Lead Acid Energy Storage Battery Plastic Case
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2V OPzV Gel Tubular Lead Acid Energy Storage Battery

The 2V OPzV Gel Tubular Lead Acid Battery Case is designed for high-capacity, high-reliability energy storage batteries. Made from high-strength ABS/PP engineering plastic with advanced sealing technology, it offers superior impact resistance, corrosion resistance, and reliable sealing compared to ordinary battery cases. Precision mold manufacturing ensures stable dimensions and strong structure, suitable for deep-cycle energy storage systems, communication base stations, UPS, and industrial backup power applications.
The optimized design protects internal tubular plates and gel electrolyte from mechanical damage, providing longer service life and higher safety while reducing maintenance costs.

Differentiated Features
1. High-Strength Case Material
Made from high-strength ABS/PP plastic for superior impact resistance and corrosion protection, ensuring long-term reliability.
2. Reliable Sealing Performance
Special gel battery sealing technology prevents electrolyte leakage and ensures safe operation under float and cyclic charge conditions.
3. Structural Design Protects Battery Components
Carefully engineered structure protects tubular plates and separators from mechanical damage during transport and installation.
4. Full-Series Compatibility
Designed to accommodate various capacities of the GFMJ(OPzV) series, supporting diverse energy storage system requirements.
5. Long-Term Safety and Stability
The case maintains high safety and structural stability under deep cycle, high temperature, and long-term float charge conditions, extending overall battery life.

Applications
Deep-cycle energy storage systems (solar, wind, etc.)
Hybrid power systems in off-grid or unstable grid areas
Long-term float backup for communication hubs and base stations
UPS backup power and emergency lighting
Industrial energy storage and backup power systems

2V OPzV Gel Tubular Lead Acid Energy Storage Battery
2V OPzV gel tubular lead acid battery case with tall gray plastic housing and molded top terminals for energy storage battery systems
  • Product Specifications

    Item External Dimensions Internal grid effective dimensions
    OPZV 2V 200AH 206*103*370.5 mm 193*90*323.5 mm
    OPZV 2V 250AH 206*124*371 mm 193.5*111.5*324.5 mm
    OPZV 2V 300AH 206*145*370.5 mm 193.5*132.5*324.5 mm
    OPZV 2V 350AH 206*124*509 mm 193.5*111.5*441.5 mm
    OPZV 2V 420AH 206*145*509.5 mm 193.5*132.5*437.5 mm
    OPZV 2V 490AH 206*166*509.5 mm 193.5*153*438 mm
    OPZV 2V 600AH 206*145*661.5 mm 193.5*132*614.5 mm
    OPZV 2V 800AH 210*191*662 mm 193.5*174.5*596 mm
    OPZV 2V 1000AH 233*210*665.5 mm 217*193.5*594.5 mm
    Colloid 300 206*145*368.5 mm 193.5*132.5*324.5 mm
    Colloid 420 206*145*508.5 mm 193.5*132.5*437.5 mm
    Colloid 490 206*166*508.5 mm 193.5*153*438 mm
    Colloid 600 206*145*660.5 mm 193.5*132*614.5 mm
    Colloid 800 210*191*661 mm 193.5*174.5*596 mm
    Colloid 1000 233*210*664.5 mm 217*193.5*594.5 mm
    Colloid 2000 399*214*787 mm 379*194*713 mm
About
Taizhou Sanding Molding Co., Ltd.

Taizhou Sanding Molding Co., Ltd., established in November 2007, with Wang Tongliang as its legal representative and a registered capital of 2.28 million yuan, is located at No. 1188 Qihang Road, Sanjia Street, Taizhou Bay New Area, Taizhou City, Zhejiang Province, covering an area of ​​28,000 square meters. It is a private manufacturing enterprise with nearly 20 years of experience in the Molding industry. The company currently has over 100 employees, including 5 professional technicians, 18 administrative personnel, and over 70 production staff. In 2023, it completed customs import and export registration, possessing independent import and export qualifications. Its current operations are stable, with standardized social security coverage and compliant operations.

Regarding core qualifications and technical strength, the company has been recognized as a National High-tech Enterprise, a Science and Technology-based SME, and an Innovative SME. As one of the drafting units of the national standard for battery plastic casings, it passed ISO9001 quality management system certification in 2008, holds 7 qualification certificates and 5 administrative licenses, and has established a standardized production and quality control system. The company possesses an independent mold design and development team and a complete set of mold processing equipment, accumulating deep expertise in the field of battery shell molds. With the technical support of the Taizhou Plastics Research Institute (a Taizhou partner of the Institute of Materials Technology and Engineering, Chinese Academy of Sciences), it has successfully overcome application challenges related to high-temperature resistant ABS and high-temperature flame-retardant ABS materials. As of December 2025, the company held a total of 43 patents, demonstrating outstanding technology transfer capabilities. In terms of testing and production capacity, the company is equipped with a full set of testing facilities, capable of independently completing tests for core indicators such as impact strength, tensile strength, and flame retardancy. It owns over 60 injection molding machines ranging from 200 grams to 20,000 grams, capable of handling injection molded products weighing up to 15 kilograms per piece, with ample production capacity to flexibly adapt to diverse production needs.

The company focuses on mold manufacturing and plastic product R&D and production as its dual cores, covering the entire chain from design and R&D to production and sales. It also possesses supporting capabilities in new material technology R&D and industrial design. In 2023, the company expanded its business scope, adding technology import and export and goods import and export businesses, actively developing both domestic and international trade. The company's core products are primarily battery casings, focusing on energy storage, communication battery casings and other plastic product, such as OPzV Battery Case . It is a leading 2V Energy Storage Battery Case Manufacturer in the downstream battery industry, having supplied Huawei with high-temperature resistant and flame-retardant ABS battery casings in bulk, earning high praise from this leading client. In terms of diversified expansion, the company entered the bathroom plastic products sector in 2016, achieving mass production and serving well-known local bathroom companies in Taizhou. Simultaneously, it has expanded into furniture plastic products, daily necessities plastic parts, and pet supplies, offering a diverse product range tailored to market demands. In 2020, the company successfully won the bid for the smart toilet seat and back cover mold project from Qingdao Weixi Intelligent Technology, demonstrating its technological strength in the bathroom sector. Furthermore, the company also manufactures automotive and motorcycle parts, and plastic parts for motors and water pumps, leveraging its core molding capabilities to extend into other product categories and enhance its business resilience.

In terms of business model and development layout, the company operates primarily under the ODM/OEM model, providing customers with full-process customized services from product design to mass production and delivery. It also undertakes OEM production orders, balancing profit and capacity utilization. Simultaneously, it is steadily exploring the OBM model, developing its own brands to meet the demands of foreign trade transformation. Domestically, the company has cultivated deep roots in downstream industries such as batteries, sanitary ware, and daily necessities, accumulating stable customer resources. Internationally, it completed its registration and commenced its strategic layout in 2023, focusing on advantageous categories such as energy storage battery casings and targeting overseas new energy and daily necessities markets, possessing a solid foundation for foreign trade expansion. Leveraging the advantages of the Taizhou molding industry cluster, the company uses "precision molds + high-quality plastic products" as its core competitiveness, continuously deepening its presence in the new energy battery casing market while expanding into potential categories such as sanitary ware, daily necessities, and pet supplies. It is steadily promoting integrated domestic and international trade development, striving to become a high-quality molding supplier in its niche markets.