
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED40X80SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø40mm bore and 80mm 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.
A double acting compact cylinder built to ISO 21287, the ACED40X80SB pushes a 12 mm hard-chromed rod out of BOTH covers, so the 40 mm bore delivers an identical 571.8 N at 0.5 MPa in each direction - the rod-side area works for both strokes. The male rod thread (B code) bolts straight into external nuts or knuckles, and the fitted -S magnet lets CMSE / DMSE switches report position along the body slots.
The short hard-anodized aluminium body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into tight machine frames and guarding. A fixed TPU bumper at each end absorbs stroke-end shock, with speed range 30-500 mm/s.
| Model | Airtac ACED Double-acting Compact Cylinder ACED40X80SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 80 mm |
| Acting type | Double acting, double rod |
| 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 200 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. 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).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 40 | Bore size in mm. |
| ×80 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (double rod, 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 through-rod drives a pick-and-place slide on a packaging line, pushing and pulling with equal 571.8 N force at 0.5 MPa while the rear rod carries a sensor flag for stroke feedback.
On a machining fixture, the male-threaded rod grips a clamp arm in one direction and ejects the finished part on the return, both strokes delivering 800.5 N at 0.7 MPa.
A small electronics assembly station uses the 40 mm bore to seat connectors vertically, relying on about 29 kg of practical vertical lift capacity and the TPU bumpers to soften each end of stroke.
At 40 mm bore this sits mid-range: the 32 mm size gives 345.6 N at 0.5 MPa if your load is lighter, while the 50 mm bore raises it to 881.2 N - step up if 571.8 N is marginal. Both strokes see the same rod-side force, so no derating for the return direction. The 80 mm stroke is well inside the 200 mm standard limit for bore 40. Remember this cylinder drifts when air is lost; add a rod lock or pilot check valve if the load must stay put. FA/FB flanges, LB feet and FTC brackets mount on the ISO 21287 face, and the fitted magnet pairs with CMSE / DMSE switches.
Quick checklist
Yes - because a rod exits both covers, both strokes use the rod-side area of the 40 mm bore. Output is 571.8 N at 0.5 MPa and 800.5 N at 0.7 MPa in either direction, with a peak 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 80 mm stroke is a standard length for this bore (max standard 200 mm).
This model carries the optional -S magnet, so CMSE or DMSE reed or solid-state switches clip into the slots around the hard-anodized aluminium body. End-of-stroke energy is absorbed by a fixed TPU bumper at each cover - it only decelerates the piston and does not hold or brake a load, so use a rod lock or pilot check valve where the load must stay in place with air off.
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