What are the lead times for production?

Both peak and off-peak season lead times are within 15 workdays.

Does the inverter support remote monitoring?

Yes, the inverter offers optional WiFi and GPRS remote monitoring capabilities.

What certifications does the product have?

The product holds CE, EMC, TUV, IEC, and SAA certifications.

High-Efficiency 5kw off-Grid Solar Kit with Certified Battery

Name: High-Efficiency 5kw off-Grid Solar Kit with Certified Battery
Brand: Sail Solar Energy Co., Ltd
SKU: 2021996432

Anhui, ChinaSail Solar Energy Co., Ltd

US$0.50

3,000-999,999 watt

US$0.35

1,000,000+ watt

Sample price:US$3000.00/set.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

10years

Model NO.

SAS-3kw-OFF GRID

Condition

New

Certification

Application

Home

Specification

Normal

Solar Panel Type

Monocrystalline Silicon, Polycrystalline Silicon

Mounting Type

Roof Mounting/ Mounting/Carport

Load Power (W)

3kw, 8kw, 6kw, 5kw, 10kw, Others

Work Time (H)

24 Hours

Function

Power Support

Solar Panel

Mono/Poly 158.75/166/182/210mm

Output Frequency

50Hz/60Hz

Battery Type

Lead Acid/Lithium

Output Voltage (V)

220/230V&380/400V

Inverter Type

off-Grid

Controller Type

MPPT

Transport Package

Wodden Pallet and Carton Box

Specification

solar panel, inverter, bracket, etc

Trademark

Sail Solar

Origin

Anhui, China

HS Code

8501722000

Production Capacity

1000 Piece/Pieces Per Month

Key features

Comprehensive Warranty Coverage: Solar panels and mounting for 25 years; inverter for 5 years.

Flexible Power Options: Available in 3KW, 4KW, 5KW, 6KW, 7KW, 8KW, 9KW, 10KW, 11KW, 12KW.

Multiple Battery Types: Supports Lead-Acid, Lithium Ion, and LiFePO4 batteries.

Versatile Mounting Solutions: Options include Ground, Roof (Pitched/Flat), Carport, and Vertical Wall.

High Efficiency Inverter: Max efficiency up to 97% with integrated DC switch and WiFi monitoring.

Global Voltage Compatibility: Supports 110/120V, 220/230/240V and 50/60Hz frequencies.

Certified Safety Standards: CE, EMC, TUV, IEC, SAA certified with IP65/IP66 waterproof ratings.

Complete System Accessories: Includes AC/DC cables, breakers, combiner boxes, and installation tools.

Company profile

Fast DeliveryImporters and ExportersIn-stock CapacityCustomization from Samples

Sail Solar Energy Co., Ltd

Anhui, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.51h

AI-Powered supplier vetting

SummarySAIL SOLAR ENERGY CO., LTD is based in Hefei, Asia, and supplies hybrid inverters, lithium and lead-acid batteries, N-type solar panels, and system solutions. Its stated business scope covers photovoltaic, solar thermal, and wind-related products, as well as import and export activities. The supplier reports OEM and ODM capabilities and broad customization options, but it launched no new products in the past year and has only one R&D engineer, with no available SDK. Overseas service infrastructure is limited: no overseas showroom, agents, branches, or offline trade-show participation are reported. Quality and service governance also appears insufficiently documented, including no written complaint-handling, corrective-action, or supplier-assessment procedures, and zero quality-control testing equipment is reported. Financial information is present only as year labels, so credibility cannot be determined from the provided evidence.

Supplier typeThe supplier is an energy-product supplier and technology importer/exporter, offering hybrid inverters, batteries, N-type solar panels, and system solutions. Its stated scope also includes photovoltaic equipment, solar thermal products, and wind turbines and parts, indicating a broad renewable-energy trading and supply profile.

After-Sales capabilityAfter-sales and service infrastructure appears limited: the supplier reports no overseas showroom, agents, branches, overseas-service countries, or offline trade-show participation. It also has no written complaint-handling or corrective/preventive-action procedures, although stated lead times are within 15 workdays and multiple payment and quotation terms are accepted.

R&D capabilityThe supplier provides ODM services and has one R&D engineer whose stated responsibility is preparing samples to customer requirements. However, it launched no new products in the past year, has no available SDK, and reports no recent product-information R&D activity, limiting evidence of strong independent innovation.

Production capacityThe supplier reports 10 qualified service suppliers and peak- and off-season lead times within 15 workdays. However, it reports zero quality-control testing equipment, unknown traceability and quality-assurance status, and no written supplier-assessment procedures, so production capability is not adequately supported by quality-control evidence.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its ODM availability, OEM service for well-known brands, and sample preparation according to customer requirements further support customization capability.