Wholesale Capillary Tubes for HVAC | Trusted Suppliers & Factories
Experience superior performance in HVAC Systems with our high-quality capillary tubes, expertly crafted by Ningbo Senjun New Materials Co., Ltd. These precision-engineered tubes are designed to optimize refrigerant flow while ensuring energy efficiency and reliable operation. Our capillary tubes feature exceptional durability and resistance to corrosion, making them ideal for a wide range of HVAC applications, The innovative design allows for consistent temperature regulation and improved system reliability, providing an unparalleled solution for both residential and commercial installations. Each tube is manufactured with strict quality control standards, ensuring optimal performance in extreme conditions, Additionally, we offer a variety of sizes and configurations to meet your specific needs. Trust in Ningbo Senjun New Materials Co., Ltd. for reliable HVAC components that enhance system efficiency and longevity. Elevate your HVAC projects today with our premium capillary tubes and experience the difference in performance and quality
Excellence in Capillary Tube for HVAC Stands Out Winning in 2025
Excellence in Capillary Tube for HVAC Stands Out Winning in 2025 Ningbo Senjun New Materials Co., Ltd., established in 2010, has consistently driven innovation in the HVAC industry, particularly with its exceptional range of capillary tubes designed for wire tube condensers and copper-aluminum fin heat exchangers. As global demand for efficient cooling solutions continues to rise, our company is poised to lead the market with products that not only meet but exceed industry standards. Our capillary tubes are engineered with precision to enhance the performance and reliability of refrigerators, freezers, drinking fountains, and display cabinets, ensuring optimal energy efficiency and longevity. As we look ahead to 2025, Ningbo Senjun is committed to further advancing our technological capabilities and expanding our product offerings to better serve our clients worldwide. Our ongoing research and development initiatives focus on harnessing the latest materials and manufacturing techniques to deliver superior quality and durability in our HVAC components. We invite global procurement professionals to partner with us in sourcing the best in capillary tube technology, a vital element for achieving excellence in heating and cooling applications. Let’s work together to redefine industry benchmarks and drive sustainable innovation across the HVAC sector.
Excellence in Capillary Tube for HVAC Stands Out Winning in 2025
| Parameter | Measurement | Industry Standard | 2025 Performance |
|---|---|---|---|
| Diameter (mm) | 6.0 | 6.0 | 6.0 |
| Length (m) | 3.0 | 3.0 | 3.0 |
| Pressure Drop (Pa) | 250 | 300 | 240 |
| Thermal Conductivity (W/m·K) | 0.6 | 0.5 | 0.65 |
| Efficiency (%) | 95 | 90 | 97 |
| Weight (kg) | 2.5 | 2.6 | 2.4 |
10 Essential Tips For Capillary Tube for HVAC Service Trusted by Pros
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Emma Allen
I love the quality of this product. The customer service representatives were also extremely helpful and proactive!
10 May 2025
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Mia Foster
Outstanding quality! The customer service representatives were extremely professional and attentive.
06 July 2025
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Chloe Hill
What a fantastic purchase! The product quality is exceptional, and the customer service was responsive and professional.
26 June 2025
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Mia Powell
Fantastic durability. The after-sales team was quick to respond and resolved my issues effortlessly.
24 May 2025
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Isabella Williams
High-quality product with helpful and responsive customer service! A truly satisfying experience.
13 May 2025
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Charlotte Mitchell
This product is wonderful! The quality is high, and the customer service team excelled in their support.
17 May 2025









