What is the lead time for orders?

Peak season lead time is one month, while off-season is within 15 workdays.

What payment methods are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, Money Gram, and small-amount payments.

What are the common applications for this heat exchanger?

It is used for hot tubs, oil coolers, transmission coolers, engine coolers, and boiler sample coolers.

Copper Tube Heat Exchanger for Hot Water Boiler

Name: Copper Tube Heat Exchanger for Hot Water Boiler
Brand: Jinan Retek Industries Inc.
SKU: 769469652

Shandong, ChinaJinan Retek Industries Inc.

Negotiable

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Ceramic Heating Equipment

Certification

CE, RoHS

Model NO.

20X25

Structure

Horizontal Type

Raw Material

Copper Tube and Aluminium Fin

Tube Size

7mm, 7.94mm, 9.52mm, 12.7mm, 15.88mm

Aluminium Foil

Bare or Hydrophilic

Refrigerant Gas

R134A

Transport Package

in Standard Carton and Pallet

Specification

20X25

Trademark

Retekool

Origin

China

HS Code

841899999

Production Capacity

China

Key features

High Heat Transfer Efficiency: Maximizes heat transfer with 3/8 copper tubes and 12 fins per inch density.

Self-Cleaning Design: High water flow rate enables the unit to clean itself automatically.

Stainless Steel Construction: Crafted of stainless steel for durability and corrosion resistance.

Low Pressure Drop: Minimal pressure drop despite high fin density for efficient flow.

Wide Capacity Range: Available in models ranging from 60,000 to 220,040 BTU/h.

Versatile Applications: Suitable for hot tubs, oil coolers, transmission coolers, and boiler samples.

Multiple Tube Sizes: Available in 7mm, 7.94mm, 9.52mm, 12.7mm, and 15.88mm sizes.

CE and RoHS Certified: Meets international safety and environmental standards.

Company profile

Importers and ExportersIn-stock CapacityQuality AssuranceR&D Capabilities

Jinan Retek Industries Inc.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-10-10Nearest Port: SHANGHAI, NINGBO, QINGDAOAverage Response Time: ≤7.03hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, DDP, CIP, FCA, EXW, Others

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with import/export and wholesale activities covering motorcycles, refrigeration and air-conditioning equipment, wind turbines and components, daily necessities, and hardware. It reports service procedures for corrective actions, complaint handling, supplier assessment, and quality assurance. The supplier provides 3D software design and multiple customization options, supported by CAD and documented design inputs, outputs, reviews, verification, and validation. Production information indicates more than 10 production lines, 11–20 quality-control staff, and wire condenser output of 5,000,000 pieces. However, it reports no new products in the past year, no ODM, no OEM for popular brands, no SDK, no patents, and no private molds. No overseas showroom, agent, or branch is reported. Financial information is present by year but contains no performance indicators sufficient to assess credibility. Customer cases and certifications are not provided.

Supplier typeThe supplier is explicitly classified as a Trading Company. Its stated scope includes import/export activities and wholesale of several product categories, indicating a trading-oriented business model rather than a clearly identified manufacturer.

After-Sales capabilityThe supplier reports documented and followed procedures for corrective and preventive actions and customer complaint handling. It also has written supplier-service assessment procedures, accepts FOB/CIF and LC/T/T service terms, and reports lead times within 15 workdays in both peak and off-season; however, it has no overseas showroom, agent, or branch.

Production capacityProduction information indicates more than 10 production lines, 11–20 quality-control staff, 21–30 years of total R&D engineer experience, and wire condenser output of 5,000,000 pieces. These stated operational resources and output figures provide explicit evidence of production capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design services. CAD capability and documented design review, verification, and validation records further support its ability to execute customized designs.