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BG 12-20kW

INVT Solar Technology(Shenzhen) Co., Ltd.
Type: On-Grid
Power Range: 12~20 kW
Region: China China
Note: Your Enquiry will be sent directly to INVT Solar Technology(Shenzhen) Co., Ltd..


▪ Wide input voltage range, adapt to all kinds of solar panels and string configuration.
▪ Dual MPPTs allow unbalanced input power. One MPPT maximum input is up to 60% of total input.
▪ Adopt combined technology of T-type three level topologies and SVPWM.
▪ AC output power is adjustable between 1-100%.
▪ Grid self-adaptation, no N-line AC design to meet various grid access requirements.
▪ Integrated global monitor management, APP with one-button registration.
▪ IP65 protection level, suitable various installation environments.
▪ Advanced film bus capacitors, latest thermal simulation technology for longer lifespan.
▪ High power density, small size.
▪ Modular design, easy to maintain.

Product Characteristics

Model No.
Product Warranty (Min)
5 Years 5 Years 5 Years 5 Years
Input Data(DC)  
Max. DC Power
14 kW 18 kW 19.5 kW 20 kW
Max. DC Voltage
1000 V 1000 V 1000 V 1000 V
Min. DC Voltage to Start Feed In
180 V 180 V 180 V 280 V
Max. DC Current
38 A 42 A 46 A 50 A
MPP(T) Voltage Range
180~800 V 180~800 V 180~800 V 280~800 V
No of MPP Trackers
2 2 2 2
Output Data (AC)  
Max. AC Power
12 kW 15 kW 17 kW 20 kW
Nominal AC Voltage
220, 380, 400 V 220, 380, 400 V 220, 380, 400 V 220, 380, 400 V
Max. AC Current
19.3 A 24.1 A 27.3 A 32 A
50, 60 Hz 50, 60 Hz 50, 60 Hz 50, 60 Hz
Power Factor (cosθ)
0.8 0.8 0.8 0.8
Distortion (THD)
< 3 % < 3 % < 3 % < 3 %
No of feed-in phases
3 3 3 3
Max. Efficiency
98.2 % 98.3 % 98.3 % 98.4 %
Euro Efficiency
97.6 % 97.8 % 97.8 % 98 %
General Data  
Dimensions (H/W/D) 
610x480x204 mm 610x480x204 mm 610x480x204 mm 610x480x204 mm
38 kg 38 kg 38 kg 38 kg
Power Consumption at Night
< 0.5 W < 0.5 W < 0.5 W < 0.5 W
Operating Temperature -25 ~ +60 ℃
Transformer Transformerless
Protection Class IP65
Humidity 0-95 %
Cooling Fan
Interface RS 485, WLAN
Display LCD
Protection Features  
Protection Features Anti Island Protection(ENS), Short Circuit Protection, Overvoltage Protection, Overcurrent Protection, Overtemperature Protection, Residual Current Device (RCD), Surge Protection, Ground Fault Monitoring
Download Manufacturer's PDF

INVT Solar Technology(Shenzhen) Co., Ltd.

+86 755 23535666
6th Floor, Block A, INVT Guangming Technology Building, Songbai Road, Matian, Guangming District, Shenzhen, Guangdong
No. Staff: 3,200
Parent Company:
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Useful Contacts

Contact Face
Mira Lee Marketing Dept.
Company Description
Since 2002 INVT developed the first generation inverter, it has 18 years of experience in the accumulation of power electronics technology and inverts technology, with 12 R&D centers, with a laboratory that awarded ACT from TUV SUD and WTDP-UL qualification, recognized by CNAS. More than 10% of sales revenue is invested in R&D, and now it has 1147 pcs of patents. Its iMars series grid-tied solar inverters have a better performance on the aspect of product stability, efficient power transformation, low harmonics, safe power grid access and so on for its top-level R&D team.
It has come into a unique advantage in product technology. They can be widely used in distributed solar grid-tied power generation systems, such as BAPV (house roof, office building roof, and factory roof), BIPV (integrated residential buildings), commercial plants and so on.

Company Updates

16 Oct 2020

By 2050, Sri Lanka is expected to achieve 100% renewable energy use to meet its current and future electricity needs, with solar energy accounting for 16,000 MW.

13 Oct 2020

In this year's pv innovation technology bidding, the French government selected seven agricultural pv projects with a total power generation capacity of 12MW for commercial vegetable cultivation, viticulture and arboriculture. The total investment demand is about €16 million.

30 Sep 2020

Solar inverter is one of the important system balances (BOS) in the PV array system, which can be used with general AC power supply equipment. Through the projects,it fully embodies the excellent performance of INVT iMars series solar inverter.

31 Aug 2020

It is best to install the inverter and distribution box in a place where it is shaded and sheltered from rain. If it must be installed in the open air, then make a simple awning for the inverter and distribution box to prevent direct sunlight.

7 Aug 2020

INVT Solar's overseas service website is online. Customers can report inverter problems to us and get support through this website. Click:

3 Jul 2020

Bravo! INVTSolar provides more than 3000 on-grid solar #inverters to and helps #TRUEMOVE‘s base station construction, one of #Thailand's largest telecommunications operators. As of now, about 5,000 base stations have been built.

2 Jul 2020

With the continued growth of solar and wind power generation, energy storage systems appear to outperform other flexibility providers. In the UK, Germany, France, Italy, and Spain, variable renewable energy power generation is expected to be the largest power generation market.

1 Jul 2020

According to the International Energy Agency (IEA) data, the global installed capacity of photovoltaics in 2019 was 114.9GW, an increase of 6.23% year-on-year, and the cumulative installed capacity of #PV reached 627GW, an increase of 22.44% year-on-year.

3 Jun 2020

INVT iMars BD 3-5KW Hybrid Inverter, it can be widely used in various places such as household energy storage, industrial and commercial energy storage, and small micro network system.


Very good value for the money, optimum performance and good after sales service. Compact equipment and good implementation.

-- , IM Solar

We have been distributing INVT solar inverters in our local market. The feedback we received from our users are positive. Thanks to INVT 's high quality product and professional service.

-- , Noorpashtoon Limited

INVT Solar is a reliable solar inverter supplier from China. Not only can they produce high quality products, but also they can help users solve their problems after installation.

-- , Photon Energy Solutions

INVT solar inverters have been in the market for many years. The reputation they have established helps us sell more solar system in Australia.

-- , Pivotal Solar Solutions

Apart from their product quality and brand awareness, the reason we use INVT solar inverters in our solar system is because they are willing to work with us closely to solve our customers' problems.

-- , Hanover Solar GmbH

INVT's inverter has alway been our first option, when it comes to storage system solution. Our customers are very satisfied with their product quality and the service they provide. We will continue to grow our business together.

-- , Shenzhen Megarevo Technology Co., Ltd.


13 More Series From INVT Solar Technology(Shenzhen) Co., Ltd.

  • MG 4000-5500W
    3.68~5 kW On-Grid
  • BG 40-70kW_380V
    40~66 kW On-Grid
  • BN 1-6kW
    1~6 kW Off-Grid
    kW Hybrid
  • BD-HS (3-5KTL)
    kW Hybrid
  • BG 50-80KW
    55~88 kW On-Grid
  • BN 8-12kW
    8~12 kW Off-Grid
  • MG 750-3000W
    0.75~3 kW On-Grid
  • MG 3-6kW-2M
    3~6 kW On-Grid
  • BG 4-10kW
    4~10 kW On-Grid
  • BG 25-50kW
    25~50 kW On-Grid
  • BD 3-5kW
    kW Hybrid
  • BPD 0.7-5.5kW
    0.75~5.5 kW Off-Grid