
The AirTAC Airtac B52-TCL Copper-Free Triple Rod Cylinder B52-TCL12X25S is a genuine JIS-standard guided cylinder with a Ø12mm bore and 25mm 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 ±0.08° of rotation without any external linear guide.
The B52-TCL12X25S is AirTAC's copper-free (copper-prohibited) build of the TCL12X25S, a JIS-standard guided twin-rod cylinder with a steel-ball linear bearing. The integrated guide unit prevents rod rotation and absorbs side loads, eliminating the need for an external linear guide. This compact 12mm bore unit delivers 57 N of push force at 0.5 MPa, with a non-rotating tolerance of +/-0.08 to keep attached tooling square under off-centre loads.
The B52- prefix designates a version built without copper or copper alloys, making it suitable for lines where these materials are restricted, such as ammonia systems or certain battery and chemical plants. The exact material substitutions should be confirmed with us. This double-acting cylinder operates on filtered air (40 um) at 0.15-1.0 MPa, with a speed range of 30-500 mm/s. Each end of stroke is softened by a fixed TPU bumper, not an adjustable air cushion.
| Model | Airtac B52-TCL Copper-Free Triple Rod Cylinder B52-TCL12X25S |
|---|---|
| Series | TCL JIS guided (twin-rod) cylinder |
| Bore size | Ø12 mm |
| Stroke | 25 mm |
| Acting type | Double acting |
| Bearing | Steel-ball linear bearing |
| Port size | M5×0.8 |
| 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 | ±0.08° (retracted) |
| Cushion | Rubber bumper |
| Max std stroke | Up to 150 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 | 57 N | 42 N |
| 0.7 MPa | 79 N | — |
| Max | 12 kgf | |
Force is set by the bore and piston rod (Ø6 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). |
| 12 | Bore size in mm. |
| ×25 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCM12X25 (brass sliding bearing, more impact/dust tolerant). Thread codes: blank = PT · G · T = NPT.
In a small assembly jig, this 57 N cylinder at 0.5 MPa can clamp a lightweight plastic housing during screw driving. The +/-0.08 anti-rotation keeps the clamp pad square, while the steel-ball bearing ensures smooth, stick-slip-free motion for consistent part positioning.
For a diagnostic instrument that shuttles microfluidic cartridges, the low-friction linear bearing provides the precise, smooth travel needed. The 42 N retract force at 0.5 MPa reliably pulls the sample tray back, and the copper-free build avoids contamination risks in sensitive chemical analysis.
On a small parts feeder, this cylinder can lift a lightweight guard or gate vertically. The twin guide rods handle the off-centre load without binding, and the steel-ball bearing prevents the stick-slip that would cause jerky motion at slow speeds. The fixed bumper absorbs the stop at each end.
For a 12mm bore, the next smaller option doesn't exist in the TCL series, so this is the entry point. If you need more force, the 16 TCL provides 101 N push at 0.5 MPa, a significant step up for only a slightly larger footprint. This B52-TCL12X25S uses M5x0.8 ports and a 6mm piston rod, with PT thread form by default. The built-in magnet (S) works with CS1 reed or DS1 electronic switches in the four body slots.
Choose the TCM series instead if your application involves heavy impact or dusty conditions, as its brass sliding bearing is better suited for that duty. Remember, this cylinder does not hold its load if air pressure is lost; for fail-safe positioning, add an external rod lock or pilot-operated check valve. The 25mm stroke is a standard option, so no made-to-order lead time applies.
Quick checklist
At 0.5 MPa, the push force is 57 N and the pull force is 42 N. Increasing supply pressure to 0.7 MPa raises the push force to 79 N. The theoretical maximum force at 1.0 MPa is 12 kgf. These figures apply to the piston rod; the guide rods handle side load and torque, not axial thrust.
B52- indicates AirTAC's copper-free (copper-prohibited) construction of the TCL12X25S. This version is built without copper or copper alloys for environments where these materials are not allowed, such as ammonia handling or certain electronics and chemical processes. The exact parts substituted and their material grades are not in our public data, so please confirm those details with us before ordering.
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