
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED40X30SB is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø40mm bore and 30mm stroke, 1/8" 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 piston rod leaving both covers, the ACED40X30SB delivers 571.8 N at 0.5 MPa in either direction, because each stroke works on the rod-side area. The 40 mm bore sits in the mid force band of the AirTAC ACED range, and the male rod thread (B code) on both ends makes tooling and fixtures straightforward to attach.
The ISO 21287 short body cuts mounting length by roughly half versus an ISO 15552 profile cylinder, so it slots into tight guards and gantries. A hard-anodized aluminium body carries a hard-chrome plated S45C rod, with a fixed TPU bumper at each end absorbing stroke-end shock. The fitted -S magnet lets CMSE / DMSE switches report position, and as a through-rod design the rear rod can carry a sensor flag or a second load. At 0.5 MPa plan on about 343 N of usable work, and the rod will lift roughly 29 kg vertically with a 2:1 margin.
| Model | Airtac ACED Double-acting Compact Cylinder ACED40X30SB |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 200 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 | 572 N |
| 0.7 MPa | 800 N |
| Max (@1.0 MPa) | 117 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). |
|---|---|
| 40 | 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 571.8 N symmetric force clamps a steel bracket from both sides of a jig, with the 30 mm stroke clearing part loading by hand.
Equal force in both directions lets one cylinder push off-spec cartons off the belt and retract with the same authority at up to 500 mm/s.
The fitted magnet drives CMSE / DMSE switches at both stroke ends, while the rear rod carries a flag for a second sensing point.
Size both ways: the 32 mm bore ACED gives 345.6 N at 0.5 MPa, while stepping up to the 50 mm bore reaches 881.2 N, so pick the 40 mm when your load sits between those bands. Remember this cylinder drifts if air is lost - for a held load add a rod lock or pilot check valve. With the magnet already fitted, CMSE / DMSE switches mount directly; FA/FB flanges, LB feet and FTC brackets bolt to the ISO 21287 face, and I/Y rod knuckles suit the 12 mm male-threaded rods.
Quick checklist
Yes - the double-rod design exposes the rod-side area on both strokes, so output is equal in each direction: 571.8 N at 0.5 MPa and 800.5 N at 0.7 MPa. At 1.0 MPa the peak is 116.6 kgf. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the 1/8" port matches the 40 mm bore.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, fitting shallow machine frames. Both rod ends carry a male thread (B code), a fixed TPU bumper sits at each end of travel, and the fitted -S magnet accepts CMSE / DMSE switches. FA/FB flanges, LB feet and FTC brackets mount on the standard face.
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