When will my order be shipped?

After full payment, shipping in 3-5 days. Tracking provided post loading.

What payment methods do you accept?

T/T. 30% deposit on order, 70% balance before shipment.

What is the minimum order quantity (MOQ)?

MOQ: One 20-ft container (~250 units). Mix models allowed. Discounts on larger orders.

Do you provide spare parts?

Yes, 0.3% free repair parts included (valves, seals, controller, sensor).

What technical support do you offer?

Email/rep. contact. We offer guides, tips, on-site training, and factory visits. All products have a 1-year warranty. For issues beyond normal use, contact us.

High-Efficiency Tankless Gas Water Heater with 20L/Min Hot Water Capacity Natural Gas or Propane

Name: High-Efficiency Tankless Gas Water Heater with 20L/Min Hot Water Capacity Natural Gas or Propane
Brand: Zhongshan Nobin Heating Technology Co., Ltd
SKU: 2273029465

Guangdong, ChinaZhongshan Nobin Heating Technology Co., Ltd

US$231.00

1-49 Sets

US$213.00

50-349 Sets

US$203.00

350+ Sets

Sample price:US$231.00/piece.Request sample

Product profile

Customization

Available

Gas Type

LPG/Ng/Tg

Type

Forced Exhaust

Model NO.

NTW-WH20H

Energy Efficiency Grade

Non-Condensing

Interior Material

Oxygen-Free Copper

Installation

Outdoor Standard Installation

Housing Material

Galvanized Sheet Spraying

Control Mode

Wire Control Edition

Usage

Bathroom, Kitchen, Swimming Pool

Certification

ISO9001, CB, CCC, RoHS

Hot Water Production Capacity (Rise 25 ℃

20L

Gas Consumption (Kw)

38kw

Minimum Firepower

<6kw

Applicable Water Pressure (MPa)

0.02-1.0MPa

Gas Inlet Specifications

G1/2

Cold Water Inlet Specifications

G1/2

Hot Water Outlet Specifications

G1/2

Specification of Smoke Exhaust Pipe

Is It Equipped with a Circulating Water

Transport Package

Corrugated Cardboard Box (1 Unit/Box)

Specification

580*360*145mm

Trademark

NOBIN & CUSTOM

Origin

China

Production Capacity

50000pieces/Year

Key features

Intelligent CPU Control: Epoxy resin potted main control system with touch screen remote and ECO mode.

Advanced Safety Features: Sealed chamber, auto oxygenation, and wind/rain/freeze-proof design prevent CO leaks.

Low Pressure Performance: Starts at 0.02 MPa water pressure and operates at 0.5 times rated gas pressure.

High Efficiency Combustion: 15 burners with staged combustion and micro-flame tech for precise temperature control.

Durable Construction: Oxygen-free copper interior liner and galvanized sheet housing for long-lasting use.

Versatile Application: Suitable for bathrooms, kitchens, and swimming pools with 20L hot water capacity.

Certified Quality: Meets ISO9001, CB, CCC, and RoHS international standards for safety and efficiency.

Customization Options: Supports full customization including dimensions, features, and appearance per needs.

Company profile

High Repeat Buyers ChoiceFast DeliveryStandardized quality controlR&D Capabilities

Zhongshan Nobin Heating Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Zhongshan Port, Shenzhen PortAverage Response Time: ≤2.14h

AI-Powered supplier vetting

SummaryThe supplier is a manufacturer and R&D provider for gas and household heating and cooking appliances. It demonstrates broad customization, 3D design, ODM, OEM, SDK, and recent new-product development capabilities, supported by documented R&D design and validation records. Quality processes include documented complaint handling, corrective and preventive actions, finished-product inspection instructions, and three quality inspectors. The supplier has manufacturing-capacity contracts with associated subcontractors, inventory capability, and export sales, but no overseas warehouse, showroom, agents, or branches. It holds CCC and other unspecified certifications and has conducted fire drills, while lacking a factory environmental impact assessment report. No evidence is provided for financial credibility or named customer cases.

Supplier typeThe supplier’s stated business scope covers research and development, manufacturing, and sales of gas water heaters, stoves, heating equipment, range hoods, induction cookers, and related appliances. This supports classification as an appliance manufacturer with integrated R&D and sales activities.

CertificationsThe supplier reports holding CCC and other certifications, but the additional certifications are not identified. The available evidence confirms certification holdings but does not establish the breadth or adequacy of certification for a specific purchasing requirement.

After-Sales capabilityThe supplier has documented procedures and records for customer complaint handling and corrective/preventive actions, and its technical engineers provide after-sales technical support. It has inventory capability and has attended an offline trade show, but has no overseas warehouse, showroom, agent, or branch, which limits documented overseas service coverage.

R&D capabilityThe supplier provides 3D software design, ODM, and SDK services, reports new products within the past year, and has engineers responsible for technical support and new product development. It also maintains design input, output, review, verification, and validation documentation available for audit, providing strong evidence of structured innovation capability.

Production capacityThe supplier’s business scope includes manufacturing multiple gas and household appliances. It has three quality inspectors, documented finished-product inspection instructions, an integrated testing and production facility listing, valid manufacturing-capacity contracts with associated subcontractors, and inventory capability. These records support established production and quality-control capacity.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its 3D design, ODM, OEM, and recent product-development capabilities further support the ability to adapt products to customer requirements.