin and fast 5 cycle/s operation from the built-in valve.
When sizing, compare neighbouring bores: a 40 mm bore yields 628 N push at 0.5 MPa versus 402 N here. Confirm the DC24V terminal coil and PT thread meet your electrical specs. The default action retracts the rod when energised, but you can reconfigure it to extend by repositioning the valve. Always size force within the 0.15-0.8 MPa valve range, not the 1.0 MPa cylinder body rating. Because the built-in valve only routes air, add an external rod lock or pilot-operated check valve to hold loads safely. For this 75 mm stroke, side-load guides are not critical, but standard SC-series mounts apply.
Quick checklist
It delivers 402 N push and 345 N pull at 0.5 MPa. The built-in valve is a 4M210-08 (1/4" port, Cv 0.89, 5 cycles/s) driven by a DC24V terminal coil. Although the cylinder body rates to 1.0 MPa, you must size force within the valve's 0.15-0.8 MPa operating window.
Yes, the default action retracts the rod when the coil is energised, but you can reconfigure it to extend-when-energised by repositioning the valve. The valve only routes air and is not a lock; the piston will drift on air loss, so use an external rod lock or pilot-operated check valve for load holding.
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