
The AirTAC Airtac TACED Guided Compact Cylinder TACED20X55 is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø20mm bore and 55mm 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 AirTAC TACED20X55 pushes a rod out of both covers of a 20 mm bore body, so the force is identical in each direction: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa, both ways. 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. Air supply is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, and a fixed TPU bumper at each end absorbs end-of-stroke energy.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which makes this 55 mm stroke unit easy to fit into tight jigs and guarding. The hard-anodized aluminium body carries a hard-chrome plated S45C rod, and the M5x0.8 ports suit small manifolds. Because the rod-side area works in both directions, plan on roughly 70 N of usable push at 0.5 MPa, which lifts about 6 kg vertically with a 2:1 margin.
| Model | Airtac TACED Guided Compact Cylinder TACED20X55 |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 55 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. |
| ×55 | 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 short ISO 21287 body and 117.8 N per side suit clamping small stamping or welding fixtures where a full-length profile cylinder will not fit.
Twin guide rods keep a vacuum cup or gripper square on small electronics parts, with equal 117.8 N grip and release force at 0.5 MPa.
A 55 mm stroke at 30-500 mm/s gives controlled press or probe motion in compact test rigs, lifting about 6 kg vertically with margin.
At 117.8 N per direction, bore 20 sits between the 16 mm (75.4 N) and 25 mm (206.2 N) TACED sizes; step up to 25 mm if your fixture needs more margin at 0.5 MPa, or down to 16 mm for lighter pick-and-place heads. The 55 mm stroke is within the 100 mm standard range for this bore, so no made-to-order build is needed. Order the -S code if you want the optional magnet for CMSE / DMSE switches; without it no sensor can be fitted. FB flange, CA, CB, CR and FTC mountings are available, and the rod end is female M6x1.0.
Quick checklist
Yes. Because a rod exits both covers, both sides work on the rod-side area, so output is equal each way: 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) and speed is 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and a fixed TPU bumper at each end absorbs end-of-stroke energy. Sensors are possible only when you order the optional -S magnet code, which allows CMSE or DMSE switches on the body slots; the standard TACED20X55 has no magnet.
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