What certifications does the boiler have?

The boiler has passed CE Certification and ISO system certification, meeting EU safety standards.

What is the minimum order quantity?

The minimum order quantity is 1 piece.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

Electric Vacuum Hot Water Boiler for Central Heating

Name: Electric Vacuum Hot Water Boiler for Central Heating
Brand: Henan Hengxin Boiler Manufacturing Co., Ltd.
SKU: 2153580362

Henan, ChinaHenan Hengxin Boiler Manufacturing Co., Ltd.

US$1,200.00

1-2 Sets

US$900.00

3-4 Sets

US$800.00

5+ Sets

Product specifications

Model number

Product profile

Customization

Available

Function

Hot Water Boiler

Fuel

Electric Heating

Model NO.

ZWDR

Installation

Packaged Boiler

Structure

Water Tube

Media

Hot Water

Water Circulation

Natural Circulation

Drum Placement

Horizontal Boiler

Pressure

Low Pressure

Manufacturing Level

Burning Style

Chamber Combustion Boiler

Usage

Industrial, Vehicle, Power Station

Certification

Rated Effluent Temperature

85°C

Rated Return Water Temperature

65℃

Thermal Efficiency

≥98%

Color

Customer's Requirement

Service Life

More Than 10 Years

Application Field

Schools, Hospitals, Office Buildings, Hotels, Shop

Design Advantage

Three Return Furnace

Advantages

Stable Operation

Control System

Touch Screen

Transport Package

Dominated by Sea Transportation

Specification

Customizable

Trademark

HENGXIN BOILER

Origin

Henan, China

HS Code

8403109000

Key features

High Thermal Efficiency: Thermal efficiency reaches 98%, ensuring significant energy savings.

Customizable Color: Color can be customized according to customer requirements.

Advanced Control System: Equipped with touch screen for automatic load regulation and operation.

Compact Structure: Quick-assembly horizontal design with small footprint and easy installation.

Safety & Reliability: Features over-temperature protection and stable operation for long service life.

Low Noise & Pollution: Designed for low noise operation and minimal environmental pollution.

Easy Maintenance: Detachable front and rear box covers allow convenient maintenance access.

Wide Application: Suitable for hotels, hospitals, schools, office buildings, and industrial heating.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceFull CustomizationFast Delivery

Henan Hengxin Boiler Manufacturing Co., Ltd.

Henan, 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: Shanghai PortAverage Response Time: ≤1.98h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and customization capabilities in heating equipment, mechanical components, environmental protection equipment, and metal structures. It reports five production lines, four quality inspectors, ISO 9001 and ISO 14001 management certifications, and CE product compliance certification. The supplier provides OEM and ODM services, has introduced new products within the past year, and supports multiple customization types. Quality procedures include corrective and preventive action and customer complaint handling with documented records, although finished-product inspections are guided by instructions without written records. The supplier has ten years of export experience and offers inventory and FOB, CIF, CFR, and EXW service options. Limitations include no overseas agents or branches, overseas warehouses, overseas showrooms, or offline trade-show participation, no available SDK, and no valid manufacturing-capacity contract with affiliated subcontractors....

Supplier typeThe supplier is a manufacturer and supplier of heating equipment, mechanical parts, environmental protection equipment, metal structures, and related equipment. Its registered scope includes special-equipment manufacturing and installation, general equipment manufacturing, mechanical-equipment sales, heating production, and import/export activities, indicating a multi-category industrial manufacturer rather than a pure trading company.

CertificationsThe supplier reports ISO 9001 and ISO 14001 management-system certifications and CE certification for product compliance. These explicitly support its quality, environmental-management, and product-compliance credentials.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaint handling, and it reports quality assurance and in-stock capability. However, it has no overseas agents or branches, overseas warehouse, overseas showroom, or overseas service coverage, so its international after-sales infrastructure is limited.

R&D capabilityThe supplier states that it has introduced new products within the past year and provides ODM services, supporting active product-development capability. However, it reports no available SDK, which limits evidence of software-development or integration capability.

Production capacityThe supplier operates five production lines and lists laser cutting, rolling, drilling, plate shearing, and welding equipment. It also reports inventory capability and ten years of export experience, but no valid contract exists between the factory and affiliated subcontractor, creating a documented weakness in subcontracted manufacturing-capacity governance.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated both for design services and R&D-related services, indicating broad product-customization coverage.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of at least one type of customer experience. However, no customer names, project details, references, case studies, or independently verifiable delivery records are provided, so the breadth and quality of its customer cases cannot be fully assessed.

Product Q&A

Q:What is the thermal efficiency of this boiler?

The thermal efficiency is 98%, providing at least 3-8% energy savings compared to conventional boilers.

Q:What is the service life of the boiler?

Under normal maintenance conditions, the service life can reach 10 to 15 years.

Q:Is the boiler easy to install?

Yes, it features a compact structure, small footprint, and quick installation, ready for use upon connection of water, electricity, and gas.

Q:What fuels can this hot water boiler burn?

This specific model is an electric heating boiler. Generally, our hot water boilers can burn various fuels such as natural gas, liquefied gas, diesel, and biomass.

Q:What should I do if there is no hot water after starting?

Check if the circulation pump is on, if there is insufficient water or air in the system, if valves are open, and if the temperature setting is reasonable.