
The AirTAC AirTAC 3V310-08 Solenoid Valve, 3V300 Series (3V31008NOE) is a genuine 3-port 2-position (3/2) solenoid valve with 1/4 in ports. A 3/2 valve either feeds its outlet or vents it to exhaust, so it suits single-acting cylinders, air blow, clamping, vacuum switching and pilot duty. We stock this code and confirm its published figures from the datasheet on request.
The AirTAC 3V310-08NOE is a 3-port, 2-position (3/2) solenoid valve in the normally open configuration. Three ports mean supply, outlet and exhaust; two positions mean the valve either feeds the outlet or vents it to exhaust. In this normally open version the outlet is connected to the supply whenever the coil is de-energised, and energising the AC24V coil switches the outlet over to exhaust. The 1/4in PT port takes standard pneumatic fittings for single-acting cylinders and blow lines.
This listing covers a genuine AirTAC part. The same family is available in the opposite normally closed state, five coil voltages (AC220V, DC24V, AC110V, AC24V, DC12V), a DIN plug or flying-lead electrical entry, and 3V-F manifold bases for multi-valve installations. Pressure, flow and coil-power figures are not published here; we confirm them from the datasheet on request.
| Model | AirTAC 3V310-08 Solenoid Valve, 3V300 Series (3V31008NOE) |
|---|---|
| Series | 3V310 |
| Valve type | 3/2-way (3-port, 2-position) |
| Initial state | Normally open |
| Port size | 1/4 in |
| Thread | PT |
| Coil voltage | AC24V |
|---|---|
| Electrical entry | DIN plug (DIN socket type) |
| Coil power | Confirm from the datasheet — ask us |
| Operating pressure | Confirm from the datasheet — ask us |
| Flow coefficient | Confirm from the datasheet — ask us |
| Temperature | Confirm from the datasheet — ask us |
| Protection | Confirm from the datasheet — ask us |
| 3V310 | Body. |
|---|---|
| 1/4 in | Port size. M5, 06 = 1/8 in, 08 = 1/4 in, 10 = 3/8 in. |
| NO | Normally open: air passes until the coil is energised. |
| AC24V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| — | Electrical entry: I = flying lead, otherwise a DIN plug. |
| PT | Port thread. PT ships from stock; G and NPT are available to order. |
A 3/2 valve has three ports — supply, outlet and exhaust — and two states. It either feeds the outlet or vents it to exhaust, and that is the whole job.
That makes it the right valve for a single-acting (spring-return) cylinder, on/off air blow, a clamp, switching a vacuum generator or suction cup, and piloting a larger valve.
It cannot run a double-acting cylinder. A double-acting cylinder needs air alternately on two sides, which takes a 5-port valve — the AirTAC 4V series.
A continuously running air purge over a sanding station's extraction hood: the normally open valve feeds the blow line while the machine idles, and the AC24V coil only closes it when the control cycle calls for it.
Switching a larger process valve from a machine transformer's existing 24V AC control circuit, where the 3/2 valve acts as the pilot that opens and closes the main air line.
A single-acting spring-return clamp on a small press that stays engaged whenever the circuit is idle, because the normally open valve keeps feeding it until the coil is energised to release.
Choose normally open when the default state should be flow: a purge that runs unless a signal stops it, or a circuit that must vent only on command. If you need the opposite - nothing at the outlet until energised - order the NC version instead. Match the AC24V coil to a 24V AC control circuit; a coil cannot be rewired to a different voltage. The 1/4in PT port sits a step above the M5 and 1/8in variants in this family, so it suits larger single-acting cylinders. Because we do not hold published flow figures for this family, send the actuator details and we will confirm sizing before you order. If you want a 3-port valve with documented flow and coil power today, the AirTAC 3V2 and 3V3 bodies are the ranges with published data; for a double-acting cylinder you need the 5-port AirTAC 4V series instead.
Confirm before you order
Not from this page - those figures are not published here and we will not estimate them. Send an RFQ and we will read them back to you from the AirTAC datasheet. If a documented 3-port valve is needed immediately, the AirTAC 3V2 and 3V3 bodies carry published flow and coil-power figures.
No. A 3/2 valve has a single outlet that is either fed or vented, which fits single-acting spring-return cylinders, clamps and blow applications. A double-acting cylinder needs air on both sides in turn, so specify a 5-port valve from the AirTAC 4V series.
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Send us the quantity, coil voltage and destination. We confirm price, stock and lead time — usually within 7-8 hours.