
The AirTAC Airtac TACE Guided Compact Cylinder TACE20X45S is a genuine double acting, non-rotating ISO 21287 compact air cylinder with a Ø20mm bore and 45mm 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. Twin guide rods keep the tooling from rotating.
The TACE20X45S is a double acting, non-rotating ISO 21287 compact cylinder with a 20 mm bore and 45 mm stroke. Twin guide rods on a yoke stop the tooling rotating and carry side load, so a gripper or plate stays square without an external guide. At 0.5 MPa it pushes 157.1 N and pulls 117.8 N, rising to 219.9 N push at 0.7 MPa; plan on roughly 94 N of usable work at 0.5 MPa, which lifts about 8 kg vertically with a 2:1 margin.
The hard-anodized aluminium body with an S45C hard-chrome rod saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs, guards and gantries. This -S model carries the optional magnet, so CMSE / DMSE reed or solid-state switches can be fitted in the body slots for end-of-stroke signalling. A fixed TPU bumper at each end absorbs end-of-stroke energy, the rod end is female M6x1.0 and the port is M5x0.8.
| Model | Airtac TACE Guided Compact Cylinder TACE20X45S |
|---|---|
| Series | TACE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 45 mm |
| Acting type | Double acting, non-rotating |
| 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 100 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; guide rods: stainless steel (Ø12-40) / S45C (larger). 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 | 157 N | 118 N |
| 0.7 MPa | 220 N | 165 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin. Twin guide rods stop the tooling rotating.
| TACE | ISO 21287 compact cylinder (non-rotating (twin-guide yoke)). |
|---|---|
| 20 | Bore size in mm. |
| ×45 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
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.
The 157.1 N push at 0.5 MPa ejects soldered terminals or connector blanks from a test fixture nest, and the 45 mm stroke clears a shallow nest without overtravel.
Twin guide rods on the yoke keep vacuum gripper jaws square while lifting about 8 kg vertically with a 2:1 margin - no external guide rail needed on a compact gantry.
Because this -S model carries the magnet, CMSE / DMSE switches confirm the clamp is closed before a leak test starts, cutting mis-test scrap on the line.
At 20 mm bore the TACE20X45S sits between the 16 mm bore (100.5 N push at 0.5 MPa) and the 25 mm bore (245.4 N push). If your load needs more than about 94 N of real work at 0.5 MPa, step up to 25 mm; for lighter pick-and-place heads, 16 mm is enough. The 45 mm stroke sits well inside the 100 mm standard limit for this bore, so no made-to-order build is required. The piston drifts if air is lost - it is not a position lock, so add a pilot check valve or rod lock where a load must be held. FB flange, CA/CB clevis, CR and FTC mountings all fit, and the PT port thread can be ordered as G instead.
Quick checklist
At 0.5 MPa the 20 mm bore pushes 157.1 N and pulls 117.8 N. At 0.7 MPa it pushes 219.9 N and pulls 164.9 N. The theoretical maximum is 32 kgf at 1.0 MPa. Operating pressure spans 0.15-1.0 MPa (22-145 psi), proof pressure is 1.5 MPa (215 psi), and speed runs 30-500 mm/s on air filtered to 40 um.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, with a fixed TPU bumper at each end to absorb end-of-stroke energy. The -S code means the magnet is fitted on this model, so CMSE / DMSE reed or solid-state switches can be mounted in the body slots; without -S there is no magnet. The rod end is female M6x1.0 and the port is M5x0.8.
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