What is the lead time for orders?

Lead time is within 15 workdays during off-peak season and one month during peak season.

What payment methods are accepted?

We accept LC, T/T, PayPal, Western Union, Small-amount payment, and Money Gram.

Is the product suitable for ductless AC?

Yes, it is compatible with ductless systems ranging from 9000BTU to 36000BTU.

Mini Split AC Refrigerant Line Set 3/4 Insulation with ASTM B280 Copper Tube

Name: Mini Split AC Refrigerant Line Set 3/4 Insulation with ASTM B280 Copper Tube
Brand: Qingdao Best Copper Co., Ltd.
SKU: 689695042

Shandong, ChinaQingdao Best Copper Co., Ltd.

US$5,000.00-6,500.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Pancake Coil Copper Pipe

Shape

Round

Model NO.

ZRD-090

Application

Refrigerator, Air Condition

Alloy

Non-alloy

Certification

CE, ISO, RoHS, SGS

Standard

ASTM B280

Grade

TP2

State

Soft

Customized

Color

Red

Flame Retardant

Class 1

Refrigerant

R410A, R32, R407c, R404, R134A, R22

Ductless Compatibility

9000BTU-36000BTU

Copper Tube Thickness

From 0.40mm to 1.65mm

Length

From 3m to 50m

Insulation Strcuture

Closed Cell NBR/PVC

Connection

Thread

Transport Package

Carton

Specification

From 6.35mm to 22.23mm

Trademark

ZeRui

Origin

Qingdao

HS Code

74111019

Production Capacity

5000 Tons Per Year

Key features

ASTM B280 Certified Copper: Manufactured with high-purity C12200 copper tube meeting strict ASTM B280 standards.

Class 1 Fire Rating: Closed cell rubber foam insulation provides Class 1 fire proof rating per BS 476-7.

Wide Refrigerant Compatibility: Compatible with R410A, R32, R407c, R404, R134A, and R22 refrigerants.

Customizable Length: Available in custom lengths ranging from 3 meters to 50 meters.

Multiple Insulation Thickness: Offers insulation thickness options of 10mm, 13mm, and 20mm.

Ductless AC Compatibility: Suitable for ductless systems ranging from 9000BTU to 36000BTU.

Thread Connection Type: Features thread connections for secure and reliable installation.

Company profile

Fast DeliveryProduct CertificationRaw Materials ReportsQuality Assurance

Qingdao Best Copper Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2011-11-11 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.99h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer with stated production activity in non-ferrous metal alloys, refrigeration and air-conditioning equipment, and mechanical parts. It reports 3D software design and multiple customization options, supported by one R&D engineer whose responsibilities include technical support, customer-request confirmation, after-sales support, and new product development. The company states that it holds ISO 9001:2008, CE, and RoHS certificates, although the provided evidence does not include certificate validity details. Production-related evidence includes modernized production lines, testing facilities, and in-stock capability, but there is no valid manufacturing contract with associated subcontractors. Quality-control resources appear limited because one inspection staff member and no quality-control test equipment are recorded. No overseas agents, branches, warehouses, showrooms, or offline trade-show participation were found. Financial evidence is insufficient to assess...

CertificationsThe company description states that it has ISO 9001:2008, CE, and RoHS certificates, while the sustainability-related data confirms CE certification capability. These statements provide explicit evidence of certification holdings, although certificate validity and scope are not supplied.

After-Sales capabilityThe R&D engineer’s stated responsibilities include providing technical support for production and after-sales service, which is direct evidence of some after-sales technical support. No broader service organization, response coverage, or overseas service network is documented.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, and new product development responsibilities assigned to one R&D engineer. However, SDK availability is explicitly absent, and the small documented R&D team limits the strength of the innovation evidence.

Production capacityThe supplier is described as having modernized production lines, testing facilities, manufacturing capacity, and in-stock capability, with a business scope covering several relevant product categories. A stated lack of valid contracts with associated subcontractors is a production-management weakness, but it does not establish that the supplier lacks production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. This directly supports broad customization capability.