Description
Product Overview
The Soft Flexible Copper Capillary Tubing by Fafeicy is engineered for precision cooling systems where reliability and durability are paramount. Constructed from premium-grade copper, the tube offers excellent thermal conductivity, ensuring rapid heat exchange and consistent temperature control. The thickened brass connector, integrated at each end of the 1/4in (2.8mm) tube, provides a rust‑proof, corrosion‑resistant seal that prevents leaks even under fluctuating pressure conditions. With a total length of 900mm, the tubing is long enough to span most refrigeration loops while remaining flexible enough to navigate tight spaces and complex pipework layouts. The product dimensions of 35.43 x 0.11 x 0.1 inches and a lightweight of 3.81 ounces make handling and installation straightforward, reducing labor time and effort. Designed to meet the rigorous standards of industrial and scientific applications, this capillary tube is compatible with a wide range of refrigeration cabinets, central air‑conditioning units, and other cooling equipment that rely on precise fluid control. Its precision‑threaded connections guarantee a secure fit, eliminating the risk of accidental disconnection during operation. The tube’s solid yet pliable nature allows it to absorb minor vibrations without compromising performance, extending the service life of the entire cooling system.
![[Product front view showing all components]](https://www.kelivo.store/wp-content/uploads/2026/07/3fe0ab9bc0b5452ebb55ada3a718da72.jpg)
Usage
Ideal for both commercial and residential refrigeration projects, this capillary tubing excels in environments where temperature stability and energy efficiency are critical. Installers can employ the tube in domestic refrigerators, large‑scale walk‑in coolers, beverage dispensers, and laboratory refrigeration units. Its 1/4in diameter is specifically sized for standard refrigeration valves, making it a drop‑in replacement for older or worn‑out tubing. The robust brass connector simplifies the connection process to copper or steel lines, reducing the need for additional sealing compounds. In HVAC applications, the tubing can be used to regulate refrigerant flow in split‑system air conditioners, ensuring optimal compressor performance and reducing power consumption. The 900mm length provides sufficient reach for most indoor installations while allowing for easy routing through cabinets, walls, or ceiling spaces. Maintenance technicians appreciate the tube’s resistance to corrosion, which minimizes the frequency of part replacements and lowers overall operating costs. Whether retrofitting an existing system or building a new cooling line, the Soft Flexible Copper Capillary Tubing delivers consistent performance across a variety of temperature ranges, from sub‑freezing environments to moderate cooling scenarios.
Why Choose Us
Choosing Fafeicy means selecting a partner committed to quality, precision engineering, and customer satisfaction. Our capillary tubing undergoes rigorous testing for pressure tolerance, leak resistance, and thermal efficiency, ensuring that each unit meets or exceeds industry benchmarks. The thickened brass connector is a hallmark of our design philosophy—built to resist rust and mechanical wear, it provides a long‑lasting seal that outperforms standard fittings. We source copper of the highest purity, guaranteeing superior heat transfer and durability even in demanding operational cycles. Our manufacturing process incorporates advanced extrusion techniques that produce a uniformly smooth interior surface, reducing friction and enhancing refrigerant flow. In addition to product excellence, we offer responsive technical support, detailed installation guides, and a responsive after‑sales service team ready to assist with any questions or concerns. With a proven track record reflected in a 5‑star customer rating and a top‑ranking position in the Capillary Lab Tubes category, Fafeicy delivers both the product and the peace of mind that comes from reliable performance.
Key Features
- Thickened brass connector provides rust‑proof, leak‑free sealing for long‑term reliability
- High‑quality copper construction ensures excellent thermal conductivity and durability
- 1/4in (2.8mm) diameter and 900mm length offer versatile fit for most refrigeration and HVAC systems
- Flexible yet sturdy design tolerates vibration and pressure changes without cracking
- Dedicated customer support and technical assistance for installation and troubleshooting
FAQ
What is the maximum operating pressure for this capillary tubing?
The tubing is rated for up to 2.5 bar (36 psi) continuous operating pressure, which covers the majority of residential and commercial refrigeration applications.
Can this tubing be used with refrigerants other than R‑134a?
Yes, the copper material is compatible with a wide range of refrigerants, including R‑410A, R‑22, and newer low‑global‑warming‑potential fluids, provided the system’s pressure specifications are observed.
Is the brass connector compatible with standard thread sizes?
The connector uses a G1/4 (¼‑inch) thread, which matches the common fittings found on most refrigeration and HVAC equipment, allowing for straightforward installation without additional adapters.
How do I ensure a leak‑free installation?
Clean both the tubing end and the mating fitting with a non‑abrasive solvent, apply the connector firmly, and verify the seal by performing a pressure test before the system is fully charged.
What warranty does Fafeicy provide for this product?
Fafeicy offers a one‑year limited warranty covering material defects and manufacturing faults, backed by responsive customer service to address any issues promptly.






Soft Flexible Copper Capillary Tubing 1/4in Fafeicy - Brass 900mm
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