
The AirTAC Airtac SAUF Series Valve-Mounted Air Cylinder SAUF80X450S-10B is a genuine double-acting profile-type cylinder with a Ø80mm bore, 450mm 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 SAUF80X450S-10B is a double-acting profile-type cylinder with a built-in AirTAC 4M310 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. This 80mm bore unit has a 3/8" air port, a 25mm rod, and a 450mm stroke with a piston magnet for position sensing.
Operating within the 0.15-0.8 MPa valve window, it delivers 2513N push force at 0.5 MPa. The integrated 4M310-10 valve features a 3/8" port, Cv 1.68 flow, and cycles up to 4 times per second. The DC24V coil offers IP65 protection with terminal entry. For sizing, the safe working load is roughly 1508N, allowing a vertical lift of about 128kg with a 2:1 margin.
| Model | Airtac SAUF Series Valve-Mounted Air Cylinder SAUF80X450S-10B |
|---|---|
| Series | SAUF profile cylinder with valve |
| Bore size | Ø80 mm |
| Stroke | 450 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. |
|---|---|
| 80×450 | 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 diverters on packaging lines benefit from the built-in valve, cutting tubing runs to a central manifold and simplifying maintenance.
Independent pallet stops in high-throughput logistics use one coil signal per actuator, saving manifold slots while providing 2513N of stopping force.
Remote clamping stations on large machining centers utilize the 4M310 valve for rapid 4Hz cycling without running long pneumatic lines back to a control panel.
Size by checking both neighboring bores: the 63mm bore yields 1559N push at 0.5 MPa, while the 100mm bore reaches 3927N. This 80mm bore provides 2513N push at 0.5 MPa. Confirm the DC24V terminal entry coil and PT threads match your supply. The assembled unit operates at 0.15-0.8 MPa, not the 1.0 MPa cylinder body rating. By default, the rod retracts when energized, but you can reconfigure it to extend by repositioning the valve. The valve routes air and is not a lock; add an external rod lock or pilot-operated check valve to hold loads. For this 450mm stroke, use external guides to prevent rod bending and side loads.
Quick checklist
It generates 2513N push and 2268N pull at 0.5 MPa, reaching 4021N push at 0.8 MPa. The built-in valve is a 4M310-10 with a 3/8" port and Cv 1.68. The DC24V terminal-entry coil is IP65 rated. Size forces within the 0.15-0.8 MPa valve operating window, not the 1.0 MPa cylinder body rating.
No, the built-in valve routes air and is not a load lock. If air is lost or the valve is centered, the piston drifts. To maintain a vertical or suspended load, install an external rod lock or a pilot-operated check valve.
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