
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED32X55S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø32mm bore and 55mm 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 cylinder with a rod leaving both covers, the ACED32X55S pushes with the same 345.6 N at 0.5 MPa (483.8 N at 0.7 MPa) in each direction, because both strokes work on the rod-side area. The 32 mm bore sits in the mid force class, enough to lift about 17 kg vertically with a 2:1 margin, and the through-rod resists rotation so the tooling on each end stays square. Air supply is 0.15-1.0 MPa (22-145 psi) and speed runs 30-500 mm/s.
The hard-anodized aluminium body is an ISO 21287 short build that saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and gantries. The S in the model code means the optional -S magnet is fitted, so CMSE or DMSE reed and solid-state switches can be clamped anywhere along the body slots. A fixed TPU bumper at each end absorbs end-of-stroke shock, and the female M8x1.25 rod threads take standard knuckles.
| Model | Airtac ACED Double-acting Compact Cylinder ACED32X55S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 55 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 200 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 | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 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). |
|---|---|
| 32 | Bore size in mm. |
| ×55 | 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 (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 through-rod lets a clamp arm sit on the front rod and a position flag on the rear rod, with 345.6 N of equal squeeze either way on a fixture plate where a full-length profile cylinder will not fit.
Equal force in both strokes means one cylinder can push cartons left or right from a conveyor centerline at 30-500 mm/s, with CMSE switches confirming each end position via the fitted magnet.
A rod on both ends balances the tool weight in a small lift station, raising about 17 kg vertically with a 2:1 margin at 0.5 MPa inside the short ISO 21287 body.
At 345.6 N per side at 0.5 MPa, this 32 mm unit covers medium clamping and transfer work; step down to the 25 mm bore (206.2 N) for lighter pick-and-place, or up to 40 mm (571.8 N) if the load grows. Keep in mind that with air lost the piston drifts freely - a rod lock or pilot check valve is needed to hold a load in position. The 55 mm stroke is well inside the 200 mm standard range for this bore, and FA/FB flanges, LB feet and CA clevis brackets bolt straight to the ISO 21287 face. This model already carries the -S magnet; order plain ACED32X55 if no sensing is needed.
Quick checklist
Yes - this is a double-rod cylinder, so a 12 mm rod exits both covers and both strokes use the rod-side area. At 0.5 MPa it produces 345.6 N each way, at 0.7 MPa it reaches 483.8 N each way, and the maximum at 1.0 MPa is 70.5 kgf. Operating pressure is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure, and speed spans 30-500 mm/s.
The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which frees space in guarded cells and slide assemblies. Because the S code is on this model, the magnet is already inside, so CMSE or DMSE reed or solid-state switches clip into the body slots for end-of-stroke or mid-stroke signals. The fixed TPU bumpers at both ends soften the stroke ends without any adjustment.
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