
The AirTAC Airtac 3V2M Solenoid Valve 3V2MNCF-17F 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 3V2MNCF-17F is a complete 17-station manifold assembly built around AirTAC's 3V2M base-mounted 3/2 valve. Every valve on this block is normally closed, so each outlet stays vented until its coil is energised, then spring return shuts it again on power loss. The coaxial poppet shut-off seals cleanly at each of the seventeen positions, and each valve is direct-acting with a single solenoid.
This variant runs on DC12V coils at 7.0 W each and uses the DIN plug entry, so you wire each station through its own connector rather than a flying lead. With all seventeen stations energised the block draws roughly 119 W, which at 12 V is close to 10 A - size the 12 V supply for that worst case, not for one valve. The body is IP65 (DIN 40050), carries a manual override for commissioning, and accepts air filtered to 40 um or finer with no lubrication needed.
| Model | Airtac 3V2M Solenoid Valve 3V2MNCF-17F |
|---|---|
| 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 — 17 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. |
| NC | Normally closed: no air at the outlet 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. |
| 17F | 17 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.
A 17-station NC manifold gives a machining fixture block one vented clamp point per energised output, so every spring-return clamp relaxes safely if the 12 V supply drops.
Seventeen independently switched 3/2 outputs from one air supply and one wiring rail suit a module bank of small single-acting ejector or press-fit actuators on an assembly cell.
Directing pulsed air jets at multiple points on a packaging conveyor, with centralised exhaust keeping the machine frame free of seventeen separate vent lines.
Choose the 3V2MNCF-17F when you need seventeen switching points in one compact block and can accept Cv 0.1 per position, because the flow path runs through the shared base - that density costs flow. If any single station needs more, mount an individual 3V2 there (Cv 0.18 at 1/8 in, 0.19 at 1/4 in, vacuum-rated) or step to 3V3 (Cv 0.62, 1/4 in, vacuum-rated). If the duty is light and you want lower coil draw, 3V1 at 3.0 W DC is the low-power alternative. For double-acting cylinders you need the 5-port AirTAC 4V series, not this 3/2 valve.
Lock in five things before ordering: normally closed initial state, DC12V coil, DIN plug entry, 17 stations, and centralised exhaust with standard PT thread (G and NPT are order options, not the default). The NC/NO state is fixed at order - reversing or flipping the base gasket does NOT convert it, so it cannot be changed after purchase. 3V2M has no vacuum rating; use 3V2 or 3V3 for vacuum duty.
Confirm before you order
It is a 17-station 3V2M assembly of 3/2 normally closed direct-acting valves on a shared PT1/8 base. Flow coefficient Cv 0.1 per station, operating pressure 0-0.8 MPa (0-114 psi), temperature -20 to 70 C, coil power 7.0 W at the DC12V rating (AC versions are 7 VA), protection IP65 (DIN 40050). Air must be filtered to 40 um or finer; lubrication is not required. A manual override is fitted. There is no vacuum rating on 3V2M.
No. The NC initial state is fixed when you order - the base gasket cannot be flipped or reversed to change it, so order the NO variant up front if you need outlets passing air while de-energised. Each of the seventeen 3/2 outputs either feeds or vents its port, so it drives single-acting spring-return cylinders, blow-off, clamping and pilot duty - never a double-acting cylinder, which needs a 5-port AirTAC 4V valve.
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