Question 1

What are the main focus areas of E-FREE?

Accepted Answer

E-FREE focuses on innovative applications of portable PV and ESS. We provide safe, efficient, intelligent, and stable energy solutions for scenarios such as mobile spaces, sudden power outages, remote areas without electricity, and low-carbon green business.

Question 2

What product series do you offer?

Accepted Answer

We offer several scenario-based product series: Lightweight & Flexible Module, High-efficiency Glass Silicon Module, Folding Module, Portable Solar Power System, Solar Home System, and PV&ESS Integrated System.

Question 3

Which cell technologies do your high-efficiency silicon modules support?

Accepted Answer

Our high-efficiency silicon modules support N-type high-efficiency cells, Topcon, and BC (back contact) technologies, offering high light transmission and high backside reflectance for high performance power generation.

Question 4

What is your PV&ESS Integrated System?

Accepted Answer

This is a hybrid PV & ESS integrated system that combines High-efficiency photovoltaic modules, high-efficiency inverter, stackable LiFePO batteries. It is designed for residential and light commercial use, offering seamless solar-grid-battery integration, backup power during outages, and smart energy management.

Question 5

Do you offer larger or smaller Solar Home Systems?

Accepted Answer

Yes. We also offer a 300W system (with 18V 50W panel, 204.8Wh or 256Wh battery options) and a 500W system (with 18V 80W panel, 308Wh / 384Wh / 460.8Wh battery options). Colours include black & orange, black & green, and white.

Question 6

How do you ensure product quality?

Accepted Answer

We operate an automated production line and a strict quality management system with full-process assembly, lean production management, and 6 rounds of 100% inspection covering appearance, electrical performance, and internal micro-cracks.

Question 7

Do you support customisation?

Accepted Answer

Yes. We support ODM services for size, colour, output power, voltage, connector type, and more.

Question 8

How can I place an order?

Accepted Answer

You can place an order by contacting our sales managers via Online customer service, Official channels (Email, WhatsApp, or phone), or Submitting an 'Inquiry Form'. Once confirmed, we will issue a formal contract or payment link.

Question 9

What payment methods do you accept?

Accepted Answer

We typically operate on a 'deposit + balance before shipment' basis. We accept bank transfers (T/T) and other standard payment methods recognised by the company.

Question 10

How long does it take to ship after placing an order?

Accepted Answer

Offpeak season: Usually shipped within 15 working days after order confirmation. Peak season: The production cycle is typically 30 working days, depending on order volume and customisation complexity.

Question 11

Where can I find more technical details about these products?

Accepted Answer

You can visit our official product page or request the full datasheet from our sales team.

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