
The AirTAC ACEJ12 Adjustable Compact Cylinder ACEJ16X75-10B is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø16mm bore and 75mm 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 ISO 21287 compact cylinder, the ACEJ16X75-10B pairs a 16 mm bore with a 75 mm stroke that an external stop screw trims on site by up to 10 mm, giving a usable extend range of 65-75 mm. At 0.5 MPa it pushes 100.5 N and pulls 75.4 N, rising to 140.7 N at 0.7 MPa. The hard-anodized aluminium body and S45C hard-chrome plated 8 mm rod suit light clamping and positioning duty at 0.15-1.0 MPa (22-145 psi) and 30-500 mm/s.
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into slim fixtures and guarded cells. Note the stop screw is a mechanical end stop only: on air loss the piston still drifts, so it never holds a load. The rod end is male thread (B code), the port is M5x0.8, and a fixed TPU bumper sits at both ends.
| Model | Airtac ACEJ12 Adjustable Compact Cylinder ACEJ16X75-10B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 75 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| 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 |
ACEJ is double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×75 | Stroke length in mm. |
| -10 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| 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.
Ejects stamped terminals or connector pins from a light-duty die, where the 65-75 mm trimmed stroke matches shallow die depth and 100.5 N is ample for free-falling parts.
Clamps a circuit board onto a bed-of-nails fixture inside a compact ATE frame; the short body fits where an ISO 15552 profile cylinder cannot, and about 3 kg vertical equivalent covers the hold-down.
Lifts a small vial tray about 3 kg between a conveyor and an inspection chute in a pharmaceutical packaging line, with the male rod thread picking up a Y knuckle for the tray link.
Both share the M5x0.8 port. The 75 mm stroke is the maximum standard stroke for bore 16, so no made-to-order build is needed. FA flange and LB foot mountings bolt to the ISO 21287 face, and I or Y rod knuckles suit the male rod thread. If you later need position sensing, order the -S variant, because this model has no magnet and accepts no CMSE / DMSE switch.
Quick checklist
Push is 100.5 N and pull 75.4 N at 0.5 MPa; at 0.7 MPa push rises to 140.7 N and pull to 105.6 N, with a theoretical maximum of 20.5 kgf at 1.0 MPa. It is double acting with a 10 mm adjustable extend window (65-75 mm usable), runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), temperature -20 to +70 C, speed 30-500 mm/s, port M5x0.8, male rod thread, and a fixed TPU bumper at both ends.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits tight jigs and guarded machines, with FA flange or LB foot mounting on the standard face. Sensing is only possible on the -S version, which carries the optional magnet for CMSE / DMSE switches; this model, ordered without S, has no magnet and no switch can be mounted. The end stop adjusts the stroke but never locks or brakes a load.
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