
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED125X100S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø125mm bore and 100mm stroke, 1/4" 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 ACED125X100S is a double acting compact cylinder built to ISO 21287, with a 125 mm bore and a 100 mm stroke. A piston rod exits BOTH covers, so the through-rod gives equal force in both directions - 5890.5 N at 0.5 MPa and 8246.7 N at 0.7 MPa either way, peaking at 1201.3 kgf at 1.0 MPa. The hard-anodized aluminium body with an S45C hard-chrome plated 25 mm rod runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), from -20 to +70 C at 30-500 mm/s.
In practice, plan on roughly 3534 N of real work at 0.5 MPa, which is about 60% of the rating, and the rod-side area lifts about 300 kg vertically with a 2:1 margin. The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so this 125 mm bore fits heavy presses and clamping gantries where a full-length body will not. A fixed TPU bumper at both ends absorbs end-of-stroke energy, and the -S magnet this model carries lets CMSE / DMSE switches report position.
| Model | Airtac ACED Double-acting Compact Cylinder ACED125X100S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø125 mm |
| Stroke | 100 mm |
| Acting type | Double acting, double rod |
| Port size | 1/4" |
| Rod thread | M16×2.0 |
| 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 300 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 | 5890 N |
| 0.7 MPa | 8247 N |
| Max (@1.0 MPa) | 1201 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). |
|---|---|
| 125 | Bore size in mm. |
| ×100 | 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 5890.5 N both-ways output at 0.5 MPa presses bearings or stakes bushings into housings, and the equal return force ejects the part without a second cylinder.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so the 125 mm bore clamps inside tight weld-fixture frames.
With the -S magnet fitted, CMSE / DMSE switches confirm each 100 mm stroke, while the back-end rod carries a sensor flag on the symmetric through-rod mount.
At 5890.5 N per direction at 0.5 MPa, the 125 mm bore covers heavy clamping and press-fit work; step down to the 100 mm bore (3769.9 N at 0.5 MPa) for lighter loads or up to a larger custom bore if you need more. The 100 mm stroke sits well inside the 300 mm maximum standard stroke for this bore, so it is a catalogue item, not a made-to-order length. Remember that a plain double-rod cylinder drifts when air is lost - add a rod lock or pilot check if the load must stay put. Mounting brackets bolt straight to the ISO 21287 face, and the female M16x2.0 rod thread takes standard I or Y knuckles.
Quick checklist
Yes - the double-rod design puts a rod on each cover, so both strokes use the rod-side area. Output is 5890.5 N at 0.5 MPa and 8246.7 N at 0.7 MPa in EITHER direction, with a maximum of 1201.3 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s.
It is an ISO 21287 compact cylinder: hard-anodized aluminium body, S45C hard-chrome plated 25 mm rod, threaded aluminium covers, and a fixed TPU bumper at each end that absorbs end-of-stroke energy. This -S version carries the optional magnet, so CMSE / DMSE reed or solid-state switches mount in the body slots for end-of-stroke or mid-stroke signalling. Port is 1/4" PT and the rod end is female M16x2.0.
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