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Wholesale Price Instant Gas Water Heater 20L
US$42.00
1,000 Pieces
Sample price:US$55.00/piece.Request sample
Product profile
Customization
AvailableCapacity
8LGas Type
Natural GasModel NO.
HRPY-86Type
Flue TypeEnergy Efficiency Grade
TwoInterior Material
CopperInstallation
Outdoor Standard InstallationHousing Material
Stainless SteelControl Mode
Mechanical EditionUsage
Bathroom, KitchenCertification
ISO9001, CCCTransport Package
CartonSpecification
720Trademark
DoublemaxOrigin
CartonHS Code
841460Production Capacity
20000/YearKey features
Fast Hot Water Supply: Automatic electrical pulse ignition delivers hot water in just 5 seconds.
Full Copper Heat Exchanger: 100% pure copper with tin painting for superior oxidation resistance and durability.
Multiple Safety Protections: Features flameout, over water pressure, anti-dry combustion, and anti-freezing protection.
Customizable Options: Supports OEM/ODM, different colors, and various gas types (LPG/NG).
Energy Saving Design: Winter-summer switch option allows for precise gas saving and efficiency control.
Low Water Pressure Support: Optional zero water pressure or low water pressure valves for flexible installation.
Comprehensive Certifications: Products hold CE, SASO, COC, CCC, and CB certificates for global compliance.
1-Year Warranty & Support: Includes 1-year warranty, 1-2% spare parts, and dedicated technical support.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-05-01 CertifiedNearest Port: Shenzhen Port, Guangzhou Port, Zhongshan PortAverage Response Time: ≤5.32h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryZhongshan Doublemax Electrical Appliances Co., Ltd. is a China-based limited company established in 2017, operating from Guangdong with 44 employees and a 6,000 m² manufacturing plant. It produces a broad range of kitchen and water-heating appliances, operates more than 10 production lines, and exports to multiple regions. The supplier reports ISO9001:2008 quality-system certification, TUV Rheinland site-audit passage, and various product certifications, while its management-system certification field is recorded as NIL. Innovation evidence includes a stated 36-engineer R&D team, experienced personnel, and appearance-design patents, although another record lists six total R&D engineers. Export activity reportedly began in 2009, but the available transaction evidence includes only one buyer-linked transaction in 2025. After-sales service, financial credibility, and customization capability cannot be conclusively assessed from the provided information.
Supplier typeThe supplier is identified as a combined business and limited company based in China, specializing in electrical and consumer electronics. Its stated products include range hoods, gas and electric water heaters, stoves, ovens, induction cookers, and related parts.
CertificationsThe supplier reports passing TUV Rheinland site certification audits and holding ISO9001:2008 quality-system certification; it also states that more than 50% of products passed CE, CB, COC, SASO, EMC, and KUCAS certification. However, supplier management-system certification is separately recorded as NIL, so the evidence supports product and quality certifications but not comprehensive management certification.
R&D capabilityThe supplier states that its R&D team includes 36 engineers with more than 10 years of high-end kitchen-appliance experience and that it holds multiple appearance-design patents. A separate record lists six total R&D engineers, creating an internal inconsistency, but the slices still provide explicit evidence of dedicated R&D and patent activity.
Production capacityThe supplier reports a 6,000 m² manufacturing plant, 44 employees, more than 10 production lines, and a broad appliance portfolio. Its stated manufacturing scope and infrastructure indicate established production capability, although actual capacity by product, utilization, and delivery performance are not provided.
Product Q&A
Q:What is the warranty period and spare parts policy?
A:
We provide a 1-year warranty and include 1%-2% spare parts with orders.
Q:Can the product be customized for different gas types?
A:
Yes, the heater is available for both LPG and Natural Gas (NG) with specific nozzle diameters for each.
Q:What safety features are included?
A:
It includes flameout protection, over water pressure protection, anti-dry combustion protection, and anti-freezing protection.
Q:Is OEM and ODM service available?
A:
Yes, we welcome OEM and ODM orders and have an independent R&D center with 10 engineers.
Q:What is the lead time for samples and bulk orders?
A:
Samples can be prepared in 1 week, and bulk goods (20'GP/40'HQ) can be ready in 25 days.
Send Inquiry
*To:
Zhongshan Doublemax Electrical Appliances Co., Ltd.
Zhongshan Doublemax Electrical Appliances Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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