
The AirTAC Airtac ACE Compact Cylinder ACE100X120S is a genuine double acting ISO 21287 compact air cylinder with a Ø100mm bore and 120mm stroke, 1/4" 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.
This AirTAC ACE100X120S is a double acting ISO 21287 compact cylinder that extends and retracts its 20 mm rod with air pressure on both strokes. It delivers a 3927 N push and 3769.9 N pull at 0.5 MPa, so it suits heavy clamping and pressing tasks in tight spaces.
The hard-anodized aluminium body is about 50% shorter than an ISO 15552 profile cylinder, freeing valuable room in machine guards and gantries. The optional -S magnet is fitted here, enabling CMSE or DMSE switches for reliable end-of-stroke sensing. For a 2:1 safety margin, plan to lift about 200 kg vertically with this unit at 0.5 MPa, based on its push force.
| Model | Airtac ACE Compact Cylinder ACE100X120S |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 120 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3770 N |
| 0.7 MPa | 5498 N | 5278 N |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACE | ISO 21287 compact cylinder (double-acting). |
|---|---|
| 100 | Bore size in mm. |
| ×120 | Stroke length in mm. |
| 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.
Clamp large automotive body panels in a welding jig with 3927 N of force at 0.5 MPa, holding parts firmly during robotic spot welding operations.
Press and flatten cardboard bales in a recycling line, using the 120 mm stroke to compress material before strapping, with the compact body fitting under existing conveyors.
Actuate a pallet stop on a gravity conveyor, using the 3927 N push to raise a heavy steel stop and the magnet-fitted sensors to confirm the pallet's position.
Choose this 100 mm bore when you need 3927 N of push force at 0.5 MPa. If your application requires less force, the 63 mm bore offers 1558.6 N push, while the 125 mm bore steps up to 6135.9 N push at the same pressure. This 120 mm stroke is within the 300 mm maximum standard stroke for this bore, so it ships as a standard unit. The fitted -S magnet allows direct mounting of CMSE or DMSE sensors for position feedback. For mounting, use FA or FB flanges, LB foot brackets, or CA/CB clevis mounts that bolt to the ISO 21287 face.
Quick checklist
At 0.5 MPa, the push force is 3927 N and the pull force is 3769.9 N. At 0.7 MPa, push increases to 5497.8 N and pull to 5277.9 N. The theoretical maximum force is 800.9 kgf at 1.0 MPa.
The ACE100X120S body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight jigs, guards, and gantries where a full-length cylinder would not. It uses a fixed TPU bumper at both ends to absorb end-of-stroke impact, and the optional -S magnet allows CMSE or DMSE switches for position sensing.
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