FAQ

01 /

What is the main cost of portable power station?

Its cost can be divided into three parts: battery pack 30-35%, mainboard & inverter board 35% shell/ charger/accessories 30-35%.

02 /

What is the advantage of portable power station form Topure Power?

(1) Focus on battery R&D for 20 years
(2) Large factory management experience for 20 years
(3) We designed Chips, mainboards, systems, and offer solutions for customer application domain.
(4) Focus on the design, production, sales on battery pack and portable power station
(5) Product insurance.

03 /

Is the battery safe?

Yes, Our products have strict quality inspections before sending, It uses high-quality battery cells. Due to the BMS system, there will be no explosion to protect your safety.

04 /

Does the USB can do with bidirectional charging?

Theoretically and technically, USB bidirectional charging is possible. However, there is a lack of brand platform and promotion. Only the big companies and authoritative institutions (such as USB-IF), can do such things. Otherwise, even if it is applied to products, it cannot be successfully promoted, which only increases the cost.

05 /

ls there the current limit on DC?

Yes, for 5521 (5.5mm long, 2.1mm diameter) interface, the maximum continuous current should not exceed 2.5A; For a 2252(5.5mm long, 2.5mm diameter) interface, the maximum continuous current should not exceed 4A. However, for the interfaces with good materials, the range of current can be allowed much wider.

06 /

What are the main application area of the product ?

Home energy storage system, Outdoors, Emergency Power Supply, and Commercial Energy Storage System,
(disaster relief Rescue, drones, Camping, Recreational Vehicle, MotorHome, mountaineering, Hiking, Cruise Tour, Live Broadcast, Photography, refrigerators, air-conditions, and other outdoor activities)

07 /

Does it can be used indoor?

Yes, the product supports outdoor and indoor use, and needs to avoid the rain and sun exposure. The product is designed with power line charging and solar panel charging, so as to adapt to different indoor and outdoor using.

08 /

Can I specify my own battery cell or customer's battery cell?

Yes, but need to quote you the new price according to the price of the battery cell at that time.

09 /

Can you supply OEM &ODM service?

We welcome any OEM and ODM requirements and invite customers to visit our lithium battery factory. Explore our dealer page for detailed distributor rules and become a part of our global network as a distributor for energy storage batteries.

10 /

What kind of certificates your products have acquired?

Most of our products have acquired MSDS, UN38.3, CE, FCC, UL and PSE certificates, which is able to satisfy most country’s importing requirements.

11 /

How do you ship the goods since they are high capacity battery?

We maintain long-term and stable freight channels, ensuring that products undergo rigorous and comprehensive packaging before delivery. This meticulous process guarantees that goods arrive intact at your destination. With robust customs clearance capabilities, we meticulously record, photograph, and track every shipment in real-time, providing transparency throughout the logistics journey and ensuring traceability for your purchases.

12 /

What kind of Lifepo4 Cells do we have?

Committed to quality, our factory exclusively employs brand-new Grade A battery cells with a cycle life exceeding 6000 cycles, sourced directly from the original manufacturer. Whether you require 50Ah, 86Ah,100Ah, 280Ah, 302Ah, 576Ah cells, we can fulfill any specifications.

13 /

What is the warranty period, how many years?

Designed for a practical lifespan of 10 years, our batteries boast an impressive cycle life exceeding 6000 +cycles.

14 /

How is your technical support?

We provide lifetime online support through Whatsapp/Telephone/ Wechat/ Email. Any problem after delivery, we will offer you video call anytime, our engineer will also go to oversea help our customers if necessary.

15 /

How to become your agent?

Feel free to explore our dealer page to gain insights into the comprehensive rules for distributors. Become a part of our global network as a distributor for overseas energy storage batteries.

16 /

Is sample available and free?

Upon placing your initial sample order, a fee will be charged. However, if you proceed to make substantial bulk purchases, we will refund the sample fee to you.