What is the warranty period for this product?

The product comes with a 5-year warranty covering mechanical defects and performance issues.

Is the tank suitable for underfloor heating systems?

Yes, it is designed to be incorporated into space heating circuits and underfloor heating systems to protect heat pumps.

What materials are used for the inner and outer tanks?

The inner tank is made of SUS 304/316L stainless steel, and the outer tank is painted galvanized steel or SUS 304/316L.

High Pressure Electric Solar Powered Hot Water Storage Tanks 400L for Underfloor Heating

Name: High Pressure Electric Solar Powered Hot Water Storage Tanks 400L for Underfloor Heating
Brand: Changzhou Sunrise Sistema Energia Co., Ltd.
SKU: 2143638615

Jiangsu, ChinaChangzhou Sunrise Sistema Energia Co., Ltd.

US$370.00-470.00

1 Piece

Product profile

Customization

Available

After-sales Service

5 Years

Warranty

5 Years

Model NO.

SR-SPFS/SPFD-1

Function

Storage Pressure Vessel

Application

Liquid

Material

Stainless Steel

Pressure

0.1MPa≤p<1.6MPa

Pressure Level

Low Pressure (0.1MPa≤p<1.6MPa)

Condition

New

Power Source

Electric, Solar

APP-Controlled

Yes

Place of Origin

Jiangsu, China

Private Mold

Connection Type

Split

Installation

Freestanding

Transport Package

Wooden Box or Carton Box

Specification

400

Trademark

sunrise

Origin

Changzhou

HS Code

84191200

Production Capacity

3000 Set/Sets Per Month

Key features

5-Year Warranty: Comprehensive 5-year warranty coverage for mechanical defects and performance issues.

Premium Stainless Steel: Constructed with SUS 304/316L stainless steel for superior corrosion resistance and durability.

Heat Pump Protection: Prevents compressor short cycling, extending heat pump life and improving energy efficiency.

Smart Energy Control: APP-controlled operation compatible with smart electricity meters and flexible energy tariffs.

Low Heat Loss Insulation: 50mm environmentally-friendly foam lagging ensures minimal standing heat loss.

OEM/ODM Service: Custom branding and design options available for solar water heaters and buffer tanks.

Fast Delivery: Stock items delivered within 3-7 working days; custom orders in 15-25 working days.

Certified Quality: Manufactured under ISO9001:2015 with CE certification ensuring high safety standards.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceManagement CertificationProduct Certification

Changzhou Sunrise Sistema Energia Co., Ltd.

Jiangsu, 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: 4 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤8.71h

AI-Powered supplier vetting

SummaryThe supplier manufactures non-electric household appliances and solar-thermal equipment, including water tanks and solar water-heater systems. It reports broad customization and ODM capability, recent product development, two R&D engineers, and export sales representing 71%–90% of total sales. Production evidence includes a 4,000-square-meter workshop, two water-tank production lines, stated capacity for 30,000 solar water-heater sets, and standard testing equipment. Quality-related evidence includes ISO9001:2015, CE and other certifications, documented inspection procedures, quality assurance, and corrective-action processes. However, it lacks an effective manufacturing contract with related subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, SDK availability, offline trade-show participation, and Fortune 500 customer cooperation. Financial records are referenced for 2021–2023, but the slices do not provide enough non-financial evidence to assess credibility.

Supplier typeThe supplier is a manufacturer focused on non-electric household appliances and solar-thermal products. Its stated product scope includes buffer tanks for floor heating and swimming-pool solar collector systems, supported by its own workshop and production lines.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE plus other product certifications. These certifications provide explicit evidence of documented management and product-compliance coverage, although the specific additional certifications are not identified.

After-Sales capabilityThe supplier has inventory capability, documented procedures and records for corrective/preventive actions and customer complaints, and accepts FOB, CIF, CFR, and EXW quotation terms. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries, so its overseas after-sales infrastructure is limited.

R&D capabilityThe supplier reports new products during the past year, ODM services, and two R&D engineers. It also reports no available SDK, but the evidence still explicitly supports ongoing product-development activity and design capability.

Production capacityThe supplier reports a 4,000-square-meter workshop, two water-tank production lines, equipment including welding and foaming machines, standard testing equipment, and stated capacity for 30,000 solar water-heater sets. Inventory capability and documented inspection and quality-assurance procedures are also reported, but the lack of a valid manufacturing contract with related subcontractors is a supply-chain control deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with ODM services. This indicates broad product-design and customization coverage rather than only standard-product supply.