
The AirTAC Airtac SAIF Series Standard Cylinder with Valve SAIF50X225-06A is a genuine double-acting ISO 15552 cylinder with a Ø50mm bore, 225mm 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 AirTAC SAIF50X225-06A is a double-acting profile cylinder with a built-in 4M210-06 5/2 solenoid valve, delivering a 0.78 Cv flow rate. Driven by an AC220V terminal coil consuming 3.5 VA, it activates in 0.05s. The extruded aluminum barrel makes it dimensionally interchangeable per ISO 15552, while the integrated manifold block uses an O8xO5 PU tube to bridge the 1/4" cylinder port and 1/8" valve port.
Although the cylinder body rates to 1.0 MPa, the internal pilot valve operates at 0.15-0.8 MPa, setting the practical working range for this assembly. It delivers 982N of push force at 0.5 MPa. Factory set to retract the carbon steel rod when energized, the valve can be repositioned to extend on signal. This decentralized design eliminates remote plumbing and panel space, driving the cylinder from a single coil signal.
| Model | Airtac SAIF Series Standard Cylinder with Valve SAIF50X225-06A |
|---|---|
| Series | SAIF ISO 15552 cylinder with valve |
| Bore size | Ø50 mm |
| Stroke | 225 mm |
| Acting type | Double acting, self-valved |
| Cylinder port | G1/4 |
| 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 | AC220V · AC 3.5 VA |
| 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 SAIF at 0.15–0.8 MPa. Default: rod retracts when the coil is energised (reconfigurable to extend). Specs follow the official AirTAC SAIF 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.
| SAIF | ISO 15552 cylinder with built-in 4M valve. |
|---|---|
| 50×225 | Bore × stroke in mm. |
| -06 | Valve port 1/8" → 4M210-06. |
| A | Coil voltage AC220V. |
| I / (blank) | Terminal electrical entry. |
SAIF does not hold its load without air — the valve routes air, it is not a lock. For load-holding use a SAIL (lock) or BSAI (clamp-lock).
Eliminates remote valve banks by self-switching the 50mm bore directly at the station, reducing tubing and wiring complexity.
Fits space-tight machines where running separate valve plumbing is costly, using the 4M210-06 manifold to drive 982N of push force.
Upgrades existing ISO 15552 mounts with a self-contained valved cylinder, adding AC220V terminal control without extra panel space.
Choose this self-valved SAIF50X225-06A when decentralized stations require a 50mm bore delivering 982N push at 0.5MPa without the tubing of a remote valve. If your application needs less force, the 40mm bore offers 628N push at 0.5MPa; for heavier loads, the 63mm bore provides 1559N. The 225mm stroke is well within the 1200mm standard maximum, but at this length you should use a side-load guide to prevent rod bending. Select the AC220V terminal entry for standard AC panels, and note the PT thread type. For position feedback, add an -S magnet for CMSE reed or DMSE electronic sensors. Remember, the 5/2 valve routes air but does not lock the load; for true holding, use a SAIL lock cylinder.
Quick checklist
The 50mm bore generates 982N push and 825N pull force at 0.5 MPa. The built-in 4M210-06 valve has a 14.0mm2 orifice with a 0.78 Cv flow rate and a max frequency of 5 cycles/sec.
The 5/2 valve routes air but does not lock the load without live pressure. No separate remote valve is needed because the integrated manifold switches the cylinder from one AC220V coil signal, factory set to retract when energized but reconfigurable to extend.
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