Green Energy
STS-7-11KTL

STS-7-11KTL

by Ningbo Sunways Technologies Co., Ltd · China

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Technology: On-Grid Sunways is a cutting-edge technology company founded in Konstanz, Germany in 1993, dedicated to developing, manufacturing, producing and distributing PV parts, including inverters for on-grid and energy storage PV systems in residential, commercial and industrial projects, data communication solutions, accessories and applications for monitoring and managing. Since the inception, we have been convinced that the energy transition from fossil fuels to renewable energy such as wind and solar is inevitable. With a strong belief in this trend, Sunways produced a series of technical-leading solar solutions, including on-grid and hybrid inverters, and dominated the solar industry in the late 1990s and millennium.

String Inverter7.7 kW98.1% peakMonitoring10-Year WarrantyRS 485WLAN
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Overview

Technology: On-Grid Sunways is a cutting-edge technology company founded in Konstanz, Germany in 1993, dedicated to developing, manufacturing, producing and distributing PV parts, including inverters for on-grid and energy storage PV systems in residential, commercial and industrial projects, data communication solutions, accessories and applications for monitoring and managing. Since the inception, we have been convinced that the energy transition from fossil fuels to renewable energy such as wind and solar is inevitable. With a strong belief in this trend, Sunways produced a series of technical-leading solar solutions, including on-grid and hybrid inverters, and dominated the solar industry in the late 1990s and millennium.

Key Specifications

Output Power

7.7 kW

Peak Efficiency

98.1%

Enclosure

IP65

Warranty

10 years

Max Input Voltage

600 V

MPPT Range

80 – 550 V

Max Output

7700 VA

Launch Year

2026

Full Specifications

Product Identity

NameSTS-7-11KTL
Slugningbo-sunways-technologies-co-ltd-sts-7-11ktl
ManufacturerNingbo Sunways Technologies Co., Ltd
CountryChina
CategoryString Inverter
Sub-categoryOn-Grid

DC Input

Input Channels2
MPPT Voltage Range80 – 550 V
Max Input Voltage600 V
Max Input Current45 A

AC Output

Rated Output Power7.7 kW
Max Output Power7700 VA
Frequency50, 60 Hz Hz
Max Output Current34 A

Efficiency

Peak Efficiency98.1%
Night Power Consumption1000 mW

Protection & Environmental

Enclosure RatingIP65
Safety ClassIP65
Operating Temperature-30°C to 60°C
Relative Humidity0% – 100%

Physical

Weight24 kg
Dimensions410x550x175 mm

Communication

RS 485WLAN
Module-Level Monitoring

Commercial

Price—
Warranty10 years
Launch Year2026
StatusAvailable

Regions & Certifications

Asia-PacificChina

InverterRank

Score82.6
Profile Completeness76%

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Matched with certified installers. Replies within 24h.

InverterRank Score

82.6

76% profile complete

Commercial

Price—
Warranty10 years
Launch Year2026
StatusAvailable
View Leaderboard
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Topics & Tags

String InverterOn-GridRS 485WLANAsia-PacificChina

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