What is the self-discharge rate?

The battery features a low self-discharge rate of less than or equal to 3% per month.

off Grid Solar Battery with Durable and Cost-Effective for Residential off-Grid System

Name: off Grid Solar Battery with Durable and Cost-Effective for Residential off-Grid System
Brand: GSP BATTERY CHANGZHOU CO.,LTD
SKU: 2288667125

Jiangsu, ChinaGSP BATTERY CHANGZHOU CO.,LTD

US$1,599.00-1,999.00

1 Piece

Product specifications

Model

Product profile

Customization

Available

Type

Li-ion Battery

Rechargeable

Yes

Model NO.

Stackable type ((ALL IN ONE )

Size

23.62 × 10.24 × 63.46 Inch

Rated Voltage

51.2V

Capacity

420ah 21504wh

Charging Voltage

14.2V

Recommended Charge Current

210A

Recommended Discharge Current

210A

Max Charging Current

420A

Max Discharging Current

420A

Transport Package

Box

Trademark

GSP

Origin

China

Key features

Customization Services: ODM and OEM services available with customization from designs or samples.

High Capacity Energy: 420Ah capacity providing 21504Wh energy storage for residential off-grid systems.

Universal Compatibility: 12V universal low voltage support adapting to various low-voltage devices.

Premium Cell Stability: Crafted with premium cylindrical cells for superior stability vs prismatic counterparts.

Company profile

Exhibition ExperienceImporters and ExportersODM ServicesOEM Services

GSP BATTERY CHANGZHOU 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 CertifiedExport Year: 2 Years CertifiedNearest Port: Yantian Port, Shanghai PortAverage Response Time: ≤10.91h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells electronic, electromechanical, photovoltaic, and battery-related products. It has documented service procedures, complaint-handling and corrective-action processes, in-stock capability, and overseas service experience in South Korea covering installation, debugging, maintenance, repair, and training. Production resources include assembly, battery sorting, soldering, CNC, testing, terminal processing, and printing equipment, with stated customization from designs and samples. Innovation evidence includes collaboration with universities, customer research institutes, and international organizations on BMS and cell-balancing technologies, as well as external recognition for technology and innovation. ISO 9001:2015 certification and regular fire drills are reported. Limitations include no available SDK, no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agent, or branch, and no factory environmental impact assessment...

Supplier typeThe supplier appears to be a manufacturer and seller of electronic, electromechanical, photovoltaic, and battery-related products. Its stated facilities and battery-management research activities support classification as an electronics and battery-system manufacturer rather than only a trading company.

CertificationsThe supplier reports holding an ISO 9001:2015 certificate. This is explicit certification evidence, although no other certifications are identified in the provided slices.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. It provides overseas installation, debugging, maintenance, repair, and training in South Korea and has in-stock capability, but lacks overseas warehouses and overseas agents or branches.

R&D capabilityThe supplier reports collaboration with universities, customer research institutes, and international organizations on BMS and cell-balancing technologies, and external recognition for technology and innovation. However, it explicitly reports no available SDK, which limits evidence of software-development support.

Production capacityProduction resources include assembly, lithium-battery sorting, semi-automatic and automatic soldering, CNC engraving and milling, charge-discharge testing, servo terminal processing, and printing. The supplier also reports inventory capability and 40 qualified service-capability suppliers, but has no valid manufacturing-capacity contract with affiliated subcontractors.

Customization capabilityThe supplier explicitly provides customization from customer designs and from samples. This directly demonstrates both design-based and sample-based customization capability.