Sungrow SG Series MC4 5 KW Smart String Inverter 1000 V DC

Sungrow PV Inverters | Portfolio and Recommendation

1. Sungrow Core Technology Platform: SG Series Smart String Inverter

With over 25 years of power electronics R&D experience, Sungrow delivers a comprehensive SG series inverter portfolio covering residential hybrid PV-ESS, commercial & industrial distributed rooftops and large utility-scale solar plants. Equipped with advanced global MPPT scanning, multi-layer active safety architecture and PID ZERO® technology, Sungrow inverters achieve higher energy yield, outstanding environmental adaptability and reliable grid compatibility. Supported by iSolarCloud intelligent management system, it is widely deployed across European residential, C&I and ground-mounted solar projects.

1.1 SH Series Residential Hybrid Inverter (Household PV + Energy Storage)

Power Range: 3kW – 15kW Single / Three-phase Hybrid

Max Efficiency: 98.4%

Core Selling Points

• All-in-one hybrid design, seamless compatibility with Sungrow PowerHarbor residential battery system; supports backup power supply for critical loads
• Global MPPT scanning algorithm, effectively minimises power loss caused by roof shading and inconsistent module orientation
• Patented PID ZERO® technology, suppresses daytime PID degradation and executes automatic PID recovery at night
• Advanced AFCI 3.0+ DC arc fault detection for fire prevention, fully compliant with EU safety standards
• Fanless design under 35°C, ultra-low noise, ideal for European villa installation environments
• Supports up to 150% unbalanced three-phase output, matching heat pumps and EV chargers
• Built-in WIFI / 4G communication, remote monitoring and energy management via iSolarCloud App
• IP65 protection rating, wide operating temperature range from -20°C to 50°C
• Standard 10-year warranty, extendable warranty options available

1.2 SG CX Series (Small & Medium C&I Three-phase Inverter)

Power Range: 33kW – 125kW Three-phase

Max Efficiency: 98.6%

Core Selling Points

• Multiple independent MPPT channels, flexible grouping for irregular factory and office rooftops
• SG ECOOLIN intelligent circulating cooling system; maintains full power output without derating under high ambient temperature
• IP66 protection and C5 anti-corrosion grade, suitable for coastal industrial zones and humid regions
• Intelligent I-V curve diagnosis, component-level insulation fault location, greatly reduces on-site inspection workload
• Built-in surge protection and comprehensive DC-side fault rapid isolation
• Supports 1500V DC system voltage, longer string configuration to lower BOS costs
• Perfect match for self-consumption PV systems of supermarkets, workshops and commercial buildings

1.3 SG HX Series (Large C&I & Medium Ground PV Plants)

Power Range: 250kW – 350kW Three-phase String Inverter

Max Efficiency: Up to 98.8%

Core Selling Points

• High-current MPPT design, fully compatible with latest 600W+ TOPCon & bifacial high-power modules
• Optimised for bifacial modules, maximises extra power gain from reflected light on flat rooftops
• Multi-layer safety protection: fast DC shutdown, overvoltage, overcurrent and reverse polarity protection
• Enhanced grid support capability including low voltage ride-through, voltage and frequency regulation
• Modular maintenance design, easy spare parts replacement and minimised downtime
• Widely applied for large factory rooftops, agrivoltaic projects and medium-sized ground solar farms

1.4 SG510HX Flagship Utility-Scale String Inverter (Large Solar Parks)

Rated Power: 510kW

Maximum Efficiency: Up to 99.0%

Core Selling Points

• New flagship high-power string inverter launched at Intersolar Europe 2026, optimised for European large-scale solar tender projects
• Silicon carbide power device design to reduce switching loss and improve system efficiency
• 6 independent MPPT channels with fine-grained tracking, excellent performance for hilly terrain and tracker systems
• Three-layer redundant DC safety architecture, millisecond-level fault isolation
• Advanced grid-forming capability, supports weak grid operation, virtual inertia and black start
• Greatly reduces total module quantity, cable usage and overall LCOE for GW-level solar bases
• Preferred solution for European IPP investors, agricultural PV and tracker-equipped ground power stations

2. SG Platform General Technical Advantages

• Proprietary Global MPPT scanning technology, effectively improves energy yield under uneven illumination
• PID ZERO® technology prevents long-term power attenuation of N-type PV modules
• Complete multi-dimensional active safety system: AFCI arc detection, insulation monitoring, rapid DC shutdown
• Excellent low-light performance, stable power generation under cloudy and foggy climate in Europe
• Native battery-ready architecture, supports flexible PV+ESS expansion for energy arbitrage
• Outstanding environmental adaptability: IP66 / IP65 protection, optional C5 anti-corrosion for coastal projects
• iSolarCloud cloud platform provides unified remote monitoring, data analysis and intelligent O&M
• Fully meets strict grid codes of Germany, S, Italy, France and DACH regions

3. Sungrow Inverter Product Selection Guide for European Market

• Ordinary Household Rooftop & PV+Battery Storage: SH Series 3–10kW Single-phase Hybrid
• High-end Villa with Backup & EV Charging Demand: SH Three-phase Hybrid + PowerHarbor ESS
• Small Commercial Rooftops (Office, Retail): SG CX 33–50kW Three-phase
• Medium & Large Factory Rooftops: SG CX 80–125kW
• Agrivoltaic & Medium Ground Power Plants: SG HX 250–350kW
• Large Utility-Scale Solar Parks & Tender Projects: SG510HX Grid-compatible String Inverter
• Coastal & High Humidity Areas: Select models with C5 anti-corrosion coating

4. Overall Global Advantages of Sungrow Inverters

• Complete CE, IEC, TÜV certification, fully compliant with European grid connection standards
• Top-tier bankability recognised by BloombergNEF, widely accepted by European EPCs and financing institutions
• Over 25 years professional experience in power electronics; mature solution capability for large-scale power stations
• Rich product matrix covering microinverters, string inverters, hybrid inverters and energy storage PCS
• Stable global supply chain and local European technical service network
• Compatible with mainstream PV modules including LONGi, JinkoSolar and Trina Solar
• Solutions satisfy EU carbon neutrality requirements for commercial and public bidding

5. Competitive Positioning: Sungrow vs Huawei Inverters

• Sungrow SG Series: Deep accumulation in power electronics and large ground station projects; superior high-power inverter portfolio; competitive advantages for utility-scale solar parks and agrivoltaic projects; robust anti-corrosion design suitable for harsh environments
• Huawei SUN2000 Series: Pioneering smart string inverter digital ecosystem; outstanding intelligent diagnosis and cloud O&M capability; dominant market share in European residential distributed market

6. Global & Regional Contact Information | SunPhoton Energy

Official Website: www.pvsolarpowersystem.com

China Headquarters (Shanghai)

CEO Email: xiaaimin@pvsolarpowersystem.com

Mobile / WhatsApp: 0086-15961718848

Headquarters Address: Room 301, No.278 Pengping East Road, Nicheng Town, Lingang New City, Pudong, Shanghai (Near Tesla Shanghai Gigafactory), China

European Regional Office

Sales & Support Email: europe@pvsolarpowersystem.com

African Regional Office

Sales & Support Email: africa@pvsolarpowersystem.com

Asia-Pacific Regional Office

Sales & Support Email: asia@pvsolarpowersystem.com

American Regional Office

Sales & Support Email: america@pvsolarpower.com