WORLD LEADING DIAPHRAGM PUMPS BY KNF
Global Excellence, Local Engineering Support
KNF pumps are globally recognized for their exceptional reliability, meticulous German-Swiss quality, and precision-engineered solutions. As KNF’s official representatives in Israel, LDR delivers cutting-edge pumping technologies to the local market, backed by professional engineering consultation and comprehensive technical support.
Our Customers
CUSTOM-ENGINEERED DIAPHRAGM PUMP SOLUTIONS
Beyond standard pumps, KNF specializes in developing and adapting pumps for specific requirements through unique modular designs. LDR’s engineering team collaborates with KNF engineers to create solutions precisely tailored to your application parameters.
Specialized Material Selection
Advanced construction materials for handling aggressive chemicals or operating in extreme environmental conditions
Optimized Pumping Performance
Diaphragm pumps with flow rates from 0.018 to 250 l/min and operating pressures up to 16 bar, with precise flow control according to application-specific requirements
Energy and Weight Efficiency
A wide range of DC and AC motors with digital control capabilities, achieving operational lifetimes exceeding 20,000 hours with customizable performance characteristics
Integration-Optimized Design
Customized pneumatic/hydraulic connections and additional electrical interfaces for seamless and rapid integration into your final system
WHY CHOOSE KNF DIAPHRAGM PUMP TECHNOLOGY?
Technological Excellence
75+ years of experience and development based on continuous research, leading to innovative pump solutions
Long-Term Performance
Proven reliability with thousands of hours of continuous operation in demanding environments, with minimal failure rates
Comprehensive Service Framework
Local engineering support from LDR's team in collaboration with KNF experts and precise adaptation to the specific requirements of your industrial application
Uncompromising Design
Precise German-Swiss engineering ensuring accuracy, stability, and energy efficiency
ADVANCED DIAPHRAGM PUMP TECHNOLOGIES
Gas Pumps
Pumps based on diaphragm technology for extraction and transfer of gases and air, with emphasis on oil-free and contaminant-free operation.
Key Applications:
- Gas analysis and sampling
- Oxygen enrichment and airflow control
- Industrial automation systems
- Medical and scientific equipment
Oil-free operation – preventing gas contamination
High reliability with minimal maintenance
Options for various flow rates and pressures
Quiet operation with low vibration levels
Liquid Pumps
Precision pumps for fluid transfer and regulation, enabling accurate flow rate control and prevention of liquid contamination.
Key Applications:
- Controlled chemical injection
- Analysis systems and instrumentation for material separation
- Printing processes and precise dosing
- Transfer of corrosive and aggressive liquids
Defence and security applications for trace detection
High accuracy at small and medium flow rates
Excellent chemical resistance
Dry-run capability without damage
Extended service life
Liquid Pumps
Precision pumps for fluid transfer and regulation, enabling accurate flow rate control and prevention of liquid contamination.
Key Applications:
- Controlled chemical injection
- Analysis systems and instrumentation for material separation
- Printing processes and precise dosing
- Transfer of corrosive and aggressive liquids
Defence and security applications for trace detection
High accuracy at small and medium flow rates
Excellent chemical resistance
Dry-run capability without damage
Extended service life
Micro Diaphragm Pumps
Compact to miniature gas and air pumps delivering high precision and quality for pressure or vacuum applications. Specifically designed for integration in space-constrained systems where standard-sized pumps cannot be accommodated.
- Medical instrumentation
- Air monitoring systems
- Digital and 3D printing
- Electronics and semiconductors
- Aerospace applications
Key Benefits
Miniature dimensions with ultra-low power consumption
Low noise operation
Portable device compatibility
Extensive customization options for specific requirements
Swing Piston Pumps
Engineered for vacuum generation or compression and pressure production. These pumps deliver higher flow rates than comparable diaphragm pumps while generating deep suction and high compression relative to their compact dimensions.
Key Applications:
- Vacuum tables
- Medical equipment – sample suction, inhalation systems
- Security industries – trace detection applications
- Digital printing
- Food and beverage processing
Oil-free operation
High flow rates
Superior performance-to-size ratio
Swing Piston Pumps
Engineered for vacuum generation or compression and pressure production. These pumps deliver higher flow rates than comparable diaphragm pumps while generating deep suction and high compression relative to their compact dimensions.
Key Applications:
- Vacuum tables
- Medical equipment – sample suction, inhalation systems
- Security industries – trace detection applications
- Digital printing
- Food and beverage processing
Oil-free operation
High flow rates
Superior performance-to-size ratio
ENGINEERING SUPPORT & TECHNICAL SERVICES
LDR’s diaphragm pump specialists provide comprehensive technical guidance:
Consultation and guidance for optimal pump selection
Technical support and troubleshooting
Professional maintenance and repair services
Genuine replacement parts
Technical training and implementation support