
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED25X75SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø25mm bore and 75mm stroke, M5×0.8 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.
Double acting with a rod leaving both covers, the ACED25X75SB pushes with identical force on each stroke because both sides work on the rod-side area: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa. The through-rod resists rotation and light side load, and the rear rod can carry a sensor flag or a second tool. A fixed TPU bumper at each end absorbs end-of-stroke shock, and the piston runs from 30 to 500 mm/s on air filtered to 40 um.
The short ISO 21287 body trims roughly 50% off the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and guarding where a full-length bore 25 unit will not fit. The hard-anodized aluminium body pairs with an S45C hard-chrome-plated 10 mm rod. At 0.5 MPa the 206.2 N output translates to about 21 kgf, so halving for a 2:1 margin lets it lift roughly 10 kg vertically with confidence.
| Model | Airtac ACED Double-acting Compact Cylinder ACED25X75SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 75 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 150 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 | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 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). |
|---|---|
| 25 | Bore size in mm. |
| ×75 | 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 equal 206.2 N force in both directions lets one cylinder clamp a machined housing from either side of a drill jig with identical grip, no re-plumbing between cycles.
A through-rod on a packaging line drawer means the same rod face loads the drawer open and closed, and the rear rod can carry a flag past a CMSE switch for position feedback.
With about 10 kg of usable vertical lift at a 2:1 margin, the 75 mm stroke raises small fixture plates inside a compact inspection gantry where body length is limited.
At 206.2 N per direction this bore 25 unit suits light clamping and symmetric transfer; step down to a 20 mm bore (117.8 N at 0.5 MPa) for smaller loads or up to 32 mm (345.6 N) when more grip is needed. The 75 mm stroke sits well inside the 150 mm maximum standard stroke for this bore, so it ships as a catalogue item. This SB variant carries the optional -S magnet and a male rod thread, with PT ports; FA/FB flange, LB foot, CA clevis and FTC brackets bolt straight to the ISO 21287 face. Note that the piston drifts if air is lost - add a rod lock or pilot check where a load must be held.
Quick checklist
Yes - the double-rod design exposes the rod-side area on both strokes, so force is equal each way: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa, with a maximum of 42.0 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the M5x0.8 ports take PT thread as standard on this model.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and FA/FB flange, LB foot, CA clevis and FTC brackets bolt directly to its face. The S in ACED25X75SB means the optional -S magnet is fitted, so CMSE or DMSE reed or solid-state switches can be slid into the body slots for end-of-stroke detection. A fixed TPU bumper at each end absorbs stroke-end shock.
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