
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED50X225B is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø50mm bore and 225mm stroke, 1/8" air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
A double acting compact actuator built to ISO 21287, the ACED50X225B pushes a 16 mm hard-chrome-plated S45C rod out of BOTH covers, so thrust is identical on every stroke: 881.2 N at 0.5 MPa and 1233.7 N at 0.7 MPa. At the 50 mm bore this equals a maximum of 179.7 kgf at 1.0 MPa. The through-rod resists rotation and side load and gives a symmetric mounting face for clamping fixtures.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so a 225 mm stroke fits inside guards and gantry frames that cannot take a full-length body. A fixed TPU bumper at each end absorbs end-of-stroke shock, and the hard-anodized aluminium body with roller-burnished bore runs 30-500 mm/s on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED50X225B |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 225 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 250 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Force (both ways) |
|---|---|
| 0.5 MPa | 881 N |
| 0.7 MPa | 1234 N |
| Max (@1.0 MPa) | 180 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 50 | Bore size in mm. |
| ×225 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (double rod, adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
The equal 881.2 N output on both strokes lets one cylinder press a bearing bush in on the forward stroke and eject the finished part on the return, with the through-rod keeping the tool plate square.
Mounted under a packaging line belt, the double rod extends and retracts with identical 1233.7 N at 0.7 MPa to divert cartons either way, with TPU bumpers damping each end-of-stroke impact.
At 881.2 N per direction, this 50 mm double-rod unit sits between the 40 mm bore (571.8 N) and the 63 mm bore (1458.1 N) at 0.5 MPa. The 225 mm stroke is within the 250 mm standard range for bore 50, so no made-to-order build is needed. The B code gives a male M10x1.5 rod thread on both ends; order without B for female threads. If the machine must hold position when air is lost, add a rod lock or pilot check valve - this cylinder drifts when pressure drops. Position feedback needs the optional -S magnet code, which enables CMSE / DMSE switches; without -S no magnet is fitted.
Quick checklist
Yes - the double-rod design puts a rod on each side, so both strokes use the rod-side area and force is equal both ways: 881.2 N at 0.5 MPa and 1233.7 N at 0.7 MPa, with a maximum of 179.7 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C, air filtered to 40 um.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and FA/FB flanges, LB foot or FTC brackets plus I/Y rod knuckles bolt straight to the standard face. The 16 mm rod ends in a male M10x1.5 thread (B code) on a 1/8" PT port cylinder. For position sensing, order the optional -S magnet code, which allows CMSE / DMSE switches on the body slots; without -S there is no magnet fitted.
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