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Bladder Expansion Tank for Split Solar Water Heaters
US$80.00
10-49 Pieces
US$60.00
50-99 Pieces
US$50.00
100+ Pieces
Sample price:US$200.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
2 YearModel NO.
50LMax. Capacity
>200LStructure
Compact TypePressure
PressurizedInterior Material
Stainless SteelCollector Components
Solar CollectorComposition
Connecting PipeCertification
CE, ISO9001, CCCItem
Expansion TankCapacity
50LMax Pressure
16barMax Working Temperature
-10 - 99cFlange Connection
3/4inch or 1inch MaleTank Color
Red, White, BlueTank Material
Stainless Steel or Carbon SteelMembrane
EPDMPre Charge Pressure
2.5barTransport Package
CartonSpecification
8L, 12L, 24L, 50L, 100L, 200L, 300L, 500LTrademark
MQOrigin
ChinaHS Code
8419901000Production Capacity
5000PCS/DayKey features
Customizable Tank Color: Available in Red, White, Blue, and Green with RAL color codes.
Premium EPDM Membrane: High-quality EPDM or Butyl membranes made in Italy with EU/USA certifications.
Flexible Material Options: Tank body available in Stainless Steel or Carbon Steel; flanges optional in Carbon Steel.
Wide Pressure Resistance: Resistant to 8bar, 10bar, 16bar, and 25bar pressure levels.
Multi-Industry Application: Suitable for solar hot water, HVAC, and domestic pressurized heating systems.
International Certifications: PED-CE, ISO9001, and CCC certified for global market compliance.
Compact Structure Design: Interchangeable membrane with screw connection flange cover for easy maintenance.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season orders.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2020-02-04Nearest Port: ShanghaiAverage Response Time: ≤8.50hTerms of Payment: T/T, Western Union, Money GramInternational Commercial Terms(Incoterms): FOB, CIF, DDP
AI-Powered supplier vetting
SummaryChangzhou Raven New Energy Technology Ltd is identified as a Chinese manufacturer/factory specializing in solar energy products, including solar water heaters, collectors, panels, power systems, ovens, lighting, and inverters. The supplier reports ISO 9001 certification, an in-house research team, 6–10 years of R&D engineer experience, and 6–10 quality-control staff. It reports more than 10 production lines, lead times within 15 workdays in both peak and off-peak seasons, and exports to multiple global regions. The supplier also states that customized application development is important to its business. However, the provided information does not establish after-sales service procedures, financial credibility, or detailed customer references. Trade records show one transaction each involving curtain-related products and electric storage water heaters with a buyer in Kenya, indicating limited externally documented transaction history in the supplied data.
Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and describes itself as a producer and seller of solar energy-saving products. Its stated specialization includes solar systems and related products, which is consistent with a manufacturing-oriented supplier profile.
CertificationsThe supplier reports holding ISO 9001 certification for its management system. This provides explicit evidence of a documented quality-management certification, although no certificate scope, issuing body, or validity period is provided.
R&D capabilityThe supplier states that it maintains an in-house research team and emphasizes product development and design, with total R&D engineer experience reported at 6–10 years. These statements provide explicit evidence of R&D and development resources, although no patents, new-product records, or technical performance results are supplied.
Production capacityThe supplier reports more than 10 production lines, a 45,000-square-meter facility, more than 100 employees, and order fulfillment within 15 workdays in both peak and off-peak seasons. These stated facilities, staffing, production-line count, and lead times support a positive assessment of production capacity.
Customization capabilityThe supplier explicitly states that customized application development is essential for promoting solar rooftop and thermal applications and that it has emphasized in-house development. This supports the existence of customization-oriented development capability, though specific customization examples or execution limits are not provided.
Product Q&A
Q:What materials are available for the tank body?
A:
The tank body is available in Stainless Steel or Carbon Steel. Additionally, flanges can be provided in Carbon Steel upon request.
Q:What are the available color options for the tank?
A:
Original colors include Blue (RAL5015), Red (RAL3020), White (RAL1013), and Green (RAL6016). Custom colors may be available.
Q:What type of membrane is used in the expansion tank?
A:
We use high-quality EPDM or Butyl membranes made in Italy, which are hygienic and approved by European Union and USA institutions.
Q:What is the warranty period for this product?
A:
We provide a 2-year warranty for this expansion tank.
Q:What certifications does the product hold?
A:
The product is PED-CE, ISO9001, and CCC certified, ensuring compliance with international standards.
Send Inquiry
*To:
Changzhou Raven New Energy Technology Ltd
Changzhou Raven New Energy Technology Ltd*Content:
Supplier replies will be sent to your registered email
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