
The AirTAC Airtac 4V100 Solenoid Valve 4V110M5CI is a genuine 5/2-way single solenoid (spring return) solenoid valve with 110M5CI ports and an effective area of 10.2 mm² (Cv 0.6). It is an internally piloted spool valve that directs compressed air to double-acting cylinders and actuators.
The AirTAC 4V110-M5CI is a 5/2-way single-solenoid pneumatic control valve built on the compact 4V100 body. It directs compressed air to double-acting cylinders and actuators, energizing to shift the spool and returning to its home position via a mechanical spring when the signal is removed. This spring-return behavior makes it a natural fit for simple extend-retract sequences where the valve must default to a known safe state on power loss.
This model is configured with an M5 threaded port for direct connection to miniature fittings, and it ships with a pre-wired grommet entry—a 0.5 m flying lead that simplifies wiring into tight DIN-rail panels. The AC110V coil draws 3.5 VA, and the valve body delivers an effective area of 10.2 mm² (Cv 0.6), making it well-suited to drive small-bore cylinders in the Ø16–32 mm range with a crisp response time of 0.05 s or less.
| Model | Airtac 4V100 Solenoid Valve 4V110M5CI |
|---|---|
| Series | 4V100 solenoid valve (spool type) |
| Valve type | 5/2-way |
| Function | Single solenoid (spring return) |
| Port size | 110M5CI |
| Exhaust port | 110M5CI |
| Effective area (Cv) | 10.2 mm² (Cv 0.6) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Pilot type | Internal / external pilot |
| Operating pressure | 0.15 – 0.8 MPa |
| Proof pressure | 1.2 MPa |
| Max frequency | 5 cycle/sec |
| Response time | ≤ 0.05 s (activating) |
| Temperature | -20 to +70 °C |
| Body material | Aluminum alloy |
| Weight | 120 g |
Specifications follow the official AirTAC 4V series datasheet. Lubrication not required. Confirm coil voltage and thread (PT / NPT / G) against the product label before wiring.
| Effective area | 10.2 mm² |
|---|---|
| Flow coefficient | Cv 0.6 |
| Response time | ≤ 0.05 s |
| Coil power | AC 3.5 VA · DC24V 2.8 W · DC12V 2.5 W |
| Protection / insulation | IP65 (DIN40050), B-class |
| Voltage options | DC24V, DC12V, AC110V, AC220V |
| Manual override | Yes (locking / non-locking) |
Size the valve so effective area / Cv is not the bottleneck for your cylinder bore and speed. Undersized valves slow the actuator. Note 5/3 (center) versions have a smaller effective area than the 5/2 of the same body size.
| 4V | Solenoid valve, spool type, 4-series. |
|---|---|
| 1 | Body size (4V100) — sets port & flow. |
| 1 | Function: 1 = single 5/2, 2 = double 5/2, 3 = 5/3. |
| -110M5CI | Port thread: M5 / 06=1/8" / 08=1/4" / 10=3/8" / 15=1/2". |
Related: 4V110 (single), 4V120 (double), 4V130C/E/P (5/3 center). Add the voltage suffix when ordering.
Controls a small double-acting gripper on a benchtop Cartesian robot. The spring return ensures the gripper opens to a safe position when the cycle stops.
Directs a Ø16 mm double-acting syringe pump in a diagnostic instrument. The M5 port and 0.5 m flying lead fit neatly inside the machine's compact manifold.
Actuates a miniature clamp on an assembly jig. The AC110V grommet coil simplifies wiring in a multi-station fixture where a terminal box would be too bulky.
Choose the 4V110-M5CI when you need a compact, spring-return 5/2 valve with an M5 port and a pre-wired AC110V connection. The grommet entry eliminates the need for a separate DIN connector, saving space on a crowded manifold. If your cylinder is larger than Ø32 mm or requires a faster fill, step up to the 4V200 series (Cv 1.0) for greater flow capacity.
For replacement, match all five points: body size (4V100), function (single solenoid 5/2), port and thread (M5, no taper thread letter), coil voltage (AC110V), and electrical entry (grommet lead-out). This valve can be mounted individually or ganged on a 4V100 manifold base for multi-cylinder banks.
Quick checklist
With an effective area of 10.2 mm² (Cv 0.6), this valve is typically paired with double-acting cylinders in the Ø16–32 mm range. Actual speed depends on tubing length, pressure, and the cylinder's specific bore and stroke.
The valve requires a continuous AC110V signal to hold the energized position. When power is cut, the internal spring mechanically forces the spool back to its default state, exhausting the previously pressurized cylinder port. This provides a predictable, fail-safe rest position without any holding current.
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