
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED125X200 is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø125mm bore and 200mm 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.
A double acting compact cylinder built to ISO 21287, the ACED125X200 pushes a 125 mm bore through a 200 mm stroke with a rod leaving BOTH covers. Because both strokes work on the rod-side area, output is identical in each direction: 5890.5 N at 0.5 MPa and 8246.7 N at 0.7 MPa. The through-rod resists rotation and side load, and the rear rod can carry a sensor flag or a second tooling plate.
The hard-anodized aluminium body with S45C hard-chrome plated rod saves about 50% of the mounting length of an ISO 15552 profile cylinder, so this 125 mm bore fits heavy presses and gantries where a full-length body will not. As a working rule, plan on roughly 3534 N of usable force at 0.5 MPa, which lifts about 180 kg vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke impact, and speed spans 30-500 mm/s at 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED125X200 |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø125 mm |
| Stroke | 200 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. |
| ×200 | 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 8246.7 N available at 0.7 MPa in both directions drives a forming die on a sheet-metal line, with the 200 mm stroke clearing the part for robot loading.
Equal force from both rods clamps and releases stacked cartons symmetrically, and the through-rod keeps the clamp plate from twisting under off-center loads.
The short ISO 21287 body fits under a low gantry beam while still lifting about 180 kg vertically with a 2:1 margin at 0.5 MPa.
At 5890.5 N per direction, this is the top of the ACED range; if your load needs under 3769.9 N at 0.5 MPa, the 100 mm bore does the job in a smaller envelope, while nothing larger exists in this series. Stroke 200 mm sits inside the 300 mm maximum standard for bore 125, so no made-to-order build is needed. The female M16x2.0 rod thread accepts standard rod knuckles (I and Y types), and FA/FB flange or LB foot brackets bolt to the ISO 21287 face. Note that a plain double-rod cylinder drifts when air is lost, so pair it with a rod lock or pilot check for held loads. If you need position sensing, order the -S code to enable CMSE / DMSE switches; this base model has no magnet.
Quick checklist
Output is equal in both directions because a rod exits each cover and both strokes use the rod-side area: 5890.5 N at 0.5 MPa, 8246.7 N at 0.7 MPa, with a maximum of 1201.3 kgf at 1.0 MPa. For real work, plan on about 3534 N at 0.5 MPa, which lifts roughly 180 kg vertically with a 2:1 margin.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end to absorb end-of-stroke shock. Position sensing requires the optional -S magnet code; with it, CMSE / DMSE switches mount in the body slots. This base ACED125X200 has no magnet fitted.
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