Inversor monofásico conectado a red R5-3k~8k
Technical Specifications at a Glance
| AC Power | 3kW – 8kW |
|---|---|
| Inverter Type | On-grid Inverter / PV Inverter |
| MPP Voltage Range | 90 – 550 Volt |
| MPP Tracker | 2 |
| Phases | 2 |
| Communication | RS485, RS232, Bluetooth, Wi-Fi, 4G (plug-in module) |
| Pieces per Package | 1 per carton, 36 per pallet for R5-3-6K-S2-15 / 14 per pallet for R5-7/8K-S2-15 |
| Garantía | 5 years (extendable up to 25 years) |
What This Model Is Best For
SAJ R5 3 – 8 kW Single-Phase Inverter (S2-15)
A twin-MPPT, fan-free inverter delivering up to 98.3 % efficiency, accepting 15 A per string (30 A on 7/8 kW) and providing real-time cloud monitoring for retail, school and light-industrial rooftops.
Design
| Size 3–6 kW | 389 × 367 × 143 mm |
| Size 7–8 kW | 429 × 418 × 177 mm |
| Weight | 12.2 – 18 kg |
| Cooling | Fan-free < 25 dB |
| Enclosure | Aluminium, IP 65 |
Electrical Specs
| Rated AC Output | 3 – 8 kW |
| Max PV Power | Up to 12 kW DC |
| MPPT Range | 90 – 550 V |
| Max Input Current | 2 × 15 A (2 × 30 A on 7/8 kW) |
| Night Loss | < 0.2 W |
Operating Range
| Temperature | -40 °C – +60 °C |
| Altitude | 0–4000 m (derate > 3000 m) |
| Humidity | 0–100 % (non-cond.) |
Smart Functions
- Dual MPPT for mismatch optimisation
- Plug-in Wi-Fi / 4G communications
- Bluetooth app for 60-sec commissioning
- Live data, alarms & remote FW updates
- Export & generation limit ready
Safety & Protection
- Built-in DC switch & SPD (Type III)
- AFCI / GFCI fault detection
- Anti-islanding & grid monitoring
- IEC 62109, EN 50549, AS 4777 compliant
Install & Service
- Rear-panel bracket: 5-min one-person mount
- Tool-free AC plug + MC4 DC connectors
- Auto country grid-code selection
- Global SAJ service partners
Garantía
| Standard Cover | 5 years |
| Extension Option | Up to 25 years |
Product Resources
Download the latest user manual & datasheet:
Installation, Walkthrough, and Product Videos
Use these videos for installation review, commissioning checks, and client-facing product walkthroughs.
SAJ R5 Rooftop Solar Inverter for Smart Solar Energy
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Introducing R5 Series Rooftop On-grid Solar Inverter
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R5 Rooftop Solar Inverter: How to set up export limitation based on eSolar SEC via eSolar O&M
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Where This Model Fits Best
Use these scenarios to decide whether this model belongs on the shortlist before quote approval.
Modern Residential Rooftop Systems
Who it’s for: Homeowners upgrading to higher panel wattages (500W+), looking for efficient rooftop self-consumption.
Why R5-3~8K fits:
- Supports 16A input per string – ready for 210mm high-current modules
- Dual MPPTs with 2 inputs – ideal for East-West roof layouts
- 150% oversizing allowed – full power harvest on limited rooftops
Suburban Clinics or Light Commercial Buildings
Who it’s for: Clinics, offices, or community centers with stable daytime energy loads and building-mounted PV.
Why it works:
- Single-phase export compliant with EN50549 / G99
- AFCI and DC/AC SPD built-in – no extra safety gear needed
- Supports remote OTA updates – saves technician site trips
What Buyers Get Before Quote Approval
From requirement check to document pack and quotation, Sunriver keeps the process clear for distributor and project teams.
Talk & Plan
We listen to your needs and create a plan that works for you. Our team will help you understand all your options.
Quote & Agree
You get a clear price with no hidden costs. Once you're happy with everything, we sign the agreement and start working.
Make & Check
We carefully make your order and check everything meets our high standards. You'll know exactly how things are going.
Ship & Support
Your order ships safely to you on time. We're always here to help if you need anything after delivery.
FAQ for Technical Review
Use these questions to resolve monitoring, warranty, compatibility, and procurement concerns before approval.
How do I decide between R5, R6, and C6?
Start with the installation scale and phase requirement. R5 usually fits smaller rooftops, R6 fits larger rooftop or higher-output grid-tied systems, and C6 is the better path when the project is clearly C&I and needs higher three-phase output.
Which document should I review before I ask for pricing?
Use the datasheet first to confirm AC output, phase, MPPT range, communication, and grid-facing features. Move to the user manual when the installer or technical buyer needs wiring, commissioning, or monitoring detail.
What project details help Sunriver recommend the right on-grid model faster?
Share the destination country, site type, AC output target, phase, module current, and monitoring preference. That usually removes a full clarification loop before the quote or document pack is sent.
How is monitoring usually handled after installation?
Most buyers should confirm the required monitoring path before approval: app access, portal access, Wi-Fi, Ethernet, 4G, or local communication hardware. If remote performance visibility is part of the handoff, ask for the exact monitoring setup with the product request.
What should I send if I need pricing and lead-time guidance?
Send the target model or family, estimated quantity, destination market, and expected schedule. If the project is still at shortlist stage, add the AC output range and grid code concern so the quote route stays aligned with the technical review.
Still have questions?
Can't find the answer you're looking for? Our support team is here to help you.
Compare Nearby Models
Review adjacent models before you finalize the shortlist.
Need Pricing, Documents, or Model Matching?
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- Get engineering support and compatibility checks
- Receive datasheets, manuals, and project-reference material
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