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.
SAJ-Focused Portfolio · Inverters · Hybrid Systems · ESS
Solar & Storage for Distributor Quotes
When buyers need on-grid, hybrid, and storage options in one shortlist, slow documentation delays the quote. Sunriver moves the discussion from model selection to technical review and pricing with one SAJ-focused supply path.
Need a Faster Path from Product Shortlist to Quote?
Quote Readiness
When product options start to blur together, missing specs slow distributor decisions. Sunriver keeps the portfolio, documentation, and quote path aligned from the start.
Technical Matching
When a project needs the right inverter, battery, or all-in-one fit, generic advice wastes time. Sunriver narrows the shortlist around application, voltage, and system scope.
Documentation Flow
When buyers need manuals, datasheets, and warranty references before they commit, scattered files stall approvals. Sunriver puts the core review documents in one procurement flow.
Product Documentation & Compliance Reference
Buyer Review Support
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
Choose the Right Solar Inverter or ESS for the Job
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.
Which Solar & Storage Setup Fits the Project?
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.
What Buyers Need Before They Approve a Solar & Storage Order
When a project moves from shortlist to internal approval, buyers need fast answers on product fit, documentation, warranty handling, and commercial follow-up.
Solution Configuration & Matching
Application Fit
- Send project scope, phase, and capacity target for a tighter first shortlist.
- We keep inverter, storage, and accessory decisions aligned before quote approval.
Document Pack & Labeling Review
Buyer Approval Support
- Use the first document pack to align datasheets, manuals, warranty references, and carton questions.
- This shortens internal review when the buyer needs both technical and procurement sign-off.
Compatibility & Monitoring Checks
Technical Review
- Raise battery, meter, monitoring, or grid-code questions before the model is locked.
- This keeps the quote path cleaner when the installer or buyer needs a second technical pass.
Warranty File & After-Sales Coordination
Post-Sale Path
- Request the right warranty file and support route for the final model and market.
- That gives the buyer a cleaner handoff after shipment and commissioning.
How Sunriver Moves a Project From Inquiry to Shipment
From first project brief to shipment, Sunriver keeps the commercial and technical workflow clear for distributors, installers, and project buyers.
Step 1
Project Brief & Shortlist
Send the application, phase, capacity target, and destination market. Sunriver returns a tighter product path, the first document pack, and the commercial route for the next decision.
Advantage
Reduces back-and-forth before the buyer approves the shortlist.
Step 2
Document Pack & Quote Review
After the shortlist is clear, we align the datasheets, manuals, warranty references, and quotation path around the buyer's exact model and market.
Advantage
Technical review and commercial review move in the same direction.
Step 3
Production Readiness & QC Visibility
Before shipment, we confirm the final model set, packing path, and quality documentation needed for buyer sign-off.
Advantage
The buyer sees what is shipping before the logistics step starts.
Step 4
Shipment Docs & Support Handoff
Once the order is ready, Sunriver keeps export paperwork, delivery coordination, and after-sales routing in one follow-up path.
Advantage
The support conversation does not restart after the goods leave.
Sunriver Electric
A SAJ-Focused Supply Partner for Solar & Storage Procurement.
When buyers need one partner to narrow options quickly, Sunriver links product selection, documentation, and quote coordination in one supply path.
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
Bring Your Next Solar & Storage Quote Into One Workflow
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!
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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.