On-Grid Inverters
R5/R6/C6 Series
0.7kW - 125kW
- For stable grid areas.
- Works with mainstream PV modules.
- Ideal as a cost-effective option.
PV-ESS Manufacturer · One-Stop Solar Energy Solution
Solar & Storage for Home Backup Power
Focused on solar & storage manufacturing, Sunriver Electric supplies full-range on-grid, hybrid and storage systems for projects worldwide – more reliability, less complexity.
Innovative PV-ESS Solutions to Support Your Solar Projects
Innovation
Factory-Engineered for Stability PV-ESS hardware built to last. Future-ready inverter and storage product families, engineered by our factory team.
Global Expertise
Deployed Globally Trusted by solar professionals across 80+ markets. Our hardware is manufactured to meet international standards (IEC/EN/VDE).
Safety & Security
Rigorous Safety Standards Peace of mind through factory testing. From automated SMT to 100% aging tests, we execute strict quality protocols.
PV-ESS Certifications & Compliance
Factory Verified Standards
IEC 62109-1
PV inverter safety
IEC 61730-1
PV module safety
IEC 62619
Battery safety
IEC 61000
Power quality
CE
EU conformity
TÜV Rheinland
Certification
15+
Years in PV-ESS Manufacturing
100+
R&D & Engineering Experts
50+
Global Markets Served
500+
MWh Systems Delivered
Versatile Solar Inverters & ESS We Manufacture
Hybrid Inverters
H1/H2/H2 LV Series
3kW - 30kW
- Best for homes needing backup.
- Reduces generator runtime & fuel.
- Balances bill savings & backup power.
All-in-One ESS
HS2/HS3/CHS2
High & Low Voltage
- Combines solar, grid & battery.
- Space-saving for garages/utility rooms.
- Premium, neat offering for clients.
Drive Residential & Commercial Success with Tailored PV-ESS Solutions
Residential Solutions
Powering modern homes
- For home backup and small systems.
- Common loads: lights, fridge, Wi-Fi & key sockets.
- Best with: Hybrid Inverter + Battery or All-in-One ESS.
📍 Melbourne, Australia
Hybrid ESS (H2 + B2 Series)
Scenario: Single-family home backup.
Result: A silent, reliable system ensuring 24/7 power for Wi-Fi and refrigerators during grid outages.
📍 Bristol, UK
All-in-One ESS (HS3 Series)
Scenario: Compact retrofitting for a terraced house.
Result: Plug-and-play installation in a tight garage space, maximizing self-consumption from limited roof PV.
📍 Bangkok, Thailand
All-in-One ESS (HS3 Series)
Scenario: Energy independence for a detached villa.
Result: Achieved 90% grid independence with smart load management, significantly reducing monthly electricity bills.
Commercial Solutions
C&I Solutions
Driving business efficiency
- For shops, offices, warehouses & factories.
- Loads: POS, IT systems, machinery & lighting.
- Best with: High-Power Hybrid, Cabinet ESS or C&I On-Grid.
📍 Cádiz, Spain · Warehouse
50kW Hybrid + 100kWh Storage
Scenario: Peak shaving for logistics center.
Result: Reduced peak demand charges by 40% and provided emergency backup for automated sorting machinery.
📍 Barcelona, Spain · Factory
Grid-Tied PV (450kW System)
Scenario: Daytime load reduction for factory.
Result: Offset daytime energy consumption by 60%, with an expected ROI of less than 4 years.
📍 Bucharest, Romania · Food Processing
100kW Hybrid + 200kWh Storage
Scenario: Production line power support.
Result: Stabilized voltage for sensitive milk processing equipment and maximized solar self-use.
Premium & Comprehensive Support to Ensure Smooth PV-ESS Projects
From technical configuration to brand building, we provide the practical backing you need to win local markets.
Solution Configuration & Matching
Expert Product Selection
- Send requirements (load, grid type) for a tailored configuration list.
- We ensure inverter, battery, and accessories are perfectly matched.
Flexible OEM & ODM Solutions
Define Your Product DNA
- OEM Services: Custom silk-screening, packaging & manuals.
- ODM Capabilities: Exclusive firmware logos & local grid settings.
Direct Engineering Response
Fast Technical Answers
- Get a dedicated account manager connected directly to our tech team.
- We assist with parameter settings, install questions & firmware updates.
Warranty & RMA Coordination
Reliable Protection
- We stand behind our quality with standard 5-10 year factory warranties.
- Streamlined RMA process ensures quick spare parts dispatch.
4 Simple Steps to Start Working with Sunriver Electric
From first project brief to shipment, our factory process is straightforward for installers and distributors.
Step 1
Evaluation & Quote
Send your inquiry. We analyze your grid/market requirements and provide a precise configuration list and factory-direct quotation.
Advantage
Technical accuracy ensuring the right product fit from day one.
Step 2
Production Scheduling
Upon order confirmation, we integrate your batch into our ERP system and provide a confirmed "Ready Date" within 48 hours.
Advantage
Accurate lead times you can promise to your downstream customers.
Step 3
Transparency & Quality Check
Before shipping, receive a comprehensive "Factory Output Report"—including photos of your pallets, serial lists, and final aging test results.
Advantage
Verify your goods remotely before they ever leave our dock.
Step 4
Delivery & Lifetime Care
We handle export docs (BL, CO) for smooth customs clearance. Upon arrival, your standard factory warranty activates immediately, and our support team remains on standby for any future technical needs.
Advantage
A partnership that doesn't end at shipment—we back you for the long run.
Sunriver Electric
Leading the future of digital energy with solar & storage excellence.
Full-scope solar & storage solutions powering projects worldwide. We connect advanced manufacturing directly to your local grid needs.
Trusted Partners
"Getting sizing and pricing back within 24 hours has made it easier for us to respond to customers before our competitors. Communication is clear."
Owner
Resi Installer – Australia
"The team helps match suitable inverters and ESS cabinets. Their explanations are technical but easy enough for our sales team to use."
Tech Manager
Solar EPC – Spain
"Hardware has been stable in the field, and when questions come up, we reach the same contact at the factory directly."
Project Engineer
C&I Installer – Thailand
"Packing, serial lists and export documents have been accurate so far, which helps us keep control of warehouse processes."
Procurement Lead
Distributor – E. Europe
"Sunriver Electric’s team is realistic about what their systems can and cannot cover, avoiding over-promising to clients."
Owner
Off-Grid Spec. – South Africa
"Having exact model codes, quantities and options saves us time compared to building BOMs from scratch."
Sales Manager
Distributor – Middle East
"Clear information on stock status and estimated ready dates helps us plan installations and manage expectations."
Ops Manager
EPC – Latin America
"Datasheets and wiring diagrams are easy to download. It reduces simple questions during commissioning."
Installation Head
Contractor – Eastern Europe
Let’s Partner on Your Next PV-ESS Project
Contact us to get a free PV-ESS quote and sizing support. We help you match inverters and storage systems to real projects.
Request Sent!
We have opened a confirmation page in a new tab. Our team will contact you within 24 hours.
What Happens After You Contact Us
Project Brief & 24-Hour Reply
Share your project brief or product list, and our factory team replies within 24 hours on business days.
Models, Quantities & Schedule
We suggest inverter and ESS models, confirm quantities with you and share an estimated ready date.
Build Proof & Documents
Before shipment, you receive packing photos, serial-number lists and draft export documents to check.
Shipping & Ongoing Support
We arrange shipment, send tracking details and stay as your factory contact for future projects and support.
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