- 2 port chemical valve, Viper series (Manual Operation)
- Non-metallic exterior
- Tube O.D.: 1/4, 3/8, 1/2, 3/4, 1
- Orifice: ø4, ø8, ø10, ø16, ø22
- mm²: 6,3 to 145,4
Series image. Appearance may vary by model and options.LVQH
LVQH, 2 Port Chemical Valve, Viper Series, Manual Operation
Explore the features, model options and technical documentation for LVQH. Contact Pnoneks to select the full part number for your application.
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Selecting LVQH
Selecting LVQH: review the full part number and your system conditions when considering this Fluid control record. Share Body Class, Fitting Type, Tube Size, Output Tube Size, Vent Port Type, Handle operation, Option, the required quantity and your application notes with Pnoneks. Final compatibility and lead time are confirmed during quotation.
The essentials for selection.
- Manufacturer
- SMC
- Series
- LVQH
- Product group
- Fluid control
- Function
- Process Valves
- Applications
- Suitability is evaluated against technical specifications and application conditions.
- Selection parameters
- Body Class, Fitting Type, Tube Size, Output Tube Size, Vent Port Type, Handle operation, Option
Exact dimensions, operating ranges and compatibility depend on the full part number. Review the relevant SMC documentation and application conditions for technical selection.
Features and model options
Technical descriptions and values below are preserved in the manufacturer’s original language. Options describe alternatives within the series; not every combination is valid. We will verify the full part number when quoting.
| Parameter | Options / values |
|---|---|
| Body Class | 2 (Orifice Ø4) · 3 (Orifice Ø8) · 4 (Orifice Ø10) · 5 (Orifice Ø16) · 6 (Orifice Ø22) |
| Fitting Type | V (LQ1) · S (LQ2) |
| Tube Size | 03 (1/8" or ø3) · 04 (Ø4 mm) · 05 (3/16) · 06 (Ø6 mm) · 07 (1/4) · 08 (Ø8 mm) · 10 (Ø10 mm) · 11 (3/8) · 12 (Ø12 mm) · 13 (1/2) · 19 (Ø19 or 3/4) · 25 (Ø25 or 1) · 03 (1/8\" or ø3) |
| Output Tube Size | None · 03 (1/8) · 04 (Ø4 mm) · 05 (3/16) · 06 (Ø6 mm) · 07 (1/4) · 08 (Ø8 mm) · 10 (Ø10 mm) · 11 (3/8) · 12 (Ø12 mm) · 13 (1/2) · 19 (Ø19 or 3/4) · 25 (Ø25 or 1) |
| Vent Port Type | Thread Type, NPT 1/8" · R (Thread Type Rc1/8) · Thread Type, NPT 1/8\" |
| Handle operation | 1 (Quarter Turn-LOTO) · 4 (Multi-turn) |
| Option | None · K (Buffer Material FFKM) · N (For Ammonium Hydroxide) |



