
The AirTAC Airtac SAUF Series Valve-Mounted Air Cylinder SAUF80X225S-10B is a genuine double-acting profile-type cylinder with a Ø80mm bore, 225mm stroke and a built-in 4M310-10 5/2 solenoid valve — it switches itself from one coil signal, so no separate remote valve or extra plumbing is needed.
The SAUF80X225S-10B is an extruded aluminum profile-type double-acting cylinder with a built-in AirTAC 4M 5/2 solenoid valve on the cap. One coil signal drives the actuator, eliminating remote plumbing and saving a manifold slot. The 80mm bore delivers 2513N push and 2268N pull at 0.5MPa. The cylinder body rates to 1.0MPa, but the assembled unit operates strictly within the valve's 0.15-0.8MPa window.
The integrated 4M310-10 valve provides 3/8" porting with a 30mm2 flow (Cv 1.68) and handles up to 4 cycles/sec. It uses a DC24V terminal entry coil (IP65, class B, 3.0W, under 0.05s response). The piston rod is Ø25mm with an M20x1.5 thread, and the cylinder air port is 3/8" PT. Computed buyer insight: safe working load is roughly 1508N (60% of the 2513N push at 0.5MPa), offering a vertical lift capacity of about 128kg with a 2:1 margin. The S suffix indicates a piston magnet for CMSG/DMSG/EMSG switches.
| Model | Airtac SAUF Series Valve-Mounted Air Cylinder SAUF80X225S-10B |
|---|---|
| Series | SAUF profile cylinder with valve |
| Bore size | Ø80 mm |
| Stroke | 225 mm |
| Acting type | Double acting, self-valved |
| Cylinder port | 3/8" |
| Rod thread | M20×1.5 |
| PU tube | Ø10 × Ø6.5 |
| Built-in valve | 4M310-10 (5/2) |
|---|---|
| Valve flow | 30.0 mm² (Cv 1.68) |
| Max frequency | 4 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 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. |
|---|---|
| 80×225 | Bore × stroke in mm. |
| -10 | Valve port 3/8" → 4M310-10. |
| 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.
Decentralized diverter gate on a high-speed parcel conveyor. The built-in valve eliminates long tube runs back to a central manifold, ensuring rapid 4 cycle/sec actuation.
Independent stop gate on a pallet handling line. One DC24V signal controls the 4021N push force directly at the station, saving manifold space and simplifying wiring.
Local actuation for a heavy machine tool safety guard. The compact profile cylinder fits tight machine envelopes while the integrated 4M310 valve ensures immediate response.
When sizing, compare neighbouring bores: the 63mm bore yields 1559N push while the 100mm bore yields 3927N push at 0.5MPa. This 80mm bore provides 2513N push, making it ideal for mid-to-heavy loads. Confirm the DC24V terminal entry and 3/8" valve port match your supply. By default the rod retracts when the coil is energised; repositioning the valve switches it to extend-when-energised. Always size force within the 0.15-0.8MPa valve range, never the 1.0MPa cylinder body rating. The built-in valve routes air and is not a lock; for load holding on air loss, add an external rod lock or pilot-operated check valve. For this 225mm stroke, ensure adequate side-load guidance using SC-series mounts.
Quick checklist
It generates 2513N push and 2268N pull at 0.5MPa, reaching 4021N push at 0.8MPa. The built-in valve is a 4M310-10 (3/8" port, Cv 1.68, 30mm2 flow) with a DC24V terminal entry coil. Although the cylinder body rates to 1.0MPa, the assembled unit must operate within the valve's 0.15-0.8MPa range.
No, the built-in 5/2 valve only routes air and is not a load lock. If air is lost, the piston will drift. For vertical load holding, you must install an external rod lock or a pilot-operated check valve. The default action retracts the rod when energised, but you can reposition the valve to extend on signal.
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