
The AirTAC Airtac ACEJ12 Adjustable Compact Cylinder ACEJ16X60-50S is a genuine double acting, adjustable stroke ISO 21287 compact air cylinder with a Ø16mm bore and 60mm 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.
The ACEJ16X60-50S is a double acting ISO 21287 compact cylinder with an adjustable extend stroke. Its 16 mm bore delivers 100.5 N push and 75.4 N pull at 0.5 MPa, rising to 140.7 N push at 0.7 MPa. The -50 code gives a 50 mm adjustment window: an external stop screw trims the 60 mm extend stroke down on site, so the usable range is 10-60 mm without changing the cylinder.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which makes this model easy to fit inside slim fixtures and guarding. The hard-anodized aluminium body carries an S45C hard-chrome rod, a fixed TPU bumper sits at both ends, and the fitted -S magnet accepts CMSE / DMSE switches for end-position sensing. As a rule of thumb, plan on about 60 N (roughly 6 kg of vertical lift with a 2:1 margin) of real work at 0.5 MPa rather than the full rating.
| Model | Airtac ACEJ12 Adjustable Compact Cylinder ACEJ16X60-50S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 60 mm |
| Acting type | Double acting, 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 101 N | 75 N |
| 0.7 MPa | 141 N | 106 N |
| Max (@1.0 MPa) | 21 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACEJ | ISO 21287 compact cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×60 | Stroke length in mm. |
| -50 | 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 (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.
Presses dowel pins or bearings into plastic housings on electronics assembly lines, where the 10-60 mm trimmed stroke matches shallow press depths and 100.5 N at 0.5 MPa suits light interference fits.
Kicks rejected blister packs off a packaging conveyor, with the fitted -S magnet and CMSE / DMSE switches confirming the rod has fully retracted before the next carton arrives.
Clamps thin aluminium brackets inside a tight CNC jig where the short body, about 50% of the mounting length of an ISO 15552 profile cylinder, is the only way to close the guard.
At 100.5 N push at 0.5 MPa this bore sits between the 12 mm (56.5 N) and 20 mm (157.1 N) sizes, so step up to 20 mm if your tooling mass grows or drop to 12 mm for lighter clamping. Remember the stop screw only shortens the extend stroke and is not a mid-stroke lock: on air loss the piston can still drift, so add a separate clamp for load holding. FA flange, LB foot, FTC brackets and I/Y rod knuckles bolt to the ISO 21287 face; the female M4x0.7 rod thread suits standard tooling studs.
Quick checklist
At 0.5 MPa it pushes 100.5 N and pulls 75.4 N; at 0.7 MPa it pushes 140.7 N and pulls 105.6 N; the theoretical maximum is 20.5 kgf at 1.0 MPa. The -50 code is a 50 mm adjustment window: an external stop screw shortens the 60 mm extend stroke anywhere in a 10-60 mm range. It runs on air filtered to 40 um at 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium body, S45C hard-chrome rod and a fixed TPU bumper at each end that only decelerates at stroke ends. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be clipped onto the body slots for end-position detection. FA flange, LB foot, FTC brackets and I/Y rod knuckles mount on the standard ISO 21287 face.
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