
The AirTAC Airtac TACED Guided Compact Cylinder TACED20X40S is a genuine double acting, double rod, non-rotating ISO 21287 compact air cylinder with a Ø20mm bore and 40mm 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 with a rod leaving both covers, the AirTAC TACED20X40S 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, so a gripper or plate stays square without an external guide. The 40 mm stroke sits inside the 100 mm standard range for this 20 mm bore.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it drops into tight jigs, guards and pick-and-place gantries. A hard-anodized aluminium body with an S45C hard-chrome rod and a fixed TPU bumper at each end handles 0.15-1.0 MPa (22-145 psi) at 30-500 mm/s. The S in the model code means the magnet is fitted, so CMSE / DMSE switches can be mounted for end-position sensing. As a working rule, keep real work near 70 N at 0.5 MPa, and the through-rod will lift about 6 kg vertically with a 2:1 margin.
| Model | Airtac TACED Guided Compact Cylinder TACED20X40S |
|---|---|
| Series | TACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 40 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. |
| ×40 | 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 117.8 N through-rod clamps small aluminium brackets in machining jigs, and the twin guide yoke keeps the clamp pad square without a side guide.
Equal force in both directions lets one cylinder push cartons into a lane and retract with the same power, while the short body fits under low guarding.
The non-rotating yoke holds gripper jaws aligned on a 40 mm stroke, and the fitted magnet with CMSE switches confirms open and closed positions to the PLC.
At 117.8 N per side, this 20 mm bore suits light clamping and small-part transfer; step down to a 16 mm bore (75.4 N) for lighter tooling or up to a 25 mm bore (206.2 N) when the load grows. It does not hold position when air is lost - the piston drifts - so add a rod lock or pilot check valve for a held load. FB flange mounting is available, and the fitted -S magnet pairs with CMSE / DMSE switches; the female M6x1.0 rod thread takes standard tooling.
Quick checklist
Because a rod exits both covers, force is equal both ways: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa on the rod-side area, peaking at 24.0 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi) with proof pressure of 1.5 MPa (215 psi), air filtered to 40 um, speed 30-500 mm/s and temperature -20 to +70 C.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow machine frames. The S means the optional -S magnet is fitted on this model, enabling CMSE / DMSE reed or solid-state switches; a fixed TPU bumper at each end absorbs end-of-stroke energy, and FB flange mounting is offered.
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