The duplex steel one coil listed here carries power source Electric, Gas, Solar, type Air Source Heat Pump, documented exactly as the manufacturer publishes it. Made by Changzhou Wangao Energy Technology Co., Ltd. (4 years on the platform, typical reply ≤3h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Duplex Steel One Coil
- Power Source: Electric, Gas, Solar
- Housing Material: Metal
- Warranty: 3 Years
- Place Of Origin: Jiangsu, China
- Application: Outdoor, Hotel, Garage, Commercial, Household
- Type: Air Source Heat Pump
Technical Specifications
| Type | Air Source Heat Pump |
|---|---|
| Energy Efficiency Rating | Class B |
| Application | Outdoor, Hotel, Garage, Commercial, Household |
| Storage / Tankless | Storage |
| Installation | Freestanding |
| App-Controlled | No |
| Housing Material | Metal |
| Power Source | Electric, Gas, Solar |
| Warranty | 3 Years |
| After-Sales Service Provided | Free Spare Parts |
| Operating Language | English, German, French, Dutch, Spanish |
| Private Mold | No |
| Logo/Graphic Design | Silk Screen Printing, Laser Printing |
| Place Of Origin | Jiangsu, China |
| Function | Sanitary Hot Water |
| Heat Source | Air Source 75%+electricity25% |
| Heat Exchanger | Built-in SUS304/SUS316L/copper Coils |
| Volume | 30~1000L |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
Products Specification:
Supply Ability: 2000sets/ per mouth
Packing detail: Carton Box/Plywood Bar or Box
Port : shanghai






















Capactiy | Diameter | Outer Casing | Inner Tank | Working Pressure | Insulation | Tank size | ||||
(L) | Inner/outer (mm) | Material | Thickness | Material | Thickness | Bar | mm | mm | ||
30L | 290/380 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 380*540 | ||
40L | 315/420 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 420*600 | ||
50L | 365/470 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 470*550 | ||
60L | 365/470 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 470*630 | ||
80L | 365/470 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 470*830 | ||
100L | 365/470 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 470*1030 | ||
150L | 365/470 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 470*1440 | ||
200L | 440/540 | Pre-painting | 0.5mm | SUS304/316 | 1.2mm | 8 | 50 | 540*1440 | ||
300L | 480/570 | Pre-painting | 0.5mm | SUS304/316 | 1.5mm | 8 | 50 | 570*1780 | ||
400L | 600/700 | Pre-painting | 0.5mm | SUS304/316 | 2.0mm | 8 | 50 | 700*1510 | ||
500L | 600/700 | Pre-painting | 0.5mm | SUS304/316 | 2.0mm | 8 | 50 | 700*1850 | ||
600L | 650/750 | Pre-painting | 0.5mm | SUS304/316 | 2.0mm | 8 | 50 | 650*1900 | ||
700L | 700/800 | Pre-painting | 0.5mm | SUS304/316 | 2.0mm | 8 | 50 | 800*1850 | ||
800L | 800/900 | Pre-painting | 0.5mm | SUS304/316 | 2.5mm | 8 | 50 | 900*1680 | ||
900L | 800/900 | Pre-painting | 0.5mm | SUS304/316 | 2.5mm | 8 | 50 | 900*1880 | ||
1000L | 800/900 | Pre-painting | 0.5mm | SUS304/316 | 2.5mm | 8 | 50 | 900*2080 | ||












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Ordering and Pricing
- Minimum order quantity: 5 set
- Volume pricing:
- 5–19 set: US $260 / set
- 20–49 set: US $255 / set
- 50–99 set: US $250 / set
- 100+ set: US $245 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this duplex steel one coil?
The standard minimum order quantity is 5 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 3 Years warranty. Spare parts and technical support remain available after the warranty period.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Changzhou Wangao Energy Technology Co., Ltd., based in China. The company 4 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Changzhou Wangao Energy Technology Co., Ltd. range on HVACR Nexus.
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