
The AirTAC ACEJ80~100 Adjustable Compact Cylinder ACEJ80X60-20SB is a genuine double acting, double rod, adjustable stroke ISO 21287 compact air cylinder with a Ø80mm bore and 60mm 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 -20 code adds an external stop screw that trims the extend stroke anywhere in a 20 mm window, so the same cylinder covers a 40-60 mm working range without re-plumbing. Air supply runs 0.15-1.0 MPa (22-145 psi) with speeds of 30-500 mm/s.
Because the short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, this 80 mm bore slots into clamping fixtures and gantries that cannot spare the depth. The magnet fitted under the -S code accepts CMSE / DMSE reed or solid-state switches for end-of-stroke signalling, and the male (B) rod thread bolts straight to your tooling.
| Model | Airtac ACEJ80~100 Adjustable Compact Cylinder ACEJ80X60-20SB |
|---|---|
| Series | ACEJ compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø80 mm |
| Stroke | 60 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. |
| ×60 | Stroke length in mm. |
| -20 | 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.
A 60 mm stroke pressing or staking operation on an assembly line, where the compact body fits under a guard that excludes a full-length profile cylinder.
Ejecting castings or cartons from a conveyor with CMSE switch confirmation of full extend, enabled by the fitted -S magnet on this model.
Choose this model when the 40-60 mm adjustable extend range and about 128 kg vertical-lift capability match the job. FA flange or LB foot mountings bolt to the ISO 21287 face, and the fitted -S magnet plus male rod thread make switch wiring and tooling attachment straightforward. Remember the stop screw is an end stop only: on air loss the piston drifts, so add a separate valve for load holding.
Quick checklist
At 0.5 MPa it pushes 2513.3 N and pulls 2356.2 N; at 0.7 MPa those rise to 3518.6 N and 3298.7 N, with a theoretical maximum of 512.6 kgf at 1.0 MPa. The -20 code is a 20 mm adjustment window: an external stop screw shortens the 60 mm extend stroke on site, giving a usable range of 40-60 mm. It is an end stop, not a mid-stroke lock, so the rod still drifts if air is lost. Speed range is 30-500 mm/s and a fixed TPU bumper decelerates both ends.
It is an ISO 21287 compact cylinder whose short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a hard-anodized aluminium body and a 20 mm hard-chromed S45C rod. Air ports are 1/8" (PT thread on this version), the rod end is male thread (B code), and FA flange or LB foot mountings bolt to the standard face. The magnet is the optional -S code, which this model carries, so CMSE / DMSE reed or solid-state switches can be clipped to the body slots for position feedback.
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