
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNCAI-15F is a genuine 3-port 2-position (3/2) solenoid valve with 1/8 in ports. It either feeds its outlet or vents it to exhaust, which is what makes it the valve for single-acting cylinders, on/off air blow, clamping, vacuum switching and pilot duty.
The 3V2MNCAI-15F is a complete 15-station AirTAC 3V2M assembly: fifteen normally closed 3/2 valves pre-mounted on one dedicated base, each with an AC220V coil wired through a pre-formed flying lead. In the de-energised state every station blocks supply and vents its outlet, so no air reaches the actuators until each coil is switched. The valves are direct-acting, spring return and coaxial shut-off (poppet) type, and each carries a manual override for setup work.
Because all fifteen stations share one air supply and one wiring run on the common base, installation and fault-finding stay simple even at this density. Exhaust air from every station is routed to a single centralised exhaust port. Flow coefficient is Cv 0.1 per station, port is PT1/8, protection is IP65 (DIN 40050), and the NC initial state is fixed at order time - the dedicated base gasket cannot be flipped to convert it.
| Model | Airtac 3V2M Solenoid Valve 3V2MNCAI-15F |
|---|---|
| Series | 3V2M |
| Valve type | 3/2-way (3-port, 2-position) |
| Function | Direct-acting, single solenoid, spring return |
| Initial state | Normally closed |
| Item form | Complete assembly — 15 valves on a shared base |
| Exhaust | Centralised exhaust |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | AC220V |
|---|---|
| Electrical entry | Flying lead (lead-out wire type) |
| Coil power | 7 VA |
| Operating pressure | 0-0.8 MPa (0-114 psi) |
| Vacuum service | Not rated for vacuum |
| Flow coefficient | Cv 0.1 |
| Temperature | -20 to 70 C |
| Construction | Coaxial shut-off (poppet), base-mounted, spring return |
| Protection | IP65 (DIN 40050) |
| Medium | Air, filtered by a 40 µm or finer element. Lubrication not required. |
Figures follow the official AirTAC 3V2M catalogue. Confirm coil voltage and thread (PT / NPT / G) against the product label before wiring.
| 3V2M | Body — sets the flow, the coil power and whether vacuum is rated. |
|---|---|
| 1/8 in | Port size. M5, 06 = 1/8 in, 08 = 1/4 in, 10 = 3/8 in. |
| NC | Normally closed: no air at the outlet until the coil is energised. |
| AC220V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| I | Electrical entry: I = flying lead, otherwise a DIN plug. |
| 15F | 15 stations in one assembly, centralised exhaust. |
| 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.
Fifteen NC stations each hold a spring-return gripper shut until its coil is energised, so a power cut opens or closes the whole cell safely by default.
One diverting gate per station lets the line push cartons to different lanes, with every solenoid tapped from the same supply and wiring run.
Multiple test clamps and blow-off nozzles are switched from one compact manifold, and the manual override lets each station be checked without power.
Choose the 3V2MNCAI-15F when fifteen single-acting duties sit close together and manifold density matters more than per-station flow: Cv 0.1 is lower than the individually ported 3V2 (Cv 0.18 at 1/8, 0.19 at 1/4, vacuum rated) because the flow path runs through the base, and 3V3 reaches Cv 0.62 at 1/4 for the heaviest duties. Where the duty is light and power is scarce, 3V1 draws only 3.0 W on DC. A double-acting cylinder needs a 5-port AirTAC 4V valve instead. Fix these five points before ordering: initial state NC or NO (unchangeable after purchase), coil voltage, DIN plug or flying lead, station count, and centralised versus independent exhaust, plus thread - PT is standard here, G and NPT are catalogue options.
Confirm before you order
Each of the 15 stations is a 3/2 direct-acting, spring return valve with flow coefficient Cv 0.1, operating pressure 0-0.8 MPa (0-114 psi), temperature range -20 to 70 C, AC220V coil power of 7 VA, IP65 (DIN 40050) protection and PT1/8 ports. Air must be filtered to 40 um or finer; lubrication is not required.
No. The initial state is selected at order and cannot be converted afterwards - flipping or reversing the dedicated base gasket does not change NC to NO. If any of the fifteen stations must pass air when de-energised, order those positions with a NO valve code, or use a separate NO unit.
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