
The AirTAC Airtac TACE Guided Compact Cylinder TACE20X25S is a genuine double acting, 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 non-rotating, the TACE20X25S packs a 20 mm bore and 25 mm stroke into an ISO 21287 compact body whose hard-anodized aluminium construction saves about 50% of the mounting length of an ISO 15552 profile cylinder. At 0.5 MPa it pushes 157.1 N and pulls 117.8 N; at 0.7 MPa those rise to 219.9 N push and 164.9 N pull, with a theoretical 32 kgf at 1.0 MPa. Twin guide rods on a yoke stop the tooling rotating and carry side load, so a gripper or plate stays square without an external guide.
For real-world sizing, plan on about 94 N of usable force at 0.5 MPa (roughly 0.6 of the push rating), which lifts about 8 kg vertically with a 2:1 margin. The -S code on this model means the magnet is fitted, so CMSE / DMSE reed or solid-state switches mount directly in the body slots for end-of-stroke signalling. A fixed TPU bumper at each end absorbs end-of-stroke energy; the 10 mm rod carries a female M6x1.0 thread, air is filtered to 40 um, pressure runs 0.15-1.0 MPa (22-145 psi), and speed spans 30-500 mm/s.
| Model | Airtac TACE Guided Compact Cylinder TACE20X25S |
|---|---|
| Series | TACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 25 mm |
| Acting type | Double acting, 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 118 N |
| 0.7 MPa | 220 N | 165 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin. Twin guide rods stop the tooling rotating.
| TACE | ISO 21287 compact cylinder (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.
A 25 mm stroke is enough to seat small connectors or push-fit fittings into PCB assemblies, and the twin-guide yoke keeps the ram square to the housing so pins do not bend.
With 157.1 N of push at 0.5 MPa, this bore clamps small aluminium brackets or plastic housings in drill and test fixtures too tight for a full-length cylinder body.
On a pharmaceutical packaging line, the short body kicks off-spec blister packs aside at a divert station while the fitted -S magnet feeds a CMSE switch to confirm each extend.
If 157.1 N of push at 0.5 MPa is more than the job needs, the 16 mm bore delivers 100.5 N; if the load is heavier, step up to the 25 mm bore at 245.4 N, both in the same compact family. Note that the rod drifts when air is lost, so add a rod lock or pilot check valve wherever a load must stay held. FB flange, CA/CB clevis, CR and FTC mountings cover most fixtures, and because this model carries the -S code the magnet is already fitted for CMSE / DMSE switches.
Quick checklist
At 0.5 MPa it pushes 157.1 N and pulls 117.8 N; at 0.7 MPa it pushes 219.9 N and pulls 164.9 N. The theoretical maximum is 32 kgf at 1.0 MPa with the 20 mm bore and 10 mm rod. For sizing, treat about 94 N as the usable working force, enough to lift roughly 8 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, so it fits tight jigs, guards and gantries. Mounting options are FB flange, CA/CB clevis, CR and FTC. A fixed TPU bumper at each end absorbs end-of-stroke energy. Because this model carries the -S code, the magnet is fitted and CMSE / DMSE reed or solid-state switches clip into the body slots; on models ordered without -S there is no magnet.
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