Fleck 2910/1710 | Less Timer Less Transformer NBP V291XC-606
Technical Resources
Technical Resources
Fleck 2910/1710 | Less Timer Less Transformer NBP V291XC-606 Industrial Control Valve
The Fleck 2910/1710 Less Timer Less Transformer NBP V291XC-606 is a heavy-duty industrial water softener control valve designed for OEM installations and advanced multi-tank water treatment systems. Supplied without a timer or transformer, this version is intended for use with external controllers, such as PLCs or Pentair ES series controllers, making it ideal for duplex, triplex and fully automated commercial softener installations.
Built around the proven Fleck 2910 lead-free brass valve body, the V291XC-606 features Pentair's advanced twin-piston design, independently controlling service and regeneration flows for exceptional reliability and long service life. The No ByPass (NBP) configuration prevents untreated water from passing through the valve during regeneration, ensuring consistent water quality for critical industrial applications.
Key Features
- Genuine Pentair Fleck 2910 industrial control valve
- Less Timer, Less Transformer configuration
- Designed for external control systems
- No ByPass (NBP) operation
- Heavy-duty lead-free brass valve body
- Advanced twin-piston technology
- Corrosion-resistant, UV-stable power head
- Suitable for duplex, triplex and multi-tank systems
- Ideal for OEM and industrial installations
- Compatible with external electronic controllers
Designed for External Control Systems
The V291XC-606 is supplied without a timer or transformer, allowing complete integration into bespoke control systems where regeneration is managed externally.
Typical applications include:
- Duplex water softeners
- Triplex water softener systems
- Duty/standby installations
- PLC-controlled water treatment systems
- External ES series controllers
- OEM water treatment equipment
- Industrial process water systems
High Flow Performance
The Fleck 2910 valve platform is designed to deliver excellent hydraulic performance for demanding commercial and industrial water treatment applications.
- Continuous service flow: 24 m³/hr
- Peak flow: 31 m³/hr
- Maximum backwash flow: 8 m³/hr
- Working pressure: 1.8–8.5 bar
- Hydrostatic pressure: 20 bar
- Operating temperature: 1–43°C
- Protection rating: IP22
- Inlet / Outlet: 2" BSP
No ByPass (NBP) Operation
The No ByPass (NBP) piston configuration ensures untreated water cannot enter the service line while regeneration is taking place.
- Maintains consistent softened water quality
- Prevents untreated water bypass
- Ideal for critical industrial processes
- Suitable for continuous commercial operation
Proven Twin-Piston Technology
The Fleck 2910 incorporates Pentair's advanced dual-piston system, independently controlling service and regeneration flows for maximum reliability.
- Smooth valve operation
- Reliable regeneration performance
- Reduced wear on internal components
- Long service life
- Designed for demanding industrial environments
Typical Applications
- Commercial water softeners
- Industrial water treatment systems
- Food & beverage manufacturing
- Hotels and leisure facilities
- Healthcare and laboratories
- Boiler feed water treatment
- Reverse osmosis pre-treatment
- Manufacturing plants
- OEM water treatment equipment
Technical Specifications
| Model | Fleck 2910/1710 Less Timer Less Transformer NBP V291XC-606 |
| Valve Body | Lead-free Brass |
| Controller | External (Not Included) |
| Timer | Not Included |
| Transformer | Not Included |
| Configuration | No ByPass (NBP) |
| Inlet / Outlet | 2" BSP |
| Distributor Tube | 50 mm (DN40) |
| Drain Connection | 1" NPT |
| Brine Connection (1710) | ½" |
| Recommended Softener Size | 14"–36" vessels |
| Recommended Filter Size | 14"–24" vessels |
| Continuous Flow | 24 m³/hr |
| Peak Flow | 31 m³/hr |
| Maximum Backwash | 8 m³/hr |
| Working Pressure | 1.8–8.5 bar |
| Maximum Hydrostatic Pressure | 20 bar |
| Operating Temperature | 1–43°C |
| Electrical Supply | External controller dependent |
| Protection Rating | IP22 (when installed with appropriate controller) |
Why Choose the Fleck 2910/1710 Less Timer Less Transformer V291XC-606?
The Fleck 2910/1710 Less Timer Less Transformer NBP V291XC-606 is the ideal choice for water treatment professionals and OEM manufacturers requiring a robust industrial valve that integrates seamlessly with external control systems. Its lead-free brass construction, high flow capacity, proven twin-piston technology and No ByPass operation provide dependable long-term performance in demanding commercial and industrial water softening applications.
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