High Performance 4890 AC Hose China Factory and Reliable Automotive Hose Suppliers
The 4890 AC Hose is a high-performance automotive air conditioning solution engineered for maximum reliability in extreme environments. Specifically designed for cars, trucks, and heavy-duty vehicles, this hose ensures optimal refrigerant flow while maintaining critical system pressure, effectively preventing leaks and ensuring long-term cooling efficiency.
Built to withstand the rigorous demands of the automotive industry, our AC hoses feature advanced materials that provide superior resistance to ozone, aging, and thermal shocks. Whether you are looking for OEM replacements or custom ODM solutions, KEMO delivers industry-leading quality backed by decades of technical expertise in rubber manufacturing.
Detailed Parameters
| Common Sizes (I.D x O.D) | 5/16" (8.214.7mm), 13/32" (10.317.3mm), 1/2" (12.725.4mm), 5/8" (16.023.6mm) | Wall Thickness | Range: 5.0mm to 6.2mm (Depending on size) |
|---|---|---|---|
| Max Working Pressure | 2.5 MPa to 3.5 MPa (363 to 508 Psi) | Min Burst Pressure | 15 MPa to 18 MPa (2175 to 2610 Psi) |
| Min Bend Radius | 63mm to 104mm | Permeation Rate | 1.6 kg/㎡/year |
| Material Grade | High-Performance Automotive Rubber | Pressure Tolerance | High Pulse Resistance |
| Application Field | Automotive A/C Systems | Compliance | OEM/ODM Specification Ready |
Key Advantages
Extreme Durability
Superior resistance to aging, ozone, and shock, ensuring a long service life even in harsh weather conditions.
Low Permeability
Engineered with advanced materials to minimize refrigerant loss and maintain optimal system pressure.
Expert Engineering
Leveraging 15+ years of experience from former Goodyear and Parker technical specialists.
Pulse Resistance
Designed to absorb sudden pressure spikes and vibrations without compromising structural integrity.
R&D Innovation
Developed in collaboration with top research institutions to implement new materials and processes.
Customizable OEM
Full ODM/OEM capabilities including product design, testing, and detailed performance reporting.
Product Gallery
Management Platforms
PVC Film Packing
Transparent PVC film for maximum visibility and protection against dust and moisture.
Woven Bag Options
Available in Blue, White, Green, or Yellow color-coded woven bags for easy inventory sorting.
Palletized Shipping
Secure pallet packing to ensure safe transport and efficient unloading for bulk orders.
Carton Packaging
Standardized industrial carton packing for retail or distribution channel requirements.
Spool Packing
Efficient spooling for continuous hose lengths, reducing waste and simplifying installation.
Quality Control
Rigorous testing and experimentation to ensure every batch meets strict technical specifications.
Investment Return Comparison
| Performance Metric | Standard Hose | KEMO AC Hose |
|---|---|---|
| Service Lifespan | Short to Medium | Extended Long-Term |
| Leakage Rate | Moderate | Ultra-Low Permeation |
| Pressure Stability | Average | High Pulse Resistance |
| Weather Resistance | Basic | Advanced Ozone/Aging Proof |
| Maintenance Cost | Frequent Replacement | Low Maintenance |
Frequently Asked Questions
KEMO utilizes advanced material science and engineering expertise from former Goodyear and Parker specialists, offering significantly lower permeation rates and higher burst pressures compared to standard industry hoses.
Yes, we provide comprehensive OEM and ODM services. We can design, develop, and test hoses to meet your exact specifications and provide the necessary testing reports.
Our AC hoses are specifically formulated for aging and ozone resistance, ensuring they remain flexible and leak-proof under both extreme heat and freezing conditions.
We offer five flexible packaging methods: transparent PVC film, color-coded woven bags, pallet packing, industrial cartons, and spool packing to suit your logistics needs.
Depending on the size, the minimum burst pressure ranges from 15 MPa (2175 Psi) up to 18 MPa (2610 Psi), providing a high safety margin for automotive systems.
Absolutely. We have the capability to test and experiment with product performance in-house and provide detailed testing reports as per our customers' requests.
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