Growatt 3.5KW Single Phase Off-Grid Solar Inverter
Growatt 3.5KW Single Phase Off-Grid Solar Inverter
Available in stock (175)
Integrated MPPT: Features an advanced MPPT charge controller for maximum solar energy efficiency.
Battery Versatility: Operates with or without a battery, providing flexible energy solutions.
High PV Input: Accepts up to 280VDC of PV input, allowing for a wide range of solar panel options.
Generator Ready: Equipped with a generator connection for additional power options.
Expandable Power: Supports parallel operation for capacity expansion up to 21kW.
Smart Monitoring: Optional WIFI/GPRS remote monitoring for convenient system management.
Priority Configuration: Configurable grid or solar input priority to optimize energy use.
Quick Transfer: Transfer time is 10ms typical, ensuring minimal interruption during power source changeover.
Durable Construction: Designed to operate within a wide temperature range for various environments.
Comprehensive Warranty: Comes with a 2-year warranty for peace of mind and reliability.
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Why Choose Rocksolar?
Why Choose Rocksolar?
Rocksolar is Canada's trusted source for professional-grade solar equipment. With years of experience in renewable energy, we provide reliable, certified products backed by comprehensive warranties and expert support. From homeowners to commercial installers, thousands trust us to deliver quality solar solutions that perform for decades.
Installation Information
Installation Information
Designed for DIY installation by those comfortable with basic electrical work.
What You'll Need:
- Basic electrical tools (wire strippers, screwdrivers, multimeter)
- Understanding of electrical safety and local codes
- 2-4 hours for typical installation
Included: Detailed manual with diagrams, wiring schematics, and access to online video tutorials.
Note: Follow local electrical codes. Permit may be required. Contact our technical support team at 1-800-858-4318 with any questions.
Shipping & Rerturns
Shipping & Rerturns
- Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
- Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
- If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Talk to Our Solar Experts
Have questions about this system? Our solar specialists are here to help you choose the right setup for your needs. Whether you need sizing guidance, installation support, or bulk pricing, we're ready to assist.
- Expert System Sizing
- Bulk Order Pricing
- Technical Support

