
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE12X10SB is a genuine single acting, pull (spring return) ISO 21287 compact air cylinder with a Ø12mm bore and 10mm 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.
This AirTAC ATE12X10SB is a single acting pull cylinder with spring return, built to the ISO 21287 compact standard. The spring extends the 6 mm rod, and air retracts it, with a net pull of 25.9 N at 0.5 MPa and 42.9 N at 0.7 MPa. Its short body takes up about 50% less mounting length than an ISO 15552 profile cylinder, which is critical for fitting into tight machine guards and compact jigs.
With the -S option fitted, this unit includes the magnet, so you can mount CMSE or DMSE switches for position sensing. The hard-anodized aluminium body and S45C hard-chrome plated rod resist wear in high-cycle applications. At 0.5 MPa, the safe working load is about 15.5 N, which translates to lifting roughly 1.6 kg vertically with a 2:1 safety margin, making it suitable for light part detection or small gate actuation.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE12X10SB |
|---|---|
| Series | ATE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø12 mm |
| Stroke | 10 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | M5×0.8 |
| Rod thread | M3×0.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 10 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 | Pull force (spring return) |
|---|---|
| 0.5 MPa | 25.9 N |
| 0.7 MPa | 42.9 N |
Single-acting pull: the spring extends the rod; air retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa. Single-acting strokes are short (Ø12 to 10 mm, Ø16-100 to 25 mm).
| ATE | ISO 21287 compact cylinder (single-acting pull, spring-return). |
|---|---|
| 12 | Bore size in mm. |
| ×10 | 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.
Use this cylinder to eject small stamped or machined parts from a die or fixture. Its 25.9 N pull at 0.5 MPa is enough to clear a lightweight component, and the compact body fits under a worktable where space is limited.
In a manual assembly jig, this cylinder can pull a locating pin or clamp arm out of the way for part loading. The spring return ensures the pin is back in place when air is removed, and the 10 mm stroke is ideal for short retractions.
Mount this cylinder to move a small flag or target in front of a photoelectric or inductive sensor for a presence check. The optional -S magnet allows a CMSE switch to confirm the rod position, and the short stroke provides quick, repeatable motion.
For a 12 mm bore, this cylinder provides a compact solution for light pulling tasks. If you need more force, consider the ATE16X25, which delivers 53.3 N pull at 0.5 MPa, or the ATE20X25 at 88.1 N. This model has a maximum standard stroke of 10 mm, so it is not intended for long travel applications. The spring returns the rod to the extended position on air loss, but it does not hold a mid-stroke position. The M5x0.8 port is suitable for small-bore control valves, and the male rod thread simplifies attachment of custom tooling.
Quick checklist
The ATE12X10SB provides a net pull force of 25.9 N at 0.5 MPa and 42.9 N at 0.7 MPa, with these figures already accounting for the return spring. The minimum working pressure is 0.2 MPa, and the maximum is 1.0 MPa (145 psi).
The ISO 21287 body is about 50% shorter than a standard ISO 15552 profile cylinder, saving significant space in tight enclosures. This model also features a fixed TPU bumper at both ends to absorb impact, and the optional -S magnet allows for CMSE or DMSE switch mounting for position feedback.
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