
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED32X45SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø32mm bore and 45mm 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.
The ACED32X45SB is a double acting, double-rod compact cylinder built to the ISO 21287 short-body format: a 32 mm bore with a 45 mm stroke and a 12 mm rod leaving both covers, so the output force is identical on the extend and retract strokes. At 0.5 MPa it delivers 345.6 N in either direction (483.8 N at 0.7 MPa), and because the body saves about 50% of the mounting length of an ISO 15552 profile cylinder, it slots into tight fixtures, guarding and gantry frames where a full-length body will not fit.
The through-rod resists rotation and side load and gives a symmetric mount, and the rear rod can carry a sensor flag on pick-and-place heads. This -S version carries the optional magnet, so CMSE / DMSE reed or solid-state switches can be clamped anywhere along the body for end-of-stroke or mid-stroke detection. The hard-anodized aluminium body pairs with an S45C hard-chrome-plated rod, a fixed TPU bumper absorbs end-of-stroke energy at both covers, and as a rule of thumb plan on about 207 N (roughly 21 kg of push) of real work at 0.5 MPa rather than the full rating - enough to lift about 10 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED32X45SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø32 mm |
| Stroke | 45 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. |
| ×45 | 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.
Equal 345.6 N force on both strokes lets one fixture clamp from either side of a CNC vise or jig with the same pressure setting, no recalibration between extend and retract.
The 45 mm stroke and short ISO 21287 body fit between conveyor frames, while the through-rod keeps the pusher plate square at 30-500 mm/s cycle speeds.
The fitted -S magnet works with CMSE / DMSE switches along the body, and the rear rod can carry a flag for external sensing on gantry transfer units.
At 345.6 N per direction (0.5 MPa), the 32 mm bore sits between the 25 mm bore (206.2 N) and the 40 mm bore (571.8 N); step down for lighter clamping, up when the load needs more than about 200 N of usable force. The 45 mm stroke is well inside the 200 mm maximum standard stroke for this bore, so it ships as a catalogue item. This code has the male rod thread (B) and the fitted -S magnet for CMSE / DMSE switches; FA/FB flanges, LB feet and FTC brackets bolt straight to the ISO 21287 face. Note that a plain double-rod cylinder drifts when air is lost - add a rod lock or pilot check if the load must be held.
Quick checklist
Yes - the double-rod design means both strokes use the rod-side area, so output is equal both ways: 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa, with a maximum of 70.5 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, air filtered to 40 um, and the 1/8" port size applies at this 32 mm bore.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow machine envelopes. This -S model carries the optional magnet, so CMSE / DMSE reed or solid-state switches clamp directly onto the body slots; a fixed TPU bumper at each cover absorbs end-of-stroke energy, and FA/FB flange, LB foot or FTC brackets mount on the standard face.
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