
The AirTAC Airtac 3V1 Solenoid Valve 3V106FI-X1 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.
3V106FI-X1 is an AirTAC 3V1 3/2-way valve built on the DC12V flying-lead configuration: 1/8in PT port, direct acting, single solenoid, spring return. The valve alternately pressurises and exhausts one outlet, so it drives spring-return single-acting cylinders, clamps, air jets or pilots a larger main valve. The trailing -X1 marks a catalogue build suffix - confirm its exact meaning on the datasheet before ordering.
Commissioning is easier thanks to the built-in manual override, which lets you stroke the valve by hand before the 12 V supply is even connected. The 2.5 W DC12V coil keeps the load on your power supply minimal, and the IP65 (DIN 40050) coil enclosure resists the dust and splashing water found around small machine cells.
| Model | Airtac 3V1 Solenoid Valve 3V106FI-X1 |
|---|---|
| Series | 3V1 |
| Valve type | 3/2-way (3-port, 2-position) |
| Function | Direct-acting, single solenoid, spring return |
| Port size | 1/8 in |
| Thread | PT |
| Coil voltage | DC12V |
|---|---|
| Electrical entry | Flying lead (lead-out wire type) |
| Coil power | 2.5 W |
| Operating pressure | 0-0.8 MPa (0-114 psi) |
| Vacuum service | Not rated for vacuum |
| Flow coefficient | Not published for 3V1 |
| Temperature | -20 to 70 C |
| Construction | Direct-acting, single solenoid, spring return |
| Protection | IP65 (DIN 40050) |
| Medium | Air, filtered by a 40 µm or finer element. Lubrication not required. |
Figures follow the official AirTAC 3V1 catalogue. Confirm coil voltage and thread (PT / NPT / G) against the product label before wiring.
| 3V1 | 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. |
| DC12V | Coil voltage. A = AC220V, B = DC24V, C = AC110V, E = AC24V, F = DC12V. |
| I | 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.
Fitters jog a swing clamp or pallet clamp by hand using the manual override during set-up, long before the 12 V PLC output is wired in.
A small air signal from this 3V1 pilots a bigger diaphragm or cylinder-operated main valve on skid-mounted process and water-treatment equipment.
Direct the 3/2 output at a drill bit, glue nozzle or sensor window; the moment the coil drops out, the spring return vents the line automatically.
Because AirTAC publishes no flow coefficient for 3V1, treat this valve as the compact, low-power choice and verify any flow-critical duty with us first. If the job needs more passage, the 3V2 series offers 1/8in and 1/4in ports with NC or NO selection, Cv 0.18-0.19 and a vacuum rating, while the 3V3 reaches 1/4in with Cv 0.62. Where panel density outranks flow, 3V2M is the manifold-optimised alternative. Double-acting cylinders need the 5-port AirTAC 4V range instead.
Five decisions close an order: 1/8in vs M5 port, PT (the family standard) or a G/NPT option ordered specially, coil voltage - this code fixes DC12V at 2.5 W - plug-in DIN or this SKU's flying lead, and single valve versus manifold station count. Also confirm exactly what the -X1 suffix specifies on the datasheet.
Confirm before you order
The body is rated 0-0.8 MPa (0-114 psi) and -20 to 70 C with IP65 (DIN 40050) protection. This code's DC12V coil takes 2.5 W; for comparison, the 3V1 family also runs AC220V and AC110V at 4.5 VA, AC24V at 5.0 VA and DC24V at 3.0 W. There is no published Cv or effective area for 3V1 - ask us to check any flow-critical application.
A 12 V coil ties the valve into vehicle batteries, solar-charged supplies and legacy 12 V control systems, while the flying lead removes the need for a separate DIN connector and lands directly on a wired harness. The trailing -X1 is a catalogue build suffix not detailed in the standard listing, so confirm its exact content on the datasheet or in your RFQ to us.
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