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• Industrial and Building Dampers: Key Actuators for Airflow Management and Pressure Control The Functional Role of Dampers in Ventilation and Air Conditioning SystemsDampers are mechanical devices used to regulate air volume, pressure, or direction within ducts. In HVAC (Heating, Ventilation... More+
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• Company Profile Shenzhen Champion New Media Technology Company is a professional LCD commercial advertising display scenario solution provider, and national high tech enterprise with OEM/ODM service ,after 14 years o... More+
• Download Specifications Get instant access to detailed product specifications and selection chart for precise selection. More+
• HVAC LEFOO pressure switches and transmitters deliver accurate airflow sensing, compressor regulation, and temperature control—optimizing the reliability and efficiency of modern HVAC installations. More+
• Mechanical Pressure Switch Discover LEFOO's high-precision mechanical pressure switches, engineered for robust performance in demanding industrial automation. Featuring durable construction, accurate set points, and easy in... More+
• General Pressure Switch LEFOO's general pressure switches offer robust and cost-effective electrical switching based on fluid or air pressure changes. Designed for simple installation, reliable performance, and broad com... More+
• LF08 The LF08 switches are fixed set point, factory calibrated pressure switches. It is automatic reset, and can be Normally open or normally close contacts. All metallic wetted components make the LF08 sw... More+
• LF10 The LF10 pressure switches are used to regulate the tank pressure between two preset values on small (up to 200psi) electrically driven air compressors. They are available with an unloader valve, whic... More+
• LF30 The LF30 employs a differential pressure to actuate a precision snap switch at chosen pressure setting. This may be the difference between atmospheric and a negative or positive pressure or between an... More+
• LF5D The LF5D differential pressure switch is a protective device for refrigeration compressors or pressure lubrication of other mechanical. In the refrigeration system, the switch receives the two pressur... More+
• FS51/52 More+
• LF40 More+
• LFBV LFBV is a manually operated shut-off valve, suitable for liquid, suction and hot gas pipelines of commercial air-conditioning, refrigeration and other equipment. By operating the valve stem, it can op... More+