
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X200-50S is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 200mm 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.
The ACEJ80X200-50S is a double acting AirTAC compact cylinder to ISO 21287 with an adjustable extend stroke: an external stop screw trims the 200 mm stroke by up to 50 mm on site, giving a usable range of 150-200 mm. At 0.5 MPa the 80 mm bore pushes 2513.3 N and pulls 2356.2 N, rising to 3518.6 N at 0.7 MPa. The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into presses and gantries where a full-length body will not fit.
The hard-anodized aluminium body carries a 20 mm S45C hard-chrome rod, a fixed TPU bumper at each end absorbs end-of-stroke shock, and because this model carries the -S magnet, CMSE / DMSE switches can be mounted for end-position sensing. Ports are 1/8" (PT), speed is 30-500 mm/s, and pressure runs 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X200-50S |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 200 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| Port size | 1/8" |
| Rod thread | M12×1.75 |
| 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 300 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 | 2356 N |
| 0.7 MPa | 3299 N |
| Max (@1.0 MPa) | 481 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). |
|---|---|
| 80 | Bore size in mm. |
| ×200 | 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 (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.
Swings a heavy safety gate on a warehouse conveyor line; the compact body fits the guard frame where an ISO 15552 profile cylinder would overhang the walkway.
Clamps machined housings in a CNC fixture while CMSE switches on the fitted -S magnet confirm full clamp before the cycle starts.
Remember the stop screw is a mechanical end stop only: on air loss the piston still drifts, so add a valve or lock if you must hold a load mid-stroke. Bolt FA flange or LB foot mounts to the ISO 21287 face, add I or Y rod knuckles for side alignment, and order CMSE / DMSE switches to suit the fitted -S magnet.
Quick checklist
At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa it pushes 3518.6 N and pulls 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. The -50 code is a 50 mm adjustment window: an external stop screw shortens the 200 mm extend stroke by up to 50 mm, so the working range is 150-200 mm. It shortens the stroke only - it never extends past 200 mm, and it is an end stop, not a mid-stroke lock.
It is an ISO 21287 compact cylinder: hard-anodized aluminium body with a roller-burnished bore, threaded aluminium covers, a 20 mm hard-chrome S45C rod and a fixed TPU bumper at each end that only decelerates at the ends of travel. The body saves about 50% of the mounting length of an ISO 15552 profile cylinder. This model carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches can be clamped anywhere along the body. FA flange and LB foot mounts plus I/Y knuckles bolt to the standard face; ports are 1/8" PT.
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