
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X160-50B is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 160mm 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 ISO 21287 compact cylinder with an adjustable extend stroke, the ACEJ80X160-50B pairs an 80 mm bore with a 160 mm stroke and a 20 mm hard-chrome S45C rod. At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N, rising to 3518.6 N at 0.7 MPa - a force class that suits heavy clamping and press-fit work. The external stop screw trims the extend stroke anywhere in the ordered 50 mm window, giving a usable range of 110-160 mm without changing hardware.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into guarded weld cells and gantry frames where a full-length body cannot. Air is 0.15-1.0 MPa (22-145 psi), speed 30-500 mm/s, with fixed TPU bumpers at both ends. Note this model has no magnet - order the optional -S code if you later need CMSE / DMSE switch position feedback.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X160-50B |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 160 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. |
| ×160 | 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.
3518.6 N at 0.7 MPa is enough for light staking, pressing and riveting on assembly benches where the short body fits under a guard.
The stop screw is a mechanical end stop for the extend stroke only; on air loss the piston still drifts, so add a valve or external stop where load holding matters. FA flange, LB foot and FTC brackets plus I/Y rod knuckles bolt to the ISO 21287 face, and the male rod thread (B code) suits clevis-style tooling. PT ports; G thread available on request.
Quick checklist
The 80 mm bore has a 20 mm rod, 1/8" PT ports and a 160 mm stroke adjustable down to 110 mm via the 50 mm stop-screw window. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C, air filtered to 40 um.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with FA flange, LB foot and FTC brackets plus I/Y knuckles fitting the standard face. A fixed TPU bumper at each end absorbs end-of-stroke energy. Switches need the optional -S magnet code - this B-suffix model has no magnet, so order ACEJ80X160-50BS to run CMSE / DMSE sensors.
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