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This model is discontinued

AirTAC has phased out the MAL series. The drop-in replacement is ACE25X120 — same bore, stroke, output force, port and mounting, so it fits the same application. Simply order the ACE25X120 in place of this model. The ACE replacement is a current-production ISO 21287 compact cylinder in the same bore, stroke and force class, with a matching short body and the same mounting-accessory family, so it fits the same envelope. Confirm mounting-interface dimensions against the ACE datasheet before ordering.

AirTAC ACP Series · Discontinued Compact Cylinder

Airtac ACP Compact Cylinder ACP25X120

The AirTAC Airtac ACP Compact Cylinder ACP25X120 is a double acting DIN-standard tight/compact air cylinder with a Ø25mm bore and 120mm stroke, M5×0.8 air ports and a hard-anodized aluminium body. This model is discontinued — the current-production replacement is the ACE25X120 (ISO 21287 ACE), in the same bore, stroke and force class.

  • BoreØ25 mm
  • Stroke120 mm
  • Port sizeM5×0.8
  • Acting typeDouble acting
  • Rod threadM6×1.0
  • StatusDiscontinued → ACE25X120
$48.86 $55.85Save 12% Limited legacy stock — confirm availability
  • No minimum order. A single piece can be ordered.
  • Ready in 3–5 business days. That is the time we take to process the order and hand it to the carrier. Transit time after that depends on the destination.
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About the Airtac ACP Compact Cylinder ACP25X120

The ACP25X120 is a double acting compact cylinder in the DIN-standard ACP series, with a 25 mm bore and 120 mm stroke. At 0.5 MPa it pushes with 245.4 N and pulls with 206.2 N; at 0.7 MPa those figures rise to 343.6 N and 288.6 N. The short ISO 21287-class body saves roughly 50% of the mounting length of an ISO 15552 profile cylinder, so it slots into tight jigs and guarding where a full-length body will not fit. Air supply is 0.15-1.0 MPa (22-145 psi), speed range 30-500 mm/s, and the hard-anodized aluminium body carries an S45C hard-chrome rod with a female M6x1.0 thread.

For real-world sizing, plan on about 147 N (roughly 15 kg of thrust) as the usable working force at 0.5 MPa rather than the full rating, which means this cylinder lifts about 12 kg vertically with a 2:1 margin. Both ends carry a fixed TPU bumper that only decelerates the piston - it never locks or holds a load, so use a rod lock or pilot check valve if the position must be kept with air off. Note that this model is discontinued: the current-production drop-in is the ACE25X120 (swap the P for an E), which matches the same bore, stroke and force class - confirm the ISO 21287 mounting dimensions before swapping.

Airtac ACP Compact Cylinder ACP25X120 Technical Specifications

ModelAirtac ACP Compact Cylinder ACP25X120
SeriesACP DIN compact cylinder (discontinued)
ReplacementACE25X120
Bore sizeØ25 mm
Stroke120 mm
Acting typeDouble acting
Port sizeM5×0.8
Rod threadM6×1.0
FluidAir (filtered by 40µm element)
Operating pressure0.15 – 1.0 MPa
Proof pressure1.5 MPa
Temperature-20 to +70 °C
Speed range30 – 500 mm/s
CushionFixed bumper (both ends)
Max standard strokeUp to 150 mm

Specifications follow the official AirTAC ACP datasheet (now discontinued). The ACE25X120 (ISO 21287) carries the same bore/stroke/force class; confirm mounting-interface dimensions against the ACE datasheet before installation. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G.

Theoretical Output Force (Ø25mm)

PressurePush forcePull force
0.5 MPa245 N206 N
0.7 MPa344 N289 N
Max (@1.0 MPa)50 kgf

The ACE25X120 produces the same force from the same bore. Actual usable force is lower than theoretical; size with a margin.

Model Code: Airtac ACP Compact Cylinder ACP25X120

ACPDIN compact cylinder (double-acting, discontinued).
25Bore size in mm.
×120Stroke length in mm.
SOptional built-in magnet for sensor position sensing (omit for no magnet).
BRod type: B = male thread; blank = female thread.

Replacement mapping (swap P for E): ACP→ACE, ASP→ASE, ATP→ATE, ACPD→ACED, ACPJ→ACEJ. ACP-family: ACP (double acting), ASP / ATP (single acting push / pull), ACPD (double rod), ACPJ (adjustable stroke).

Where the Airtac ACP Compact Cylinder ACP25X120 Is Used

precision_manufacturing

Small-parts clamping fixture

The 245.4 N push at 0.5 MPa holds aluminium brackets or plastic housings in a CNC drilling fixture, and the short body fits inside the fixture plate where a full-length cylinder cannot.

conveyor_belt

Packaging line pusher

With about 15 kg of usable thrust at 0.5 MPa, the 120 mm stroke pushes cartons or blisters sideways off a conveyor into a chute at up to 500 mm/s.

science

Lab sample lift station

Lifts sample trays of about 12 kg vertically with a 2:1 margin, and the fixed TPU bumper decelerates the stroke ends for gentle tray handling.

Replacing the Airtac ACP Compact Cylinder ACP25X120 with the ACE25X120

At 25 mm bore this sits mid-range: a 20 mm bore gives 157.1 N push at 0.5 MPa for lighter clamping, while a 32 mm bore reaches 402.1 N when the load needs more margin. The 120 mm stroke is within the 150 mm standard limit for this bore, so no made-to-order stroke is needed. FA/FB flange, LB foot and CA/CB clevis mountings bolt to the standard face, and if you need position sensing, order the -S code to add the optional magnet for CMSE / DMSE switches - without -S there is no magnet fitted. Since ACP25X120 is discontinued, select the ACE25X120 as the current replacement and verify the ISO 21287 mounting dimensions.

Replacement checklist

  • ✓ Current-production ACE → ACE25X120
  • ✓ Same bore / stroke / force class
  • ✓ Confirm ISO 21287 mounting dimensions
  • ✓ Port/thread type (PT / G)
  • ✓ Add -S for magnet if you need sensors
View ACE25X120

Airtac ACP Compact Cylinder ACP25X120 FAQ

Push is 245.4 N and pull 206.2 N at 0.5 MPa; at 0.7 MPa push is 343.6 N and pull 288.6 N; theoretical maximum is 50.1 kgf at 1.0 MPa. It is a double acting compact cylinder, 25 mm bore, 120 mm stroke, 10 mm rod with female M6x1.0 thread, M5x0.8 ports, operating pressure 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-500 mm/s, temperature -20 to +70 C, air filtered to 40 um. The model is discontinued - the replacement is ACE25X120.

Sensing is possible only with the optional -S magnet code: order ACP25X120S and CMSE or DMSE reed or solid-state switches can be mounted on the body. Without the -S code there is no magnet in the piston, so no switch will trigger. As the ACP series is no longer in production, the current-production drop-in is the ACE25X120 in the ISO 21287 family - confirm the mounting dimensions against your fixture before ordering.

Related AirTAC ACE Cylinders

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