
The AirTAC Airtac ACE Compact Cylinder ACE25X110SB is a genuine double acting ISO 21287 compact air cylinder with a Ø25mm bore and 110mm 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 ACE25X110SB is a double acting ISO 21287 compact cylinder with a 25 mm bore and 110 mm stroke, delivering 245.4 N push and 206.2 N pull at 0.5 MPa. Its short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, making it ideal for tight machine frames and guard enclosures.
With the optional -S magnet fitted, this model works with CMSE or DMSE reed and solid-state switches for reliable position sensing. The hard-anodized aluminium body and S45C hard-chrome rod resist wear, while the fixed TPU bumper at each end absorbs impact. For a safe working load, plan for about 147 N of real work at 0.5 MPa, or roughly 15 kg lifted vertically with a 2:1 margin.
| Model | Airtac ACE Compact Cylinder ACE25X110SB |
|---|---|
| Series | ACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø25 mm |
| Stroke | 110 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 150 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 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). |
|---|---|
| 25 | Bore size in mm. |
| ×110 | 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 small parts in a CNC fixture where the short body fits under a workholding plate, using 245.4 N push to secure components during drilling.
Drive a tab-folding mechanism on a packaging line, cycling at 30-500 mm/s to fold carton flaps before sealing, with the magnet signaling each cycle.
Act as a pneumatic stop on a conveyor for lightweight boxes, extending to block a product and retracting to release, with the fixed bumper handling end-of-stroke impacts.
For lighter duty, the ACE20X110 offers 157.1 N push at 0.5 MPa, while the ACE32X110 provides 402.1 N push for heavier loads. This 25 mm bore size balances force and footprint for medium automation tasks. Since the stroke is 110 mm, within the 150 mm max standard for this bore, it ships as a standard unit. The male rod thread (B) suits direct coupling to linkages, and the M5x0.8 port simplifies air line connection. Remember, this cylinder does not hold position when air pressure is lost; use a rod lock or pilot check valve for load holding.
Quick checklist
At 0.5 MPa, push force is 245.4 N and pull is 206.2 N. At 0.7 MPa, push is 343.6 N and pull is 288.6 N. The theoretical maximum force is 50.1 kgf at 1.0 MPa. Operating pressure range is 0.15-1.0 MPa (22-145 psi).
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, allowing installation in tight spaces like guard panels or gantries. It uses a fixed TPU bumper at both ends for impact absorption, and the optional -S magnet enables CMSE or DMSE sensors for position feedback.
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