
The AirTAC AirTAC 4V230P-08 Solenoid Valve, 4V200 Series (4V230P08E-W) is a genuine 5/3-way 5/3 double solenoid — exhaust center solenoid valve with W 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.
Order the AirTAC 4V230P08E-W when a machine needs a 5/3 valve whose idle position leaves both cylinder chambers pressurised. Two coils pulse the spool between exhaust-and-feed positions; with both coils off, the pressure center keeps ports A and B on supply, which presses the rod side of a double-acting cylinder out to a hard stop. Effective area is 13.6 mm2, Cv 0.8, sized for the ~O32-50 mm bore range.
Mount it singly or snap it onto a 4V200 manifold base for multi-valve stations. Air is filtered by a 40 um element, lubrication is not required, and the aluminium body weighs 360 g. Replacement matching comes down to five points: body size, function, port and thread, coil voltage and entry style.
| Model | AirTAC 4V230P-08 Solenoid Valve, 4V200 Series (4V230P08E-W) |
|---|---|
| Series | 4V200 solenoid valve (spool type) |
| Valve type | 5/3-way |
| Function | 5/3 double solenoid — Exhaust center |
| Port size | W |
| Exhaust port | W |
| 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. |
| -W | 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.
Drives an O50 slide table (near 98 kgf thrust at 0.5 MPa) positioning housings under a drill head; the pressure-center idle keeps the table seated on its retract stop between holes.
A short-stroke O40 cylinder presses a heated sealing bar (about 63 kgf at 0.5 MPa) on a pouch machine; Cv 0.8 fills both chambers quickly and the spool changes position in 0.05 s.
Energising one coil unlatches the dock-leveller lip and the other re-latches it, while the pressure-center neutral charges both lines during door cycling; the mechanical latch, not the valve, carries the load.
Downsizing path: a 4V100 body with Cv 0.6 suits O25-32 rods where cycle speed is modest. Upsizing: the 4V300, rated Cv 1.65, is the next step for O63 cylinders or short-stroke presses that need faster fill. For reference bores at 0.5 MPa, an O32 gives roughly 40 kgf, an O40 about 63 kgf and an O50 near 98 kgf, all inside this valve's ~O32-50 mm match. If you need the piston truly locked at center, pick the 30C closed-center variant instead.
When you swap one in, verify the 4V200 footprint, the 30P pressure-center function, the 08 port with PT thread, the DC24V coil and the terminal-box entry before ordering. A single base-mounted valve or a ganged manifold both work; the base adds a common supply and exhaust for the whole group.
Quick checklist
It is rated for double-acting cylinders in the ~O32-50 mm class: expect about 40 kgf push from an O32, 63 kgf from an O40 and 98 kgf from an O50 at 0.5 MPa. Flow capacity is 13.6 mm2 effective area (Cv 0.8) through 1/4in PT ports, with a 0.15-0.8 MPa working pressure, 1.2 MPa proof pressure and switching in 0.05 s or less.
Confirm all five code segments: the 4V200 body, the 30P pressure-center function, the 08 port with PT (Rc tapered) thread, the B voltage (DC24V, 3.0 W per coil) and the terminal-box entry. Also check whether your old valve ran internal or external pilot and whether it sat on a manifold base, since the 4V200 base is shared across the family.
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