
The AirTAC Airtac TACED Guided Compact Cylinder TACED20X25S is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø20mm 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.
Double acting and double rod, the TACED20X25S pushes a rod out of both covers of its ISO 21287 compact body, so the 20 mm bore delivers 117.8 N in each direction at 0.5 MPa (164.9 N at 0.7 MPa) because both sides work on the rod-side area. Twin guide rods on the yoke stop the tooling rotating and carry side load, keeping a gripper or plate square without an external guide. The magnet is the -S option this model carries, so CMSE / DMSE switches can be mounted for end-of-stroke sensing.
The short hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which makes it easy to fit into tight jigs, guards and gantries. A fixed TPU bumper at each end absorbs end-of-stroke energy, and the S45C hard-chrome rod with M6x1.0 female thread handles 0.15-1.0 MPa (22-145 psi) at 30-500 mm/s. For planning, treat roughly 70 N (about 7 kg) as the usable working force at 0.5 MPa, and expect around 6 kg of vertical lift with a 2:1 margin.
| Model | Airtac TACED Guided Compact Cylinder TACED20X25S |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 25 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 | 118 N |
| 0.7 MPa | 165 N |
| Max (@1.0 MPa) | 24 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)). |
|---|---|
| 20 | 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.
The 25 mm stroke and 117.8 N per side clamp small machined parts in milling jigs, while the body being about 50% shorter than an ISO 15552 profile cylinder lets it fit inside the jig footprint.
Twin guide rods keep a gripper square on 6 kg PCB trays or small castings, with CMSE / DMSE switch feedback confirming grip position through the fitted -S magnet.
A 25 mm through-rod push moves sample vials between test stations at 30-500 mm/s, with equal 117.8 N force whichever way the plate travels.
At 117.8 N per side, the 20 mm bore sits between the 16 mm (75.4 N) and 25 mm (206.2 N) versions, both also equal in push and pull. If your fixture needs more than about 70 N of real working force at 0.5 MPa, step up to the 25 mm bore; if the load is lighter and space is tighter, the 16 mm saves more length. The 25 mm stroke is within the 100 mm maximum standard stroke for this bore, so no made-to-order build is needed. This model already carries the -S magnet for CMSE / DMSE switches, mounts via FB flange or foot options, and remember it does not hold position when air is lost - add a rod lock or pilot check valve for a held load.
Quick checklist
Yes. Because a rod exits both covers, both sides see the rod-side area, so output is equal both ways: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa, with a maximum of 24.0 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the M5x0.8 port depends only on the 20 mm bore.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium body, S45C hard-chrome rod and fixed TPU bumpers at both ends. This version carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be clipped into the body slots for position feedback; FB flange and foot mounting options are available.
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