
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED20X30SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø20mm bore and 30mm 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.
A double acting compact cylinder with a rod leaving both covers, the ACED20X30SB delivers 117.8 N in either direction at 0.5 MPa (164.9 N at 0.7 MPa) because both strokes work on the rod-side area. The 20 mm bore drives a 10 mm through-rod over a 30 mm stroke, with a male rod thread (B code) and the optional -S magnet already fitted, so CMSE / DMSE switches can be clipped on for end-of-stroke sensing.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it suits tight jigs, guarding and small gantries. A hard-anodized aluminium body carries an S45C hard-chrome-plated rod, and fixed TPU bumpers at each end absorb stroke-end shock. As a rule of thumb, plan on roughly 70 N of usable work at 0.5 MPa, which corresponds to lifting about 6 kg vertically with a 2:1 margin. Speed range is 30-500 mm/s over 0.15-1.0 MPa (22-145 psi).
| Model | Airtac ACED Double-acting Compact Cylinder ACED20X30SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø20 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod |
| 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. 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 118 N |
| 0.7 MPa | 165 N |
| Max (@1.0 MPa) | 24 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 20 | Bore size in mm. |
| ×30 | 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.
The symmetric through-rod and 30 mm stroke suit small fixture ejection or part-present stations where 117.8 N per direction is enough and mounting space is short.
With the -S magnet fitted, CMSE or DMSE switches confirm rod position on a benchtop leak or assembly check running at 30-500 mm/s.
Equal force both ways makes the double-rod layout ideal for diverting small cartons or trays left or right on a packaging lane without a bias direction.
At 117.8 N per direction, this 20 mm bore sits between the 16 mm ACED (75.4 N at 0.5 MPa) and the 25 mm ACED (206.2 N at 0.5 MPa); step up if your tooling mass approaches the 6 kg vertical-lift equivalent. The through-rod resists rotation and lets the rear rod carry a sensor flag. Remember that a plain double-rod cylinder drifts when air is lost, so add a rod lock or pilot check for a held load. FA/FB flange, LB foot and FTC brackets bolt to the ISO 21287 face, and the fitted -S magnet pairs with CMSE / DMSE switches.
Quick checklist
Because a rod exits both covers, force is equal in both directions: 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa, with a maximum of about 24 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi) and speed is 30-500 mm/s.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, and fixed TPU bumpers at both ends absorb end-of-stroke energy. This version carries the optional -S magnet, so CMSE / DMSE reed or solid-state switches mount directly in the body slots; FA/FB flange, LB foot and FTC brackets attach to the standard face.
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