
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED32X55SB 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, double-rod compact cylinder built to ISO 21287, the ACED32X55SB pushes a 32 mm bore piston through a 55 mm stroke with a rod leaving both covers. Because each side works on the rod-side area, output is identical in either direction: 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa, both ways. The male rod thread (B code) suits couplers and tooling plates, and the 1/8" port feeds air on the PT thread.
The through-rod resists rotation and light side load and gives a symmetric fixture mount, while the rear rod can carry a sensor flag. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be clamped straight onto the body slots. The hard-anodized aluminium body with S45C hard-chrome rod runs 30-500 mm/s at 0.15-1.0 MPa (22-145 psi), and the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder. As a rule of thumb, plan on roughly 207 N of real work at 0.5 MPa - about 21 kg of vertical lift with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED32X55SB |
|---|---|
| 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 symmetric through-rod carries a gripper between two tooling plates, and 345.6 N per direction at 0.5 MPa handles small PCB trays; CMSE switches on the fitted magnet confirm part present.
483.8 N at 0.7 MPa both ways gives repeatable crimp force on wire terminals, and the male rod thread accepts a quick-change crimp die.
A 55 mm stroke rejects cartons sideways at up to 500 mm/s, with the TPU bumper at each end soaking up end-of-stroke shock in a tight frame.
At 345.6 N per direction, this bore sits between the 25 mm frame (206.2 N at 0.5 MPa) and the 40 mm frame (571.8 N at 0.5 MPa), so step up if your jig needs more grip. The 55 mm stroke is well inside the 200 mm maximum standard stroke for bore 32. Air is lost means the piston drifts - add a rod lock or pilot check if the load must stay put. FA/FB flanges, LB feet and FTC brackets bolt to the ISO 21287 face, and the -S magnet on this unit lets CMSE / DMSE switches report end positions.
Quick checklist
Yes - the double-rod design exposes the rod-side area on both strokes, so force is equal either way: 345.6 N at 0.5 MPa, 483.8 N at 0.7 MPa, and a maximum of 70.5 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure, speed 30-500 mm/s, air filtered to 40 um.
It is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow guards and tight jigs. FA/FB flange, LB foot and FTC brackets bolt to the standard face, the rod end is male thread, and the fitted -S magnet accepts CMSE / DMSE switches in the body slots. A fixed TPU bumper at both ends absorbs end-of-stroke energy.
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