
REFUhyb 3-12K
- Maximize Solar Power: PV oversizing up to 2X for greater energy harvesting.
- True Hybrid Flexibility: Seamlessly combine PV, battery storage, and grid.
- Smart Backup: UPS functionality with <10ms switchover time for critical loads.
- Easy Installation: Plug-and-play design with compact footprint and active cooling.
- Remote Intelligence: Smart commissioning, monitoring, and updates through REFUview.
- Scalable Solution: Parallel inverter operation for future expansion.
- Engineered for Harsh Environments: IP66-rated and ready for European homes.
Take control of your energy future with the REFUhyb 3KH1 to 10KH1 — the next generation of residential hybrid inverters. Designed for homeowners who demand reliability, flexibility, and independence, REFUhyb puts the power back in your hands.
The Smart Residential Energy Hub
REFUhyb empowers homeowners to optimize solar self-consumption, cut energy costs, and ensure backup power security. Whether you’re just starting your solar journey or planning to add storage later, REFU’s hybrid platform evolves with your lifestyle.
With REFU, you don’t just install an inverter — you gain a reliable partner in your home energy journey, backed by proactive service and technical excellence.
Live Smarter, Save Smarter

REFUbat 7.4-36.8K
- Flexible Capacity: From 7.4 kWh up to 36.8 kWh — modular, stackable design.
- Top-Tier Safety: Proven LFP chemistry with built-in overcharge and thermal protection.
- Smart Energy Management: Full compatibility with REFUhyb inverters and remote monitoring through REFUview.
- Long-Term Reliability: ≥5500 cycles 10-year warranty.
- Compact Footprint: High energy density and natural cooling for simplified installation.
- Fast Deployment: No internal wiring — quick locking connections for easy setup.
Flexibility, safety, and performance — the REFUbat 7.4–36.8 kWh battery system brings it all together. Built to grow with your needs, it’s the perfect fit for small commercial and industrial (C&I) projects, larger residential systems, and energy-conscious businesses ready to take control.
Grow Your Storage, Grow Your Business
Scalable Energy Storage for Small Commercial Applications
Whether you’re aiming to reduce peak demand charges, support critical backup systems, or maximize your solar investments, REFUbat 7.4–36.8 kWh makes energy management simple and future-proof. Designed with modularity in mind, expansion is easy when your energy needs evolve.
At REFU, we add more than hardware. We deliver expert guidance, engineering support, and a customer-first mindset that ensures your project success.

REFUhyb 3-12K
- Maximize Solar Power: PV oversizing up to 2X for greater energy harvesting.
- True Hybrid Flexibility: Seamlessly combine PV, battery storage, and grid.
- Smart Backup: UPS functionality with <10ms switchover time for critical loads.
- Easy Installation: Plug-and-play design with compact footprint and active cooling.
- Remote Intelligence: Smart commissioning, monitoring, and updates through REFUview.
- Scalable Solution: Parallel inverter operation for future expansion.
- Engineered for Harsh Environments: IP66-rated and ready for European homes.
Take control of your energy future with the REFUhyb 3KH1 to 10KH1 — the next generation of residential hybrid inverters. Designed for homeowners who demand reliability, flexibility, and independence, REFUhyb puts the power back in your hands.
The Smart Residential Energy Hub
REFUhyb empowers homeowners to optimize solar self-consumption, cut energy costs, and ensure backup power security. Whether you’re just starting your solar journey or planning to add storage later, REFU’s hybrid platform evolves with your lifestyle.
With REFU, you don’t just install an inverter — you gain a reliable partner in your home energy journey, backed by proactive service and technical excellence.
Live Smarter, Save Smarter

Affordable & Clean Energy
Long-lasting, Environmental and Economical

Electryfing innovation
Intelligent, highest-yield and solution-oriented

German Tech
Highest standards, safety and reliability

Measurable Results
Best longterm cost ratio
Technical Datasheets & Manuals
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System Planning & Monitoring
REFU Software tools provide data setup solutions for PV installation.
During operating your PV system REFUlog ensures reliable system communication and monitoring.
Each REFU inverter has an integrated data logger and can be connected to our cloud-based monitoring portal.