
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNOF-14F 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.
Fourteen single-solenoid 3/2 valves, all normally open, all DC12V, carried on one machined 3V2M base - that is the 3V2MNOF-14F in a sentence. Because the valves share one supply gallery and one wiring trunk, a fault shows up as a station-by-station pattern you can walk down with a meter, which is the quiet advantage of a manifold over fourteen separate valves and fourteen separate fitting runs.
Each valve is direct-acting with spring return and coaxial shut-off sealing, Cv 0.1, IP65 coil protection and a manual override for setup. Budget 98 W - about 8.2 A at 12 V - if all 14 coils pull in together, and plan one silencer for the centralised exhaust port. The initial state cannot be changed afterwards: the base gasket is dedicated and flipping it does not convert NO to NC.
| Model | Airtac 3V2M Solenoid Valve 3V2MNOF-14F |
|---|---|
| Series | 3V2M |
| Valve type | 3/2-way (3-port, 2-position) |
| Function | Direct-acting, single solenoid, spring return |
| Initial state | Normally open |
| Item form | Complete assembly — 14 valves on a shared base |
| Exhaust | Centralised exhaust |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | DC12V |
|---|---|
| Electrical entry | DIN plug (DIN socket type) |
| Coil power | 7.0 W |
| 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. |
| NO | Normally open: air passes until the coil is energised. |
| DC12V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| — | Electrical entry: I = flying lead, otherwise a DIN plug. |
| 14F | 14 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.
Fourteen pusher cylinders divert bottles between lanes on a filling line; normally open logic keeps air on the pushers until each DC12V coil is energised to vent its station.
A CNC drilling fixture clamps workpieces with swing clamps fed from one shared supply gallery, so a dropped hose or tripped supply is visible across all 14 stations at once.
A wiring test bench uses the 14-station manifold to sequence air cylinders that probe connector blocks; DIN plug coils unplug individually during rework without disturbing neighbours.
Start from the load, not the manifold. A 3/2 valve feeds or vents one outlet, so it drives single-acting spring-return cylinders, blow nozzles and pilot stages; double-acting cylinders need a 5-port valve from the AirTAC 4V series. Where a station needs more than Cv 0.1, place an individual 3V2 (Cv 0.18 at 1/8 in, 0.19 at 1/4 in, vacuum-rated) or a 3V3 (Cv 0.62, 1/4 in) next to the assembly; 3V1 at 3.0 W DC covers low-power points. Then lock the order code: normally open state (fixed for life), DC12V coil, DIN plug entry, 14 stations, centralised exhaust, PT thread with G or NPT as order options.
Confirm before you order
Fourteen normally open 3/2 valves on one base: Cv 0.1 per valve, 0-0.8 MPa (0-114 psi) operating pressure, -20 to 70 C temperature range, 7.0 W per DC12V coil (AC versions are 7 VA), IP65 (DIN 40050), PT1/8 ports and centralised exhaust.
No. Each of the 14 valves has three ports - supply, outlet and exhaust - and two states, so it feeds or vents one outlet. That suits single-acting spring-return cylinders, clamps, blow duty and pilot lines. A double-acting cylinder needs two outlet ports, which means a 5-port valve from the AirTAC 4V series.
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