
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED40X90SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø40mm bore and 90mm 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 ACED40X90SB pushes a 12 mm rod out of BOTH covers, so its 40 mm bore delivers an identical 571.8 N at 0.5 MPa in each direction - there is no weaker pull stroke. This S-coded unit carries the optional magnet, so CMSE or DMSE reed and solid-state switches can be clipped onto the body for end-of-stroke signalling, and the B code gives a male rod thread for direct linkage attachment.
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 jigs, guarding and gantry frames. A fixed TPU bumper at each end absorbs stroke-end shock, the S45C hard-chrome rod resists wear, and speed runs 30-500 mm/s across 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED40X90SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 90 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. |
| ×90 | 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 571.8 N clamping force in both directions lets one ACED40X90SB push a pallet locators from either side, and the male rod thread takes a custom clamp tip directly.
A rod at each cover means the same 800.5 N at 0.7 MPa rejects cartons whether the cylinder extends or retracts - no derating for the pull side.
With the fitted magnet and CMSE switches on both ends, the 90 mm stroke reports extend and retract positions, while the through-rod resists rotation on a vertical lift of about 29 kg.
At 571.8 N per direction, this 40 mm bore sits between the 32 mm ACED (345.6 N) and the 50 mm ACED (881.2 N) at 0.5 MPa - step down if your load is under 300 N, step up past 550 N. The 90 mm stroke is well inside the 200 mm maximum standard stroke for this bore, so it ships as a catalogue item. Remember that a plain double-rod cylinder drifts when air is lost; add a rod lock or pilot check if the load must stay put. FA/FB flanges, LB feet and FTC brackets bolt straight to the ISO 21287 face, and the through-rod at the rear can carry a sensor flag.
Quick checklist
Because a rod exits both covers, both strokes use the rod-side area: 571.8 N at 0.5 MPa and 800.5 N at 0.7 MPa, equal in extend and retract. Maximum force at 1.0 MPa is 116.6 kgf. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s.
The ISO 21287 short body cuts mounting length by roughly half versus an ISO 15552 profile cylinder, and a fixed TPU bumper at each end absorbs end-of-stroke energy. The S in ACED40X90SB means the optional magnet is fitted, so CMSE or DMSE switches can be mounted on the body slots; models ordered without -S carry no magnet.
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