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12L Instant Water Heater for Fast Heating and Comfort
US$35.00
200-499 Pieces
US$34.00
500-999 Pieces
US$33.50
1,000+ Pieces
Sample price:US$55.00/piece.Request sample
Product profile
Customization
AvailableCapacity
12LGas Type
Natural GasModel NO.
HRH-25Type
Flue TypeEnergy Efficiency Grade
TwoInterior Material
CopperInstallation
Outdoor Standard InstallationHousing Material
Cold Plate PrintingControl Mode
Mechanical EditionUsage
Bathroom, KitchenCertification
ISO9001, CCCColour
White ColourHeat Exchanger
CopperPulse
BaiweiApplication
Home UseStorage / Tankless
Instant / TanklessEfficiency
Over 84%Power (W)
1200LCD Display
withPower Source
Battery, Gas, ManualBurner
Stainless SteelOEM/ODM
Can Use Customer LogoExhaust Way
Flue ExhaustWarranty
1% Free Spare PartSafety Device
Overheating ProtectionPanel
Metel with White ColourTransport Package
CartonSpecification
440*290*125mmTrademark
DoublemaxOrigin
ChinaHS Code
841460Production Capacity
20000/YearKey features
Oxygen-Free Copper Heat Exchanger: Ensures minimal heat loss, high energy efficiency, and eco-friendly performance.
Automatic Constant Temperature: Maintains stable water temperature for comfortable bathing and cooking.
Low Water Pressure Start-Up: Operates efficiently with water pressure as low as 0.02MPa.
Multiple Safety Protections: Includes flame signal abnormal, anti-flow back, flue blockage, and over-temperature protection.
Wide Voltage Adaptability: Supports power supply range from 180V to 240V for stable operation.
Stainless Steel Burner: Features staged combustion for energy saving and blue flame efficiency.
1-Year Warranty with Spare Parts: Includes 1% free spare parts and comprehensive warranty coverage.
ISO9001 & ISO14001 Certified: Manufactured under strict quality and environmental management standards.
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: ≤3.99h 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:Are you the manufacturer or trading company?
A:
We are a manufacturer with nearly 30 years home appliances manufacturing experience.
Q:Can we have our logo or company name to be printed on your products or the package?
A:
Yes.
Q:Can I get samples?
A:
Yes. We can supply sample for checking, you can discuss the details with the sales.
Q:How long will it take for mass production?
A:
Usually 25-45 days depending on the product category.
Q:What certificate can you provide?
A:
CE, CB, GS, ETL, SAA, KC, ROHS, REACH, LFGB are available here. Please check the details with sales.
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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