What is the warranty period for this buffer tank?

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

Is the buffer tank suitable for heat pump systems?

Yes, it is designed to protect heat pump compressors from short cycling and improve system response times.

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 stainless steel.

High Performance Pressurized Buffer Tank

Name: High Performance Pressurized Buffer Tank
Brand: Changzhou Sunrise Sistema Energia Co., Ltd.
SKU: 2145339975

Jiangsu, ChinaChangzhou Sunrise Sistema Energia Co., Ltd.

US$80.00-1,385.00

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

40L-1000L

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 peace of mind and long-term reliability.

Corrosion Resistance: Manufactured from SUS 304/316L stainless steel for superior durability and corrosion resistance.

Energy Efficiency: 50mm eco-friendly foam lagging reduces standing heat loss and improves system efficiency.

Heat Pump Protection: Prevents short cycling and protects heat pump compressors from damage and reduced lifespan.

Customization Options: Offers OEM/ODM services, including private mold, logo printing, and flexible design customization.

Smart System Ready: Future-proofs heat pump systems for smart electricity meters and flexible energy tariffs.

Fast Delivery: Quick dispatch within 1-2 working days for in-stock items; 3-7 days for standard orders.

Certified Quality: ISO and CE certified products with 100% visual and function inspection before shipment.

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: ≤7.66h

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.