Non metallic liquid tight flexible electrical conduit used for air conditioning refrigeration is a pipeline product used to protect wires and cables in air conditioning refrigeration systems
As a professional flexible wire conduit supplier, JIAHAO manufactures flexible plastic wire conduit for air conditioners — a liquid tight, corrosion-resistant wiring protection component used in split air conditioning systems. Made of PVC, TPU or nylon, this air conditioner flexible wire conduit protects wires and cables from moisture, condensate and mechanical damage, and pairs with our pre-insulated copper pipe line sets for complete split AC installation.
Available in inner diameters from φ10mm to φ50mm with IP67/IP68 protection, our flexible plastic wire conduit operates in temperatures from -40℃ to +120℃ and complies with UL94 V-0/V-2 flame retardant standards. It can be combined with our PVC decorative line set cover kit for tidy, protected line routing. Whether you need standard sizes or customized flexible wire conduit solutions, JIAHAO supports home and commercial air conditioning projects with OEM/ODM service.

Made of non-metallic materials such as PVC, TPU (thermoplastic polyurethane) or nylon, the flexible plastic wire conduit is lightweight, corrosion-resistant and insulating.
The flexible wire conduit adapts to narrow spaces or complex path wiring, and can be bent and shaped without additional tools, making air conditioner wiring installation easier.
The corrugated pipe structure of the air conditioner flexible wire conduit is paired with waterproof joints or sealing rings to prevent water, oil and condensate from seeping in.
With IP67/IP68 protection level, the flexible plastic wire conduit suits air conditioning condensation water environments and outdoor humid areas.
Operating from -40℃ to +120℃, the flexible wire conduit withstands high and low temperature fluctuations in refrigeration systems and resists common chemicals such as refrigerants and cleaning agents.
Complies with UL94 V-0/V-2 flame retardant standards to reduce the risk of fire; optional shielding layers prevent electromagnetic interference.
■ Specification
Parameter item | Typical values/ranges | Describe |
Inner diameter (ID) | φ10mm, φ16mm, φ20mm, φ25mm, φ32mm, φ50mm | According to the number and diameter of wires, a 20% space allowance needs to be reserved. |
Outer diameter (OD) | Increase the inner diameter by 2-5mm (depending on the material thickness) | The corrugated pipe structure usually has a slightly larger outer diameter, and installation space limitations need to be considered. |
Bending radius | ≥6 times the outer diameter of the conduit | Avoid excessive bending that may cause damage to internal wires or seal failure. |
Working temperature range | -40℃~+120℃ | Adapt to high temperatures (near compressors) and low temperatures (in cold storage environments) of air conditioning refrigeration systems. |
Protection level (IP) | IP67/IP68 | IP67: Short term immersion (1 meter depth, 30 minutes); IP68: Continuous immersion (depth and duration specified by the manufacturer). |
■ Product Advantages

The flexible plastic wire conduit has good liquid sealing performance, which can effectively prevent water, oil and other liquids from entering the interior of the conduit, prevent wires and cables from being corroded by liquids, and ensure the safe and stable operation of the electrical system.

With excellent flexibility, the air conditioner flexible wire conduit can be easily bent and laid, and can adapt to the wiring needs of different parts of the air conditioning refrigeration system, reducing the risk of conduit damage and wire breakage caused by rigid bending.

With excellent insulation performance, this flexible wire conduit isolates wires and cables from the external environment, prevents electrical accidents such as leakage and short circuits, and ensures the safety of personnel and equipment.

It has a certain resistance to chemicals such as acids and alkalis, and can maintain stable performance in various environments where air conditioning refrigeration systems are located, extending the service life of the flexible wire conduit.
■ Why Choose JIAHAO


3-year warranty and 3-year compensation guarantee, ensuring peace of mind for every order.

Best value for money among comparable quality at competitive prices.

Custom flexible wire conduit orders ready in 20-30 days; in-stock products delivered in just 7-15 days.

Full certificates and test reports, 50+ patents, flexible T/T terms including pre-port settlement.
Our quality, safety, and compliance for flexible wire conduit and HVAC components are validated by international certifications and test reports, underscoring our commitment to global standards in refrigeration component performance, sustainability, and manufacturing excellence.
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■ Frequently Asked Questions (FAQ)
A flexible plastic wire conduit for air conditioner is a corrugated wiring protection component that covers and protects wires and cables in split air conditioning systems. It keeps the wiring neat, prevents moisture and condensate from entering, and protects cables from mechanical damage.
The flexible wire conduit is usually made of non-metallic materials such as PVC, TPU (thermoplastic polyurethane), or nylon, which have lightweight, corrosion-resistant, and insulating properties.
The air conditioner flexible wire conduit is available in inner diameters of φ10mm, φ16mm, φ20mm, φ25mm, φ32mm and φ50mm. According to the number and diameter of wires, a 20% space allowance needs to be reserved.
Yes. With IP67/IP68 protection level, the flexible plastic wire conduit suits air conditioning condensation water environments and outdoor humid areas. The liquid tight design uses waterproof joints or sealing rings to prevent water, oil and condensate from seeping in.
The working temperature range is -40℃ to +120℃, suitable for high temperatures near compressors and low temperatures in cold storage environments of air conditioning refrigeration systems.
Yes. It complies with UL94 V-0/V-2 and other flame retardant standards, reducing the risk of fire. Some models also include an optional shielding layer to prevent electromagnetic interference from affecting the control system.
Yes. As a flexible wire conduit supplier, JIAHAO provides OEM/ODM services tailored to customer needs. Custom orders are typically delivered in 20-30 days, while in-stock products can be delivered within 7-15 days.