
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE12X10B 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 ATE12X10B is a single acting pull cylinder with a spring return, meaning the spring extends the rod and air retracts it. Its compact ISO 21287 body takes up about 50% less mounting length than an ISO 15552 profile cylinder, making it ideal for tight spots.
At 0.5 MPa, it delivers a net pull of 25.9 N, which translates to a safe vertical lift of about 1.6 kg when you factor in a 2:1 safety margin. The male rod thread (B code) simplifies linkage, and the fixed TPU bumper at both ends absorbs end-of-stroke impact without adjustment.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE12X10B |
|---|---|
| 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 in a compact jig on a benchtop press where space is limited, providing a 10 mm pull to secure small parts during drilling.
Retract a small guard door latch on a packaging machine, with the spring extending the latch when air is off for safety.
Pull a small pneumatic valve stem in a test rig, offering precise 10 mm travel for fluid sampling at low force.
For a 12 mm bore, the ATE12X10B offers a compact solution with a 10 mm stroke. If you need more force, consider the ATE16X25, which provides 53.3 N pull at 0.5 MPa, or the ATE20X25 with 88.1 N. This model is not for holding loads mid-stroke; on air loss, the spring returns the rod to its extended position. The optional -S magnet is not included, so sensor mounting is not possible without it.
Quick checklist
The net pull force, which already accounts for the return spring, is 25.9 N at 0.5 MPa and 42.9 N at 0.7 MPa. The minimum working pressure is 0.2 MPa.
The short body saves about 50% of the mounting length compared to an ISO 15552 profile cylinder, fitting into tight spaces. It also features a fixed TPU bumper at both ends to absorb impact, and the optional -S magnet is needed for CMSE or DMSE sensors.
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