Official Sourcing Channels
We supply 100% genuine on-grid inverters sourced directly from leading manufacturers, backed by full original factory warranties.
On-grid Inverters for Grid-Tied & High-Yield Solar Applications
Engineered for Maximum Grid Feed-in and Long-Term Reliability
We offer a curated portfolio of on-grid inverters, featuring the proven R5, R6, and C6 series, to meet diverse residential, commercial, and industrial project demands.
We Help You Deliver Key Outcomes in On-grid Applications
We provide a curated portfolio of on-grid inverters, each engineered to deliver specific outcomes for your clients. Explore how you can achieve these results for residential, commercial, and industrial applications.
For Residential Projects, Balancing Performance with Homeowner Comfort
Target:
Premium Residential & Small Commercial
Power:
0.7kW – 12kW
Features:
Quiet (<29dB), High Efficiency (98.6%)
How It's Delivered: R5 Series offers high efficiency and ultra-quiet operation for home applications.
Target:
Premium Residential & Small Commercial (Single/Three Phase)
Power Range:
0.7kW – 12kW
Key Features:
Quiet (<29dB), High Reliability, User-Friendly eSolar App Monitoring, Efficiencies up to 98.6%.
How It's Delivered:
Our R5 Series is engineered for this. Its high efficiency (up to 98.6%) and ultra-quiet (<29dB) fanless design make it the ideal choice for home applications.
Unsure Which Inverter is Right For You?
Let's skip the deep dive. Provide a few project details, and our team can quickly recommend the best series and provide a preliminary quote.
Understanding On-grid Power: From Sunshine to Your Socket
The on-grid inverters we supply are the heart of any grid-tied solar system. They perform a critical, multi-step process to seamlessly convert the sun's energy into usable power for your property.
1. Harnessing Solar Energy
It all starts with your PV panels capturing sunlight and converting it into DC (Direct Current) electricity, the raw fuel for your system.
2. Intelligent DC to AC Conversion
The inverter then performs its core magic: converting that raw DC power into high-quality AC (Alternating Current) power, precisely matching your local grid's voltage and frequency.
3. Prioritizing Your Power Needs
This grid-perfect AC power is instantly sent to power your home or business first, directly reducing the amount of electricity you need to purchase.
4. Seamless Grid Export
When you generate more power than you consume, the surplus energy is safely and seamlessly exported to the utility grid, ensuring every drop of sunshine is utilized.
3 Core Advantages of Our Curated On-grid Inverter Portfolio
We have carefully selected a range of on-grid inverters that excel in three key areas critical for project success: performance, usability, and long-term reliability.
Maximum Power for Faster ROI
The inverters we offer achieve industry-leading efficiency (up to 99%) and use advanced MPPT algorithms to maximize your energy yield, accelerating your project's return on investment.
Up to 99% Max Efficiency
Advanced MPPT Algorithm
High Power Yield
Faster Project ROI
Flexible Installation and Easy Management
Adapt to any site with a wide power range and models featuring up to 12 MPPTs. All systems can be remotely monitored and managed via an intuitive platform.
Wide Power Range
Multiple MPPT Inputs
Intuitive Remote Platform
Quick Commissioning
Built for Durability and Lasting Safety
Expect long-term, reliable operation thanks to robust components, comprehensive protections (Type II SPD, optional AFCI), and high protection ratings (IP65/IP66) for harsh conditions.
Robust Componentry
Integrated Type II SPD
Optional AFCI Protection
IP65/IP66 Weatherproof
Core Specs of On-grid Inverters
R5 Series Single Phase - R5-5K-S2-15
DC Input & PV Array Compatibility
Max. PV Array Power
7500 Wp
Allows flexible solar array oversizing for optimal yield.
Intervallo di tensione MPPT
90-550 V
Wide range adapts to various string designs easily.
Max. DC Input Current
15 A
Suits modern high-current PV modules effectively.
AC Output & Grid Connection
Nominal AC Output Power
5000 W
Delivers stable 5kW for typical residential needs.
Nominal AC Voltage/Range
220/230/240V
Compatible with global single-phase grid standards.
Max. Efficiency
97.8%
High conversion rate for greater energy harvest.
Physical & Operational Data
Protection Degree
IP65
Durable design for reliable outdoor installation.
Peso
18 kg
Compact and lightweight for easy handling and setup.
Noise Emission
<29 dB
Quiet operation, ideal for residential environments.
On-grid Inverter Showcase
Explore our range of high-efficiency on-grid inverters through these detailed video overviews and technical demonstrations.
5:42
SAJ R5 Rooftop Solar Inverter for Smart Solar Energy
Advanced rooftop solar solution with intelligent energy management
3:28
Introducing R5 Series Rooftop On-grid Solar Inverter
Next-generation on-grid solar inverter technology
8:15
SAJ R6 Series Solar Inverter Installation Tutorials
Step-by-step installation guide for R6 series inverters
6:33
InterSolar 2022: SAJ Latest Smart Energy Solutions
Discover our innovative smart energy solutions showcase
12:47
SAJ C6 Series Commercial Solar Inverter Installation
Professional installation guide for commercial applications
Beyond the Inverter: The Value of Sourcing On-grid Systems with Sunriver Electric
Choosing the right on-grid inverter is critical. Ensuring you source it through a reliable, professional supplier is just as important. Discover the key advantages of working with Sunriver Electric for your grid-tied project needs.
Simplified Global Sourcing
Our expert team simplifies complex international trade processes for on-grid systems, ensuring a hassle-free procurement experience.
Clear, Actionable Data
Access accurate, up-to-date specifications and grid compliance details for all the on-grid inverters in our curated portfolio.
Complete On-grid Range
From single-phase residential to high-power three-phase industrial, access a complete lineup of On-grid Inverters (R5, R6, C6) through us.
Responsive, Professional Service
Our dedicated team provides prompt support for your on-grid product inquiries and orders, guaranteeing responses within 1 business day.
Focused On-grid Expertise
With 5+ years specializing in PV technology, we understand the specific technical and commercial nuances of on-grid solar projects.
Client Testimonial
"Sourcing reliable inverters internationally was always a challenge until we started working with Sunriver Electric. They provide access to high-performance SAJ on-grid inverters and, crucially, manage the entire procurement process with exceptional professionalism. Their clear communication and dependable logistics have made them our go-to supplier.
"
Andrew Jiafu T
Associate Director of Global Sales at Cerametronics
Proven in the Field: On-grid Projects Supplied by Sunriver Electric
High-performance technology proves its value in real-world applications. Explore how the on-grid inverters we supply have become a trusted component in diverse projects.
Powering a High-Demand Industrial Facility in Poland
Industrial Plant, Poland
The Challenge:
An EPC in Poland needed a robust 500kW solution for an industrial rooftop with complex orientations, requiring maximum energy harvest and absolute reliability to power manufacturing operations.
Sunriver's Solution:
We supplied 4 SAJ C6-125K-T12 inverters, recommended for their 12 MPPTs and high efficiency. We ensured timely delivery and provided complete technical documentation for smooth grid connection.
The Result:
The system consistently achieves a high Performance Ratio (>85%), providing the client with significant energy cost savings and a predictable, high-yield solar asset.
Ensuring Reliable Energy for a Spanish Residential Community
Residential Community, Spain
The Challenge:
A Spanish developer needed a cost-effective inverter solution for a new community of over 30 homes, requiring consistent performance and easy remote management.
Sunriver's Solution:
We supplied 20 SAJ R6-20K-T2-32 inverters, ideal for multi-home projects. Our streamlined procurement process allowed the developer to receive all units in a single, coordinated shipment.
The Result:
All homes were successfully powered, with the system showcasing >98% uptime. The developer praised the reliability and ease of managing the entire portfolio via the eSolar platform.
Meeting Strict Compliance for a German Commercial Rooftop
Commercial Facility, Germany
The Challenge:
A German logistics company wanted to reduce its carbon footprint and high energy costs. Their installer needed a high-yield 250kW system that would meet stringent German certification standards.
Sunriver's Solution:
We supplied 4 SAJ C6-100K-T9 inverters and provided all necessary TÜV and VDE compliance certificates upfront, which significantly simplified the grid approval process for the installer.
The Result:
The system consistently exceeds energy production targets, achieving an impressive 98.7% average inverter efficiency and an estimated annual CO2 reduction of 180 tons.
Resources
Access detailed datasheets and user manuals for our complete portfolio of on-grid solar inverters.
R5 Series
Rooftop Solar Inverter
Datasheet
R6 Series
Advanced Rooftop Inverter
Datasheet
C6 Series
Commercial Solar Inverter
FAQs
Frequently Asked Questions about our On-grid Inverters.
Selecting the right capacity (kW) is crucial. While a general best practice is to match the inverter's AC output to the PV array's size, modern regulations often allow for significant Sovradimensionamento CC. This strategy (e.g., installing 13kWp of panels on a 10kW inverter) maximizes energy harvest in real-world conditions. We can help you determine the optimal oversizing ratio for your project based on the capabilities of the SAJ R5, R6, and C6 series.
Beyond the basic power rating, we advise clients to focus on these key performance indicators:
- Max. Efficiency (%): A higher percentage means less energy is lost during DC to AC conversion, directly impacting your ROI.
- MPPTs & String Current (A): Multiple MPPTs offer flexibility for complex roofs. High string current (e.g., 16A) ensures compatibility with modern, high-power bifacial modules.
- Protection Level & Certifications: These determine the inverter's durability (e.g., IP65/IP66) and its compliance with your local grid codes.
Quality assurance is central to our business. As a professional supplier, we have a direct sourcing relationship with leading manufacturers like SAJ. This guarantees you receive 100% factory-new, genuine products with their full, original manufacturer's warranty (typically 5-10 years). We provide all official documentation and can assist in facilitating any warranty claims, ensuring your investment is protected.
International procurement involves more than just placing an order. Our team streamlines this for you by:
- Consolidating Communication: Acting as your single, professional point of contact.
- Managing Logistics: Coordinating production schedules and optimizing shipping solutions to lower your per-unit cost.
- Ensuring Documentation Compliance: Proactively providing all necessary, accurate documents (certificates, datasheets, etc.) for smooth customs clearance.
To provide the most accurate quote, please share the following details:
- Project's location (country)
- Required total capacity (kW)
- Grid voltage and phase requirements
- The specific application (residential, commercial, or industrial)
Knowing your preferred inverter series (e.g., SAJ R6 or C6) is also helpful. The more details you provide, the better we can tailor a competitive sourcing plan for you.
Absolutely. All on-grid inverters in our portfolio, including the SAJ R5, R6, and C6 series, support advanced remote monitoring. Through user-friendly platforms like SAJ's eSolar (available via App and Web), you and your clients can easily track real-time performance, review historical data, and manage the system from anywhere.
Explore Our Other Solar Products
Intelligently manage solar, battery, and grid power with SAJ H1 / H2 hybrid inverters. Features smart modes for optimal energy storage and usage.
H1
H2
H2 LV Series
Get complete home energy control with SAJ HS2/HS3/CHS2 All-in-One storage systems. Integrated battery, smart management, backup power ready.
HS2
HS3
CHS2 Series
Enhance system control and monitoring with SAJ Data Collector & eManager. Optimize performance and gain deeper solar insights easily.
Data Collector
eManager
Ready to Plan Your On-grid Inverter Procurement?
Let our team help you configure the right mix of high-efficiency on-grid inverters for your project. We provide clear technical data, availability, and competitive quotes to simplify your decision.
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