
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED100X55 is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø100mm bore and 55mm stroke, 1/4" 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 built to ISO 21287, the ACED100X55 pushes a 100 mm bore through a 55 mm stroke with a rod leaving BOTH covers. Because each side sees the rod-side area, output is a matched 3769.9 N at 0.5 MPa in either direction - no push/pull imbalance to design around. At 0.7 MPa that rises to 5277.9 N, with a ceiling of 768.8 kgf at 1.0 MPa.
The short ISO 21287 body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why this bore class fits heavy clamping stations and press fixtures where a full-length body will not. As a working rule, treat roughly 2262 N as the usable thrust at 0.5 MPa - about 192 kg lifted vertically with a 2:1 margin. A fixed TPU bumper at each end absorbs end-of-stroke shock, the hard-anodized aluminium body carries a hard-chrome S45C rod, and the through-rod resists rotation while the rear rod can carry a sensor flag.
| Model | Airtac ACED Double-acting Compact Cylinder ACED100X55 |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 55 mm |
| Acting type | Double acting, double rod |
| Port size | 1/4" |
| Rod thread | M12×1.75 |
| 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 300 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 | 3770 N |
| 0.7 MPa | 5278 N |
| Max (@1.0 MPa) | 769 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). |
|---|---|
| 100 | Bore size in mm. |
| ×55 | 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 3769.9 N bidirectional thrust presses bearings into housings on an automotive line, and the short body slots into a guarded fixture head with only 55 mm of stroke room.
A rod on each cover lets the top rod pin a wooden pallet while the front rod drives the clamp arm, holding the load square without a separate anti-rotation guide.
Equal force both ways suits a reciprocating laminating press that pushes glue boards forward on one stroke and retracts the platen with the same 3769.9 N rating.
Step down to ACED80 (2356.2 N at 0.5 MPa) for lighter clamps, or up to ACED125 (5890.5 N) when the fixture needs more thrust; this 100 mm bore sits in the heavy-press band. The 55 mm stroke is well inside the 300 mm maximum standard stroke for this bore, so it ships as a catalog item. Remember the piston drifts if air is lost - add a rod lock or pilot check for held loads. FA/FB flanges, LB foot and FTC brackets bolt to the ISO 21287 face, I and Y rod knuckles suit the 20 mm rod, and the optional -S magnet enables CMSE / DMSE switches (no magnet fitted without it).
Quick checklist
Output is equal in both directions because the double rod exposes the rod-side area on each stroke: 3769.9 N at 0.5 MPa and 5277.9 N at 0.7 MPa, peaking at 768.8 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof pressure, speed 30-500 mm/s, air filtered to 40 um, -20 to +70 C. Port is 1/4" PT and the female rod thread is M12x1.75.
The ISO 21287 short body cuts mounting length by about 50% versus an ISO 15552 profile cylinder, so the 100 mm bore fits dense press and clamp fixtures. Fixed TPU bumpers at both ends absorb end-of-stroke shock. Position feedback needs the optional -S magnet ordered with the cylinder - only then can CMSE or DMSE switches ride the body slots; without -S no magnet is fitted.
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