As your trusted air conditioning hose manufacturer, we deliver solutions built for peak performance and longevity. A failing AC hose can mean the difference between a cool ride and an uncomfortable one. That’s why our products are engineered to provide a durable, leak-proof connection that keeps your system running smoothly.
Premium Materials: Engineered to withstand extreme temperatures and pressures.
Leak-Proof Reliability: Provides a secure, tight seal to prevent refrigerant loss.
Optimal Performance: Ensures your AC system delivers consistent, ice-cold air.
Choose Kingdaflex for your wholesale AC hose needs. We are a leading manufacturer with over 20 years of expertise, offering durable and reliable hoses that meet SAE standards. Our products ensure optimal performance and a leak-proof fit for a wide range of vehicles, providing excellent value for your business.
Inner Rubber: This innermost layer is crucial for containing the refrigerant. It is made from a material, such as EPDM or a synthetic rubber blend, that is impermeable to refrigerant and compatible with the oils within the AC system.
Middle Layer: Positioned between the inner and reinforcement layers, this layer often acts as a bonding agent or an additional barrier. It helps to secure the inner tube and enhance overall leak resistance.
Reinforcement: This layer is the hose’s core strength. It is typically a braided or spiraled textile or synthetic fiber material, which provides the high-tensile strength needed to withstand the extreme pressures and rapid temperature changes of the AC system.
Cover: The outermost layer, or cover, is designed to protect the hose from external elements. It is resistant to ozone, weather, abrasion, and oils, preventing damage from engine heat and road debris.
Transporting Refrigerant: Their main function is to move refrigerant in both gaseous and liquid states between the major components of the AC system, such as the compressor, condenser, and evaporator.
Maintaining System Pressure: The hoses are designed to withstand high pressure and temperature fluctuations, ensuring the refrigerant flows at the correct pressure and volume for efficient cooling.
Preventing Leaks: With a multi-layered, low-permeation design, they act as a critical barrier, preventing the expensive and environmentally harmful refrigerant from escaping the system.
Accommodating Movement: Their flexible nature allows them to handle the constant vibrations, engine movement, and temperature changes in a vehicle, preventing damage and maintaining system integrity.
Connecting Components: They serve as the physical link between all the key parts of an AC system, ensuring a continuous and closed loop for the refrigerant to circulate and perform its cooling function.
As a leading manufacturer, we produce a complete range of air conditioning hoses. Our hoses are engineered with a durable, multi-layer structure to handle the high pressures and extreme temperatures of modern AC systems. We offer solutions for every application, ensuring a perfect, leak-proof fit for all your vehicle and industrial needs.
We provide professional-grade air conditioning charging hoses designed for service and maintenance. Our air conditioning manifold hoses are built with a robust, multi-layered construction to withstand high pressures and minimize refrigerant permeation. Featuring high-quality brass fittings and color-coded options for easy identification, our hoses ensure a secure, leak-free connection, making AC system charging safe and efficient for technicians.
We specialize in high-performance automotive air conditioning hoses. Our products are engineered with a robust, multi-layer structure, featuring specialized inner tubes to prevent refrigerant leakage and durable covers to resist ozone and abrasion. We supply a wide range of sizes and configurations to ensure a perfect fit for all major vehicle makes and models.
We specialize in high-pressure air conditioning hoses, designed to meet the rigorous demands of modern AC systems. Our hoses are built with multiple reinforcement layers, ensuring exceptional resistance to high pressure and extreme temperatures. This robust construction guarantees a leak-proof connection and superior durability, providing a reliable and long-lasting solution for your AC needs.
When customizing your air conditioning hose, we focus on four key aspects to ensure the perfect fit and performance for your system. We understand that every application is unique, which is why our manufacturing process is built around providing tailored solutions that meet your exact specifications for size, material, and function.
We offer a full range of customizable dimensions, including inner and outer diameters, as well as hose length. This ensures a perfect, secure fit for your specific vehicle or industrial application, preventing leaks and ensuring optimal system performance. We can tailor the size to match your exact specifications.
We can customize the material of both the inner tube and outer cover. We utilize specialized synthetic rubber compounds like EPDM or butyl for the inner layer to guarantee a low-permeation barrier against refrigerant. The outer cover can be tailored for enhanced resistance to ozone, heat, and abrasion.
We provide a wide array of customizable fittings and connections, including standard crimped fittings, quick-connect couplings, and custom-machined end pieces. We ensure the fittings are compatible with your existing AC components, providing a secure and leak-proof seal that is easy to install.
We customize the reinforcement layer to meet specific pressure requirements. Options include various types of braided synthetic fibers or spiraled metallic wires. This allows us to manufacture hoses capable of withstanding the high pressures of R134a and the new R1234yf refrigerants, ensuring a reliable and safe solution.
An air conditioning (AC) hose is a specialized, multi-layered hose designed to transport refrigerant and lubricant between the various components of an AC system. These hoses are critical for the proper functioning of a car, truck, bus, or even a domestic air conditioning unit.
An air conditioning (AC) hose is a crucial component used to transport refrigerant and lubricant throughout the refrigeration cycle in both automotive and industrial cooling systems. Its primary purpose is to create a sealed pathway for the refrigerant as it changes between a high-pressure liquid and a low-pressure gas, enabling the system to absorb and expel heat.
Key uses of an AC hose include:
Refrigerant Circulation: The hose connects the system’s core components—the compressor, condenser, receiver-drier, and evaporator—to facilitate the continuous flow of refrigerant.
Pressure Management: It is designed to withstand the wide range of pressures (from low to very high) and temperatures that occur during the cooling process, preventing leaks and ensuring system efficiency.
Vibration and Movement Absorption: In a vehicle, the flexible nature of the hose allows it to absorb vibrations from the engine, preventing stress and damage to the rigid components of the AC system.
Leak Prevention: The multi-layered structure with a low-permeation inner layer is specifically engineered to minimize the escape of costly and environmentally harmful refrigerants.
Application Versatility: AC hoses are used in a variety of systems, from small automotive AC units to larger industrial and commercial refrigeration applications, ensuring consistent and reliable cooling.
Installing an automotive AC hose is a complex process that an experienced professional should handle, as it involves working with high-pressure systems and specialized refrigerants. Incorrect installation can lead to leaks, system damage, and even personal injury. The process typically involves a series of critical steps to ensure a safe and effective repair.
Refrigerant Recovery: The very first step is to safely and professionally recover any remaining refrigerant from the system using specialized equipment to prevent it from escaping into the atmosphere.
Old Hose Removal: The old, damaged hose is carefully disconnected from its fittings on the compressor, condenser, or evaporator. O-rings at the connection points are inspected and replaced with new ones.
New Hose Installation: The new hose is installed, ensuring it is properly routed to avoid contact with moving parts, sharp edges, or hot surfaces like the exhaust manifold.
System Evacuation: A vacuum is pulled on the entire AC system to remove any air and moisture that may have entered during the replacement process. This is a critical step to prevent future system failure.
Refrigerant Recharge: The correct amount and type of refrigerant and oil are then recharged into the system according to the manufacturer’s specifications.
Leak Testing and Inspection: Finally, the system is tested for leaks using a special gauge or leak detector, and the AC is run to ensure proper cooling performance.
Choosing our air conditioning hoses means selecting a product built for long-term performance and reliability. We use premium, multi-layered materials that are expertly engineered to withstand the extreme pressures, temperatures, and vibrations inherent in AC systems.
This robust construction ensures superior durability and a leak-proof seal, preventing costly refrigerant loss and ensuring your system operates at peak efficiency for years to come.
High-Pressure Resistance: Our air conditioning hoses are reinforced with strong materials to handle the high pressures of modern refrigerants like R134a and R1234yf, preventing bursts and failures.
Superior Durability: The outer cover is resistant to weather, ozone, and abrasion, protecting the hose from engine bay heat and road debris.
Leak-Proof Design: We use low-permeation inner layers and precision fittings to minimize refrigerant leakage, which saves money and is better for the environment.
Optimal Performance: By maintaining a consistent, secure flow of refrigerant, our hoses ensure your AC system delivers reliable and powerful cooling, mile after mile.
Customization and Compatibility: We offer a wide range of sizes and can custom-build hoses and assemblies to ensure a perfect fit for any specific vehicle or industrial application.
