
The AirTAC Airtac TACED Guided Compact Cylinder TACED25X20S is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø25mm bore and 20mm 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.
Double acting and double rod, the TACED25X20S pushes a 25 mm piston through a 20 mm stroke with a rod leaving BOTH covers, so the force is identical in extend and retract: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa. Twin guide rods on the yoke stop the tooling rotating and carry side load, so a gripper or plate stays square without an external guide. The S code on this model means the magnet is fitted, letting CMSE / DMSE reed or solid-state switches report end positions.
The hard-anodized aluminium body is an ISO 21287 compact build that saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and gantry frames. A fixed TPU bumper at each end absorbs end-of-stroke shock, the S45C hard-chrome rod resists wear, and the M5x0.8 ports suit small air lines. At 0.5 MPa the 206.2 N output works out to about 21 kgf, so plan on lifting roughly 10 kg vertically with a 2:1 margin.
| Model | Airtac TACED Guided Compact Cylinder TACED25X20S |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 20 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. |
| ×20 | 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 and 20 mm stroke suit short clamp-and-release moves on machining fixtures, with the twin guide yoke keeping the clamp pad square.
A rod exits both covers, so one cylinder can push a carton off a conveyor on the extend stroke and reset a stop on retract, each at 206.2 N at 0.5 MPa.
The non-rotating twin guide rods carry light side load and keep a vacuum cup or gripper facing down, while the fitted magnet drives CMSE / DMSE switches for cycle confirmation.
At 206.2 N per direction, this 25 mm bore sits between the 20 mm size (117.8 N at 0.5 MPa) and the 32 mm size (345.6 N at 0.5 MPa); step up if your tooling needs the extra push. The 20 mm stroke suits short clamp-and-return moves. Remember the piston drifts if air is lost, so add a rod lock or pilot check valve where a load must stay put. FB flange mounting is available, and the fitted -S magnet pairs with CMSE / DMSE switches for position feedback.
Quick checklist
Yes. Because a rod exits both covers, both strokes act on the rod-side area: 206.2 N at 0.5 MPa, 288.6 N at 0.7 MPa, and up to 42.0 kgf at 1.0 MPa, equal in extend and retract. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s.
The S is the optional -S magnet code, and this model carries it, so CMSE / DMSE reed or solid-state switches can be clipped into the body slots for end-of-stroke sensing. The ISO 21287 compact body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end and FB flange mounting available.
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