
2-way barbed miniature diaphragm solenoid valve for direct tubing connection, with 12 V or 24 V DC options, for reagent and wash-fluid lines that must close when power is off
The SV10-B16-2NC normally closed 2-way valve controls reagent or wash-fluid lines that must close when power is removed. It opens when energized, working with the pump and instrument sequence to control delivery. The valve opens or closes the fluid path; a pump or pressure difference moves the liquid. Coil options are 12 V DC or 24 V DC.
Use flexible tubing with an internal diameter of 1.5–2.0 mm, hardness of 55–65 Shore A and outer diameter below 4.5 mm. A custom mounting bracket is available for integration into the equipment. This configuration has a PEEK base plate, with EPDM, FKM or FFKM options for the diaphragm and matching O-rings. Check material compatibility against the reagent and wash-fluid composition, concentration, temperature and contact time.
Typical Applications:
2-way solenoid valves for reagent on/off control, Power-off behavior: normally closed or normally open, Equipment integration: manifold or tubing connections
| Configuration family (not a complete ordering code) | SV10-B16-2NC |
|---|---|
| Valve structure | Rocker diaphragm valve |
| Ports and function | 2-way normally closed (NC) |
| Connection | Barbed; tubing ID 1.5–2.0 mm |
| Operating pressure | -75 kPa – 0.25 MPa |
| Orifice diameter | 1.4 mm |
| Chamber volume | 20 μL |
| Flow coefficient Cv | 0.03 |
| Diaphragm and O-ring options | EPDM / FKM / FFKM |
| Base plate | PEEK |
| Rated voltage | DC 12 / 24 V (±10%) |
| Standard power | 2.5 W |
| Power-saving circuit | Start: 2.5 W; hold: ≤1 W |
| Standard response time | ≤15 ms, no load |
| Power-saving response time | ≤25 ms, no load |
| Ambient temperature | 0–50 °C |
| Fluid temperature | 0–50 °C, non-freezing |
| Coil insulation | F |
| Weight | 29 g |
| Response test conditions | 25 °C, rated voltage, maximum operating pressure with air, common port pressurized. Response varies with fluid, pressure, tubing and temperature. |
Typical Applications
2-way barbed miniature diaphragm solenoid valve for direct tubing connection, with 12 V or 24 V DC options, for reagent and wash-fluid lines that must close when power is off.
2-way solenoid valves for reagent on/off control
In an automated analyzer, a 2-way valve can open the reagent line for a dispensing step and close it afterwards. Choose NC when the connection must be closed without power, or NO when it must remain open.
Coordinate the valve with the pump and equipment program. The valve controls the connection; the pump and its operating sequence determine the amount delivered.
Power-off behavior: normally closed or normally open
The normally closed valve is closed when de-energized and opens when energized. Use it for fluid paths that must close when power is off. The valve controls the connection; a pump or pressure difference drives the liquid.
Equipment integration: manifold or tubing connections
Use the base-mounted version when combining valves on a fluidic manifold. Choose threaded connections for tube fittings, or barbed connections for flexible tubing.
Plan access for installation, tubing replacement and wiring. The three connection styles serve different layouts while retaining the same choices of 2-way or 3-way function.
Tell us about your application
Describe which liquid must flow at each step and what should happen when power is removed. Include the connection drawing, fluids, pressure, temperature, supply voltage and installation space.
Compare 2-way and 3-way solenoid valves
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Frequently Asked Questions
The normally closed valve is closed when de-energized and opens when energized. Use it for fluid paths that must close when power is off. The valve controls the connection; a pump or pressure difference drives the liquid.
Fittings for volume orders and custom applications
Foreach can support fitting selection, volume supply, and customization based on port type, tube size, material, sealing element, mounting structure, and application conditions.