
The AirTAC Airtac TACED Guided Compact Cylinder TACED25X40 is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø25mm bore and 40mm 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. Twin guide rods keep the tooling from rotating.
The TACED25X40 is a double acting, double-rod compact cylinder built to the ISO 21287 short-body format, with a 25 mm bore and a 40 mm stroke. Because a rod exits both covers, the force is identical in each direction: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa, rising to 42.0 kgf at 1.0 MPa. Twin guide rods on the yoke stop the tooling from rotating, so a gripper or plate stays square without an external guide. The hard-anodized aluminium body carries M5x0.8 ports, and the S45C hard-chrome plated rod ends in a female M6x1.0 thread.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why this bore fits tight jigs, guards and gantries. For sizing, treat roughly 0.6 of the 0.5 MPa force as usable work, about 124 N, which corresponds to lifting roughly 12 kg vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke energy, and the optional -S magnet adds CMSE / DMSE switch capability; without that code no magnet is fitted.
| Model | Airtac TACED Guided Compact Cylinder TACED25X40 |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 40 mm |
| Acting type | Double acting, double rod, non-rotating |
| 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 100 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; guide rods: stainless steel (Ø12-40) / S45C (larger). 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). Twin guide rods carry the side load and stop the tooling rotating.
| TACED | ISO 21287 compact cylinder (double-rod non-rotating (twin-guide yoke)). |
|---|---|
| 25 | Bore size in mm. |
| ×40 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
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 206.2 N clamping force in both directions suits small CNC fixture clamps, where the twin guide rods keep the clamp pad square to the part.
A 40 mm stroke with equal push and pull at 288.6 N at 0.7 MPa rejects cartons or trays on a packaging line without a separate return cylinder.
The non-rotating yoke and compact body move sample trays in analytical equipment, where the short ISO 21287 build fits inside tight instrument frames.
At 206.2 N per side at 0.5 MPa, the 25 mm bore sits between the 20 mm (117.8 N) and 32 mm (345.6 N) sizes: step down for lighter pick-and-place heads, step up when side loads grow. The 40 mm stroke is well inside the 150 mm standard range for this bore, so no made-to-order build is needed. Remember the piston drifts if air is lost - it never holds position - so add a rod lock or pilot check valve for a held load. Order the -S code if CMSE / DMSE switches are planned, and choose FB flange, CA, CB, CR or FTC mounting with PT or G ports.
Quick checklist
Yes. As a double-rod cylinder, a rod exits both covers and both sides see the rod-side area, so output is equal either way: 206.2 N at 0.5 MPa, 288.6 N at 0.7 MPa, and up to 42.0 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, air filtered to 40 um, temperature -20 to +70 C.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight machine frames. Sensing is possible only if you order the optional -S magnet code, which then accepts CMSE / DMSE switches; the standard TACED25X40 has no magnet fitted. A fixed TPU bumper at each end absorbs end-of-stroke energy.
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