Green Energy
SOI-S3/3.6/4/4.6/5/6/7.5K-S

SOI-S3/3.6/4/4.6/5/6/7.5K-S

by Sunplus Optimum Inc. · United States

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IP66, 1400+ cumulative rigorous tests, and type ll DC/AC surge protection Technology: Off-Grid Introducing Sunplus: Empowering the Solar Revolution SunPlus is revolutionising the American solar market supply chain as the new force in the solar industry. Formerly operating in OEM/ODM mode, we're now dedicated to solving supply chain challenges for developers, contractors, and EPCs across America. Who We Are: Maximum Efficiency: Our modules are crafted with precision by our efficiency-driven team, utilising cutting-edge technology to ensure superior performance. Big-Size Solar Cells: We employ 182mm and 210mm big-size solar cells for enhanced power output and efficiency. Innovative Solar Cell Technology: Embracing N-type, HJT solar cells for next-level energy conversion. Trusted Quality: Sunplus guarantees top-efficiency solar cells free of Hoshine Silicon and unaffected by ADC/CVD tariffs. What We Do: Advanced Technology: Our Full Black and Dual Glass Photovoltaic modules are crafted with TOPCon, Shingled, and HJT solar cell technologies. Bloomberg Tier 1 Guidelines: Modules manufactured under strict Bloomberg Tier 1 guidelines, ensuring quality and reliability. Certified for America: CSA/UL certification for seamless integration into the American market. Global Reach: Vast Production Capacity: With a 6.5GW production facility globally, we ensure prompt delivery and reliable service. Strategic Warehouses: Four warehouse facilities strategically located in CA, NJ, and TX for efficient distribution. Reliable Support: Count on us for a rapid response within 7 hours and a 25-year guarantee on product material and workmanship. Contact Us: Ready to unlock the full potential of solar energy? Reach out to our specialists today to discuss how Sunplus can elevate your solar projects to new heights. Let's power the future together!

String Inverter3.0 kW98.2% peakMonitoring10-Year WarrantyRS 485WLAN
0

Overview

IP66, 1400+ cumulative rigorous tests, and type ll DC/AC surge protection Technology: Off-Grid Introducing Sunplus: Empowering the Solar Revolution SunPlus is revolutionising the American solar market supply chain as the new force in the solar industry. Formerly operating in OEM/ODM mode, we're now dedicated to solving supply chain challenges for developers, contractors, and EPCs across America. Who We Are: Maximum Efficiency: Our modules are crafted with precision by our efficiency-driven team, utilising cutting-edge technology to ensure superior performance. Big-Size Solar Cells: We employ 182mm and 210mm big-size solar cells for enhanced power output and efficiency. Innovative Solar Cell Technology: Embracing N-type, HJT solar cells for next-level energy conversion. Trusted Quality: Sunplus guarantees top-efficiency solar cells free of Hoshine Silicon and unaffected by ADC/CVD tariffs. What We Do: Advanced Technology: Our Full Black and Dual Glass Photovoltaic modules are crafted with TOPCon, Shingled, and HJT solar cell technologies. Bloomberg Tier 1 Guidelines: Modules manufactured under strict Bloomberg Tier 1 guidelines, ensuring quality and reliability. Certified for America: CSA/UL certification for seamless integration into the American market. Global Reach: Vast Production Capacity: With a 6.5GW production facility globally, we ensure prompt delivery and reliable service. Strategic Warehouses: Four warehouse facilities strategically located in CA, NJ, and TX for efficient distribution. Reliable Support: Count on us for a rapid response within 7 hours and a 25-year guarantee on product material and workmanship. Contact Us: Ready to unlock the full potential of solar energy? Reach out to our specialists today to discuss how Sunplus can elevate your solar projects to new heights. Let's power the future together!

Key Specifications

Output Power

3.0 kW

Peak Efficiency

98.2%

Enclosure

IP66

Warranty

10 years

Max Input Voltage

600 V

MPPT Range

80 – 560 V

Launch Year

2026

Full Specifications

Product Identity

NameSOI-S3/3.6/4/4.6/5/6/7.5K-S
Slugsunplus-optimum-inc-soi-s3-3-6-4-4-6-5-6-7-5k-s
ManufacturerSunplus Optimum Inc.
CountryUnited States
CategoryString Inverter
Sub-categoryOff-Grid

DC Input

Input Channels2
MPPT Voltage Range80 – 560 V
Max Input Voltage600 V
Max Input Current36 A

AC Output

Rated Output Power3.0 kW
Rated Voltage220 V
Frequency60 Hz Hz
Max Output Current15 A

Efficiency

Peak Efficiency98.2%

Protection & Environmental

Enclosure RatingIP66
Safety ClassIP66
Operating Temperature-25°C to 60°C
Relative Humidity0% – 100%

Physical

Weight11.6 kg
Dimensions360x340x136 mm

Communication

RS 485WLAN
Module-Level Monitoring

Commercial

Price—
Warranty10 years
Launch Year2026
StatusAvailable

Regions & Certifications

North AmericaUnited States

InverterRank

Score82
Profile Completeness71%

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InverterRank Score

82

71% profile complete

Commercial

Price—
Warranty10 years
Launch Year2026
StatusAvailable
View Leaderboard
0

Topics & Tags

String InverterOff-GridRS 485WLANNorth AmericaUnited States

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