Support

Datasheets, certificates, manuals and after-sales technical assistance for partners and installers.

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DOCUMENT CENTRE

Datasheets, certificates & manuals

The catalogue below lists the documents we maintain for every product family.

DS
01LiFePO4 storage battery 5-50 kWh stackable series
On request
DS
02LiFePO4 storage battery 2.5-20 kWh wall-mount series
On request
DS
03LiFePO4 storage battery 5-15 kWh rack-mount series
On request
DS
04Sodium-ion battery pack 48V / 51.2V series
On request
DS
05All-in-one hybrid energy storage system (5/10 kW inverter)
On request
CE
06CE Declaration of Conformity
On request
IEC
07IEC62133 battery safety certificate
On request
UN
08UN38.3 transport safety test report
On request
ISO
09ISO9001:2015 quality management certificate
On request
MAN
10Energy storage installation & commissioning manual
On request
BMS
11BMS communication protocol (RS485 / CAN)
On request

Certificate scans, test reports and manuals are available on request. If a document you need is not listed, contact us and we will send it directly.

WARRANTY POLICY

Warranty terms by product family

Standard warranty terms are shown below. The exact period depends on the product family and operating conditions — please refer to the datasheet and the order confirmation.

Product familyStandard warranty
LiFePO4 storage battery (residential / C&I)10 years
All-in-one hybrid energy storage system10 years (inverter 5 years)
Portable power station & power bank2 years
Power battery pack (e-bike / e-tricycle / golf cart)1-2 years
BMS board and accessories2 years
AFTER-SALES PROCESS

What happens after you report an issue

Submit the case

Send the product model, batch number and a description of the fault — photos or a short video help a lot.

Remote diagnosis

Our technical team responds within one working day with an initial assessment.

Fix and spare parts

If the case is covered by warranty we ship spare parts or propose a replacement plan.

Follow-up

We confirm the outcome after the fix and record it in the quality file.

TECHNICAL SUPPORT

Talk to an engineer

Working hours: Monday to Saturday, 09:00–18:00 (GMT+8). For urgent site issues, call the mobile number directly.

Contact support kongren99@163.com
FAQ

Frequently asked questions

Most LiFePO4 storage products carry a 10-year warranty; power battery packs are typically 1–2 years depending on the application. Warranty terms follow the product datasheet and order confirmation.

Our batteries communicate over RS485 and CAN and have been tested against mainstream hybrid and off-grid inverters. Send us the inverter model and we will confirm compatibility before shipment.

Yes — over 2,000 custom designs delivered. Provide the application, duty cycle, dimensions and certification needs and our engineers will propose a design.

Samples typically take 2–3 weeks. Volume delivery depends on quantity and configuration, generally 25–35 days after deposit.

Yes. We supply installation and commissioning manuals plus wiring diagrams, and provide remote technical support to partners and installers.

RS485, CAN and Bluetooth come standard. For third-party EMS or inverter platforms we can supply Modbus RTU/TCP documentation per project.

Yes. We customise enclosure printing, packaging, manuals and nameplates to your brand, and help prepare the certification documents your target market requires.

Products meet UN38.3 transport requirements and can ship by sea, air or rail as you specify, with MSDS and transport test reports provided.

Next step

Ready to build your energy storage project?

Tell us your application, capacity and site conditions — our engineers will propose a tailored battery solution within 1 working day.

Request a Quote View all products