FAQ

Home > Support > FAQ

FAQ

Q:

Why choose us?

A.1.Quick reply within 2 hours. 2.Testing before shipment and providing customers with data for eachcell. 3.Nearly 20 years of experience in exporting, can assist customers to complete the import.customs clearance, transportation, and other matters. 4.Provide sales guidance to help customerssell products quickly.

Q:

What is the lead time?

A.It depends on the product and order quantity. Battery cells in stock are usually shipped in 1~2 days.5~7days for new samples. 10~20days for big order. For custom products, please contact us.

Q:

How can l get the price?

A.Please send a message from the enquiry form below the product. Or click contact us to leave amessage. Our working days: Monday to Sunday (8:00~20:00).

Q:

How can you guarantee your quality?

A.1.We choose celsfrom China's top lithium battery manufacturers, such as CALB, CATL,EVE, YINLONG, etc, They are albrand new, grade A 2.0ur QC team willtest the batteries before shipment,including voltage,internal resistance,capacity.The photos of the testing process andthe data of each battery will be sent to you. 3. Provide timely after-sales follow-up on products sold.

Q:

What is the Role and Function of the EMS Module in BESS?

A.By utilizing precise data analysis and forecasting, EMS charges or discharges the storage system at the most appropriate times, avoiding overcharging or deep discharge, extending battery life, and achieving efficient energy distribution.

Q:

What is the expected lifespan and warranty?

A.Design life: 10+ years (8,000 cycles at 80% DoD). Warranty: 5 years (or 3,000 cycles) for batteries; 2 years for PCS/auxiliaries. Case-by-case variations may apply based on specific project requirements or conditions. Please contact us for more details on customized warranty options.

Q:

How does SolarEast BESS ensure cost-effectiveness?

A.CAPEX: 15-20% lower $/kWh vs. competitors (passive cell balancing, modular design). OPEX: 30% less land use (vs. containerized systems) + smart EMS for ROI optimization. Scalability: Parallel up to 16 units (AC) or 10 clusters (DC).

Q:

What communication protocols are supported?

A.Standard: CAN2.0B, Modbus RTU over RS485. Optional: IEC 61850, DNP3 for utility-scale integration. Cloud EMS: Supports dynamic tariff optimization and peak load shifting.

Q:

How are the cabinets installed and maintained?

A.Foundation: 300mm elevated concrete base (±5mm flatness). Grid connection: Plug-and-play with pre-configured PCS/PDU. Maintenance: Remote BMS monitoring + annual on-site inspections (cell balancing, coolant checks).

Hot Products

5kWh to 30kWh All-in-one Energy Storage System

All-in-one Residential ESS: Integrated battery, inverter, BMS, and EMS for energy management. IP65, easy installation, scalable up to 25kW. Monitor via app, reduce costs, and achieve energy independence with sustainable power.  


All-in-One Design

High Safety

Easy Installation & Capacity Expansion

Easy Management

Read More
5kWh to 30kWh All-in-one Energy Storage System

Battery Energy Storage Rack

Rack mount batteries provide numerous benefits, including high capacity, high energy density, and long cycle life. They are also designed to fit seamlessly into server racks, ensuring they take up minimal space and are easy to install and maintain. 


Safety First

Robust Design

Warranty Assurance

Intelligent Management

Read More
Battery Energy Storage Rack

104.49kWh Liquid-cooling Lithium Battery Pack

Experience powerful, safe, and scalable energy storage with our 104.49kWh Liquid-Cooling Lithium Battery Pack, featuring high-performance 314Ah lithium battery cells and advanced liquid cooled lithium-ion technology — designed for next-generation ESS applications. 


Best Service

Auto-balancing Function

Efficient Cooling

Long Cycle Life

Read More
104.49kWh Liquid-cooling Lithium Battery Pack

Cookies

We use cookies to ensure that we give you the best experience on and off our website. please review our privacy policy