
The AirTAC Airtac TACE Guided Compact Cylinder TACE20X55S is a genuine double acting, 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 non-rotating, the TACE20X55S pairs a 20 mm bore with a 55 mm stroke inside an ISO 21287 compact body that saves about 50% of the mounting length of an ISO 15552 profile cylinder. Twin guide rods on a yoke stop the tooling rotating and carry side load, so a small gripper or pusher plate stays square without an external guide. At 0.5 MPa this bore pushes 157.1 N and pulls 117.8 N, enough for light ejection, clamping and sorting work in tight machines. The hard-anodized aluminium body carries a hard-chrome plated S45C rod, and the port is M5x0.8.
Plan on roughly 94 N of real work at 0.5 MPa rather than the full 157.1 N rating, and expect about 16 kg of vertical lift at full push force, or about 8 kg with a 2:1 margin. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be mounted directly in the body slots. A fixed TPU bumper at each end absorbs end-of-stroke energy, speed runs 30-500 mm/s, the rod end is a female M6x1.0 thread, and operating pressure is 0.15-1.0 MPa (22-145 psi) with air filtered to 40 um.
| Model | Airtac TACE Guided Compact Cylinder TACE20X55S |
|---|---|
| Series | TACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 55 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. |
| ×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 157.1 N push at 0.5 MPa lifts finished circuit boards off test pins, and the twin guide yoke keeps the ejector plate level across the board edge.
A 55 mm stroke folds small flaps inside a guarding frame where the short ISO 21287 body fits that a longer profile cylinder cannot.
The non-rotating rod advances sample vials into position repeatably, and the -S magnet with a CMSE switch confirms each reach without extra brackets.
Check the force band first: the smaller 16 mm bore delivers 100.5 N push at 0.5 MPa, while the 25 mm bore reaches 245.4 N, so the 20 mm class at 157.1 N sits between them for light-to-medium push tasks. Stroke 55 mm is within the 100 mm maximum standard stroke for this bore, so it ships as a standard build. Remember the piston drifts when air is lost, so add a rod lock or pilot check valve if the load must stay put. Mounting choices are FB flange, CA/CB clevis, CR and FTC, and because the -S magnet is fitted on this model, CMSE / DMSE switches can be added for end-of-stroke signalling.
Quick checklist
At 0.5 MPa the 20 mm bore pushes 157.1 N and pulls 117.8 N. At 0.7 MPa push rises to 219.9 N and pull to 164.9 N. The theoretical maximum at 1.0 MPa is 32 kgf. For sizing, treat about 94 N as the usable push force at 0.5 MPa, which corresponds to lifting roughly 16 kg vertically, or about 8 kg with a 2:1 safety margin.
The TACE20X55S is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end and FB, CA, CB, CR or FTC mounting options. This model carries the optional -S magnet, so CMSE or DMSE reed and solid-state switches can be slid into the body slots for position signalling. The rod end is a female M6x1.0 thread and the air port is M5x0.8.
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