
The AirTAC AirTAC 4V230E-08C Solenoid Valve, 5/3-way, exhaust center, PT1/4, AC110V, terminal entry (4V230E08C) is a genuine 5/3-way 5/3 double solenoid — closed center solenoid valve with 230E08C ports and an effective area of 13.6 mm² (Cv 0.8). It is an internally piloted spool valve that directs compressed air to double-acting cylinders and actuators.
The AirTAC 4V230E-08C is a 5/3-way double-solenoid valve built on the popular 4V200 mid-body platform, configured with an exhaust center and a 110 V AC coil. When both solenoids are de-energised, the spool moves to center and connects both cylinder ports (A and B) to exhaust, allowing a double-acting cylinder to float freely—ideal for applications where the load must be manually repositioned or where no holding force is desired at mid-stroke.
With an effective area of 13.6 mm² (Cv 0.8) and a maximum cycling speed of 3 cycles per second, this 1/4-inch ported valve suits double-acting cylinders in the Ø32–50 mm range. The AC110V coil draws 4.5 VA, and the complete unit weighs 360 g. Response time is under 0.05 s, and the IP65-rated enclosure with a terminal box keeps wiring secure in washdown areas.
| Model | AirTAC 4V230E-08C Solenoid Valve, 5/3-way, exhaust center, PT1/4, AC110V, terminal entry (4V230E08C) |
|---|---|
| Series | 4V200 solenoid valve (spool type) |
| Valve type | 5/3-way |
| Function | 5/3 double solenoid — Closed center |
| Port size | 230E08C |
| Exhaust port | 230E08C |
| Effective area (Cv) | 13.6 mm² (Cv 0.8) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Pilot type | Internal / external pilot |
| Operating pressure | 0.15 – 0.8 MPa |
| Proof pressure | 1.2 MPa |
| Max frequency | 3 cycle/sec |
| Response time | ≤ 0.05 s (activating) |
| Temperature | -20 to +70 °C |
| Body material | Aluminum alloy |
| Weight | 360 g |
Specifications follow the official AirTAC 4V series datasheet. Lubrication not required. Confirm coil voltage and thread (PT / NPT / G) against the product label before wiring.
| Effective area | 13.6 mm² |
|---|---|
| Flow coefficient | Cv 0.8 |
| Response time | ≤ 0.05 s |
| Coil power | AC 4.5 VA · DC24V 3.0 W · DC12V 2.5 W |
| Protection / insulation | IP65 (DIN40050), B-class |
| Voltage options | DC24V, DC12V, AC110V, AC220V |
| Manual override | Yes (locking / non-locking) |
Size the valve so effective area / Cv is not the bottleneck for your cylinder bore and speed. Undersized valves slow the actuator. Note 5/3 (center) versions have a smaller effective area than the 5/2 of the same body size.
| 4V | Solenoid valve, spool type, 4-series. |
|---|---|
| 2 | Body size (4V200) — sets port & flow. |
| 3 | Function: 1 = single 5/2, 2 = double 5/2, 3 = 5/3. |
| -230E08C | Port thread: M5 / 06=1/8" / 08=1/4" / 10=3/8" / 15=1/2". |
Related: 4V210 (single), 4V220 (double), 4V230C/E/P (5/3 center). Add the voltage suffix when ordering.
In a packaging line, the exhaust center lets a stop-gate cylinder float so a pallet can be manually nudged into position without fighting trapped air pressure, then re-energises to retract the gate.
Operators can freely slide a clamping fixture open or closed by hand during part changeover. The valve's center exhaust removes all pneumatic force, making the jig safe and effortless to adjust.
After a test cycle, the exhaust center instantly depressurises both sides of the actuator, allowing the grips to return to a neutral, zero-force state for quick specimen removal.
Choose the 4V230E-08C when your automation sequence needs a center position that dumps air from both sides of the cylinder, enabling a free-floating state for manual setup or compliant clamping. If you need the cylinder to lock in place at center, select the closed-center 4V230C variant instead. For a simple two-position extend/retract cycle without a center stop, a 5/2 valve like the 4V210 or 4V220 is more economical.
This 4V200 body sits between the compact 4V100 (Cv 0.6) and the larger 4V300 (Cv 1.65). Step up to a 4V300 if you are driving a bore above 63 mm or need a faster fill rate. When replacing an existing valve, confirm all five points: 4V200 body size, 5/3 exhaust-center function, 1/4-inch PT ports, AC110V coil voltage, and terminal-box electrical entry.
Quick checklist
In the center (de-energised) position, both cylinder ports A and B are connected to the exhaust port, while the pressure inlet is blocked. This means the double-acting cylinder has no trapped air—it can be moved freely by an external force, which is useful for manual positioning or fail-safe release.
Yes, the 4.5 VA AC coil is rated for both 50 Hz and 60 Hz operation. The terminal box entry accepts standard conduit fittings. Ensure your supply voltage stays within ±10% of 110 V AC for reliable shifting and to avoid coil burnout.
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