
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED16X70S is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø16mm bore and 70mm 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.
A double acting compact cylinder built to ISO 21287, the ACED16X70S pushes a piston rod out of BOTH covers, so the 16 mm bore delivers an identical 75.4 N at 0.5 MPa (105.6 N at 0.7 MPa) in each direction. The through-rod resists rotation and light side load, and the rear rod can carry a sensor flag or a second tooling plate. Stroke is 70 mm, comfortably inside the 75 mm standard range for this bore.
The hard-anodized aluminium body with an S45C hard-chrome plated rod runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), 30-500 mm/s, from -20 to +70 C. Its short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it suits tight jigs and guarding. Because the -S magnet is fitted, CMSE or DMSE switches can be clipped on for end-of-stroke signals, and a fixed TPU bumper at each end absorbs stop energy. As a rule of thumb, plan on roughly 45 N (about 4.6 kgf) of usable work at 0.5 MPa, or lift about 3.8 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED16X70S |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 70 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| 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 75 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 | 75 N |
| 0.7 MPa | 106 N |
| Max (@1.0 MPa) | 15 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). |
|---|---|
| 16 | Bore size in mm. |
| ×70 | 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 symmetric 75.4 N push and pull ejects machined bushings or plastic caps from a fixture in both directions, with the 70 mm stroke clearing a shallow pocket.
With the fitted -S magnet and a CMSE switch, a small enclosure or sample tray gate reports open and closed, moving at 30-500 mm/s inside a compact frame.
A rod at each cover lets one cylinder nudge PCB carriers from either side of a narrow conveyor, saving the mounting length a profile cylinder would need.
At 75.4 N per direction this bore sits between the 12 mm ACED (42.4 N) and the 20 mm ACED (117.8 N) at 0.5 MPa, so step down for lighter pick-and-place or up for heavier clamping. The 70 mm stroke is a standard size for bore 16 (max 75 mm), so no made-to-order build is needed. Remember the piston will drift if air is lost - for a held load add a rod lock or pilot check valve. Mount with FA/FB flanges, LB feet or FTC brackets, add I or Y rod knuckles, and the fitted -S magnet lets CMSE / DMSE switches report position. Rod end is female M4x0.7; ports are M5x0.8 with PT thread.
Quick checklist
Yes - the double-rod design exposes the rod-side area on both strokes, so force is equal each way: 75.4 N at 0.5 MPa and 105.6 N at 0.7 MPa, with a maximum of 15.4 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s. For sizing, treat about 45 N as the practical working force at 0.5 MPa.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits shallow guards and gantries. This model carries the optional -S magnet, so CMSE or DMSE reed or solid-state switches mount directly in the body slots; models ordered without the S code have no magnet. A fixed TPU bumper at each end absorbs end-of-stroke energy, and FA/FB flange, LB foot or FTC brackets bolt to the standard face.
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