☀️ STF Solar Hybrid Inverter

The Future of Energy Management is Here.

The STF Series Hybrid Solar Inverter intelligently combines solar power, battery storage, and grid electricity into one seamless system. Engineered for efficiency and reliability, it ensures you have 24/7 power—even when the grid fails—while maximizing your savings through smart export management.

[Image of Solar inverter diagram] Electrical Panel, Electric Meter, Circuit Breakers - Home UPS

Why Choose STF Hybrid?

Experience the perfect balance of On-Grid savings and Off-Grid independence.

Advanced MPPT Tech

Our integrated Maximum Power Point Tracking (MPPT) ensures up to 99.9% efficiency in harvesting solar energy, adapting instantly to changing sunlight conditions.

UPS Mode (4ms Transfer)

Never experience a blackout. The STF Hybrid Inverter switches to battery power in less than 4 milliseconds, keeping computers and sensitive appliances running smoothly.

Flexible Battery Support

Compatible with both Lead-Acid and modern Lithium-Ion (LiFePO4) batteries. It optimizes charging cycles to extend your battery lifespan significantly.

Zero Export Function

Have grid restrictions? The STF Inverter can be configured to prevent exporting excess power to the grid, ensuring you use 100% of your generation internally.

Shop STF Hybrid Inverters

Engineered for Indian Homes and Businesses.

Best Seller Tata Green SwitchOn Home UPS
STF-H5000 5kW Single Phase Hybrid
• Dual MPPT
• Touch LCD
• Wi-Fi Monitoring Included
₹ 93,000
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Eco Model Tata Green SwitchOn Home UPS
STF-H3000 3kW Hybrid Inverter
• 48V Battery System
• IP65 Protection
• Compact Design
₹ 81,000
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Commercial Tata Green SwitchOn Home UPS
STF-H10K 10kW Three Phase Hybrid
• 100% Unbalanced Output
• Supports Diesel Gen
• Heavy Load Ready
₹ 2,19,000
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Industrial Tata Green SwitchOn Home UPS
STF-H50K 50kW Industrial Hybrid
• High Voltage Battery
• 200A Passthrough
• Grid Stabilization
₹ 5,91,000
View Products

STF vs. Standard Inverters

Why upgrading to an STF Hybrid makes financial sense:

Feature STF Hybrid Standard On-Grid Off-Grid Inverter
Grid Feed-inYes (Net Metering)YesNo
Battery BackupYesNoYes
Work During CutYesNo (Anti-islanding)Yes
Smart Load ControlYesNoNo
MonitoringApp IncludedOptionalBasic LCD
Generator SyncAutomaticNoManual

Technical Excellence 📈

Specs that drive performance and longevity.

97.6%
Max Efficiency
IP65
Outdoor Rated
5 Yrs
Warranty

Advanced Capabilities

Smart Load: Configure a dedicated output for essential appliances (fridge, lights) that stays on during cuts, while heavy loads turn off.
Parallel Operation: Need more power? Connect up to 16 STF units in parallel to scale your system from 5kW to 80kW.
Retrofit Ready: Our AC Coupling feature allows you to add battery storage to your existing solar system without replacing your old inverter.

Ideal Applications

Versatile power for every scenario.

Residential Villas

Secure your home against summer power cuts. Run Air Conditioners and kitchen appliances seamlessly using stored solar energy.

Remote Offices

Protect critical IT infrastructure. The STF Hybrid ensures servers and internet connectivity remain active during grid fluctuations.

Petrol Pumps

A critical business use case. Ensure fuel pumps operate 24/7 without relying on expensive diesel generators during outages.

EV Charging Stations

Integrate with your EV charger to fill your car with green energy directly from the sun, reducing charging costs to zero.

EV

Edison Vinson

Power Systems Specialist and contributor at Siri Technofabs. Passionate about critical infrastructure, battery storage systems, and energy efficiency.

Power Your Future with STF

Get expert advice on sizing the perfect STF Hybrid System for your needs.

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