
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED50X45S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø50mm bore and 45mm 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 ACED50X45S pushes a 16 mm rod out of BOTH covers, so thrust is identical on every stroke: 881.2 N at 0.5 MPa and 1233.7 N at 0.7 MPa. The 50 mm bore sits in the mid-force band, and the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into tight packaging guards and indexing fixtures.
The through-rod resists rotation and light side load, and the rear rod can carry a sensor flag on a rotary table or lift arm. This -S model carries the optional magnet, so CMSE / DMSE reed or solid-state switches mount directly in the body slots. Plan on roughly 529 N of usable work at 0.5 MPa, which lifts about 45 kg vertically with a 2:1 margin. Ports are 1/8" PT, the rod thread is female M10x1.5, and a fixed TPU bumper sits at each end.
| Model | Airtac ACED Double-acting Compact Cylinder ACED50X45S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 45 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 250 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 | 881 N |
| 0.7 MPa | 1234 N |
| Max (@1.0 MPa) | 180 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). |
|---|---|
| 50 | Bore size in mm. |
| ×45 | 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 (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 equal 881.2 N thrust in both directions gives identical push and return on a case pusher, and the 45 mm stroke matches a typical lane-to-lane transfer pitch.
The rear rod carries a sensor flag while the front rod clamps a machined housing, with CMSE switches reading both end positions on the -S magnet.
About 45 kg vertical lift with a 2:1 margin suits raising loaded pallet plates at an assembly cell, with the through-rod keeping the platen level.
At 881.2 N per direction, this bore covers mid-size clamping and lifting; step down to the 40 mm bore (571.8 N) for lighter tooling or up to the 63 mm bore (1458.1 N) when the load grows. Strokes to 250 mm are standard for this bore, so 45 mm is a stock length. FA/FB flanges, LB feet and FTC brackets bolt to the ISO 21287 face, and I or Y rod knuckles suit the through-rod. Remember the piston drifts if air is lost - add a rod lock or pilot check valve where a load must stay put.
Quick checklist
Because a rod exits both covers, both strokes use the rod-side area: 881.2 N at 0.5 MPa and 1233.7 N at 0.7 MPa, equal in each direction. At 1.0 MPa the ceiling is 179.7 kgf. Operating range is 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof pressure, running at 30-500 mm/s on air filtered to 40 um.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, freeing space in guarded machines. The -S code on this model means the magnet is fitted, so CMSE / DMSE switches mount in the body slots for end-position feedback. A fixed TPU bumper decelerates the piston at each end, and FA/FB flange, LB foot or FTC mounting bolts straight to the standard face.
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