
The AirTAC Airtac TCL Triple Axis Cylinder TCL20X125-S is a genuine JIS-standard guided cylinder with a Ø20mm bore and 125mm stroke on twin guide rods. Its integrated steel-ball linear bearing gives low-friction, high-precision travel — well suited to vertical lifts and high-load, high-accuracy moves, holding the tool square to ±0.06° of rotation without any external linear guide.
The AirTAC TCL20X125-S is a JIS guided twin-rod double-acting cylinder with a 20mm bore and 125mm stroke. A centre drive piston runs between two guide rods supported by a steel-ball linear bearing within one integrated body. This setup yields 157 N of push and 118 N of pull at 0.5 MPa, while the guide unit itself absorbs side load and torque, eliminating the need for an external linear rail. The Ø10mm piston rod operates on 1/8" PT ports.
Because the linear ball bearing provides low-friction travel, vertical lifts remain smooth with no stick-slip. An anti-rotation tolerance of ±0.06° keeps a gripper or plate square under off-centre loads. Stroke ends are damped by fixed elastomer pads rather than an adjustable cushion. The standard built-in magnet works with CS1 reed or DS1 electronic switches across four sensor slots, and precision locating holes let you re-fit the unit without re-teaching the position.
| Model | Airtac TCL Triple Axis Cylinder TCL20X125-S |
|---|---|
| Series | TCL JIS guided (twin-rod) cylinder |
| Bore size | Ø20 mm |
| Stroke | 125 mm |
| Acting type | Double acting |
| Bearing | Steel-ball linear bearing |
| Port size | 1/8" |
| 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 |
| Non-rotating tolerance | ±0.06° (retracted) |
| Cushion | Rubber bumper |
| Max std stroke | Up to 250 mm |
Specifications follow the official AirTAC TCL/TCM series datasheet (JIS standard). Confirm against the product label before installation. Thread options: PT (blank) / G / NPT. Every TC model ships with a built-in magnet for sensor switches.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 118 N |
| 0.7 MPa | 220 N | — |
| Max | 32 kgf | |
Force is set by the bore and piston rod (Ø10 mm); the twin guide rods carry side load and torque, not thrust. Actual usable force is lower than theoretical due to friction and back-pressure.
| TC | Tri-rod (guided, twin-rod) cylinder, double acting. |
|---|---|
| L | Bearing: Steel-ball linear bearing (L = linear ball). |
| 20 | Bore size in mm. |
| ×125 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCM20X125 (brass sliding bearing, more impact/dust tolerant). Thread codes: blank = PT · G · T = NPT.
Lifts populated electronics trays with 157 N of push at 0.5 MPa, leveraging the steel-ball linear bearing for smooth, stick-slip-free vertical motion.
Moves small machined parts using an offset gripper, where the ±0.06° non-rotating tolerance keeps the jaws square without an external guide rail.
Actuates a light tool carriage on a 125mm stroke, using the integrated twin-rod body to absorb minor mounting torque and save frame space.
If 157 N of thrust at 0.5 MPa is too light, stepping up to the Ø25 bore gives roughly 245 N of push; if you need less force, the Ø16 bore yields about 101 N. Choose the sibling TCM series with its brass sliding bearing for heavy radial impacts or dusty environments. To replace this unit, specify bore 20, stroke 125, 1/8" PT ports, and the standard built-in magnet S. Remember that a TC guide resists rotation but does not hold a load if air pressure is lost; add an external rod lock or pilot check valve for fail-safe vertical holding.
Quick checklist
At 0.5 MPa it provides 157 N of push and 118 N of pull. At 0.7 MPa the push increases to 220 N. The theoretical maximum force is 32 kgf at 1.0 MPa.
There is no adjustable air cushion; each end relies on a fixed rubber TPU bumper to soften the stop. The guide prevents rotation but will not hold a load if air drops; use a pilot check valve for position holding.
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