
The AirTAC Airtac TACED Guided Compact Cylinder TACED12X25S is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø12mm bore and 25mm 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.
This is a double acting compact cylinder in the AirTAC ACE family, built to ISO 21287 with a 12 mm bore and 25 mm stroke. Because it is a double-rod unit, a 6 mm rod exits both covers and the output force is EQUAL in each direction: 42.4 N at 0.5 MPa and 59.4 N at 0.7 MPa, since both sides work on the rod-side area. Twin guide rods on the yoke stop the tooling rotating and carry light side load, so a small gripper or sensor plate stays square without an external guide. The -S code on this model means the magnet is fitted, so CMSE / DMSE reed or solid-state switches can be clipped onto the body slot.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it suits tight pick-and-place heads and compact test fixtures. For sizing, plan on roughly 25 N of real work at 0.5 MPa (about 0.6 of the rating), which corresponds to lifting about 2 kg vertically with a 2:1 margin. The hard-anodized aluminium body carries a fixed TPU bumper at both ends, the S45C hard-chrome rod takes M3x0.5 female tooling, and the M5x0.8 ports run on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), 30-500 mm/s. It does not hold position if air is lost - add a rod lock or pilot check valve for a held load.
| Model | Airtac TACED Guided Compact Cylinder TACED12X25S |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø12 mm |
| Stroke | 25 mm |
| Acting type | Double acting, double rod, non-rotating |
| Port size | M5×0.8 |
| Rod thread | M3×0.5 |
| 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 50 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 | 42 N |
| 0.7 MPa | 59 N |
| Max (@1.0 MPa) | 9 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)). |
|---|---|
| 12 | Bore size in mm. |
| ×25 | 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.
A 25 mm double-rod stroke pushes a machined 5 g bushing off a CNC fixture with 42.4 N in both directions, and the twin guide yoke keeps the ejector pin aligned with the part.
With the -S magnet fitted, CMSE or DMSE switches on the body slot confirm extend and retract of a small go/no-go gauge plate on an electronics assembly line.
The short ISO 21287 body fits under a guard rail where a full-length profile cylinder will not, diverting small cartons sideways at 30-500 mm/s.
At 42.4 N per direction this 12 mm bore covers tiny clamping, ejecting and sorting tasks. Step down is not available in this series, so treat it as the smallest option; step up to the TACED16 (75.4 N at 0.5 MPa) if your part weight or friction load rises. Stroke 25 mm sits inside the 50 mm maximum standard stroke for bore 12, so no made-to-order build is needed. This model already carries the optional -S magnet for CMSE / DMSE switches; FB flange, CA, CB, CR or FTC mounts and a G port thread can be specified in the ordering code. Remember the piston drifts when air is lost - it is not a lock.
Quick checklist
Yes - the double-rod design means a rod exits both covers, so both strokes work on the rod-side area and the force is EQUAL in each direction: 42.4 N at 0.5 MPa and 59.4 N at 0.7 MPa. The maximum force at 1.0 MPa is 8.6 kgf. Operating range is 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof pressure, speed 30-500 mm/s, air filtered to 40 um.
It is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits tight jigs and guarded heads. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount in the body slots for end-of-stroke signalling. A fixed TPU bumper at each end absorbs end-of-stroke energy; outline dimensions are not listed here - confirm from datasheet.
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