
The AirTAC Airtac TACED Guided Compact Cylinder TACED40X20 is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø40mm bore and 20mm stroke, 1/8" 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.
A double acting compact cylinder built to ISO 21287, the TACED40X20 pushes a 40 mm bore through a short 20 mm stroke with a rod leaving both covers, so the 571.8 N output at 0.5 MPa is identical in each direction. Twin guide rods on the yoke stop the tooling twisting and take side load, so a gripper or press plate stays square without an external guide. Air supply is 0.15-1.0 MPa (22-145 psi) with speed from 30-500 mm/s.
The hard-anodized aluminium body with an S45C hard-chrome plated rod shrugs off wear in daily production, and the short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, letting it slot into tight fixtures. At 0.5 MPa plan on roughly 343 N (about 35 kgf) of real working force, and for vertical lifts that is around 29 kg with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke shock.
| Model | Airtac TACED Guided Compact Cylinder TACED40X20 |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 20 mm |
| Acting type | Double acting, double rod, non-rotating |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | 572 N |
| 0.7 MPa | 800 N |
| Max (@1.0 MPa) | 117 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)). |
|---|---|
| 40 | 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 571.8 N clamping force at 0.5 MPa in both directions lets one TACED40X20 lock and release a machining pallet, while the 20 mm stroke suits shallow clamp pockets on the fixture plate.
Twin guide rods keep gripper jaws from rotating on small automotive brackets, and the equal bidirectional force grips and releases with the same 571.8 N at 0.5 MPa.
A 20 mm stroke is ideal for date-code stamping on packaging line parts; the compact body fits inside the stamping head where a full-length cylinder cannot.
For a 20 mm stroke with equal force both ways, the 40 mm bore gives 571.8 N at 0.5 MPa and 800.5 N at 0.7 MPa in either direction. Step down to the 32 mm bore (345.6 N at 0.5 MPa) for lighter clamping, or up to the 50 mm bore (881.2 N) when the load grows. Note that the piston drifts if air is lost, so add a rod lock or pilot check valve where a load must stay put. Mounting is FB flange, ports are 1/8", and the optional -S magnet enables CMSE / DMSE switches; without -S no magnet is fitted.
Quick checklist
Yes. Because a rod exits both covers, both sides see the rod-side area, so output is equal both ways: 571.8 N at 0.5 MPa and 800.5 N at 0.7 MPa, with a maximum of 116.6 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the port is 1/8".
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 a fixed TPU bumper at each end. Position sensing needs the optional -S magnet code; with it, CMSE / DMSE switches mount in the body slots. Without -S there is no magnet, and the piston will drift if air is lost, so use a rod lock or pilot check valve to hold a load.
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