This review dives into a budget-friendly mini solar inverter set, perfect for those seeking a low-cost, reliable backup power solution. We put the entire system through its paces, examining each component individually and then testing the integrated setup under real-world conditions. From a 12-watt tubular lead-acid battery and a 50-watt monoblock solar panel to the core 12-watt DC inverter, we assess performance, durability, and value for money. The price point of this entire system comes in under ₹4000, a significant draw for those on a tight budget.This comprehensive review covers setup, charging times, load testing with multiple devices (including a TV, phone charger, and lights), and overall performance. We analyze the pros and cons of each component and the integrated system, highlighting key features like the inverter's build quality, the panel's efficiency, and the battery's claimed longevity. Ultimately, we determine whether this mini solar inverter set truly delivers a practical and affordable power solution for low-power household needs.
Pros And Cons
- Good quality.
- Lifetime warranty.
- Charges battery well.
- Has black cells.
- Successfully runs TV, fan, and lights.
- Charges mobile phones.
- Has power on/off button and overload indication.
- Features two USB ports.
- Premium quality.
- Includes air ventilation.
- Provides good backup.
- Comes with a one-year guarantee.
- Is a tubular battery.
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Battery Specs and Price
The review starts with a 12-watt, 25-ampere lead-acid tubular battery boasting a one-year warranty. The reviewer claims it offers decent backup power and purchased it online for ₹1500. A link to the product is promised in the description.

Tubular batteries are known for their durability and longevity compared to other lead-acid types. The price point of ₹1500 seems competitive, especially considering the claimed warranty. It's important to cross-reference this price with other online retailers for comparison.

Solar Panel Details and Cost
A 50-watt Smartron monoblock solar panel is showcased, highlighted for its claimed good quality and lifetime warranty. The panel features black cells and efficiently charges the battery. The reviewer claims to have purchased this online for ₹1500 as well.

Monoblock solar panels are known for their efficiency and durability, making the lifetime warranty a compelling feature. Again, verifying the ₹1500 price on other platforms is recommended before purchase.

Inverter Features and Performance
The core of the system is a 12-watt DC converter from Tech Supreme, described as a compact yet effective inverter capable of powering a TV, fan, lights, and mobile charging. It includes an on/off switch, overload indicator, and two USB ports along with air ventilation.

The reviewer emphasizes the premium build quality and the inclusion of two 100-watt sockets. The presence of air ventilation suggests good heat management which is crucial for inverter longevity.

Load Test Results
A load test demonstrates the inverter's capabilities. The reviewer successfully runs a TV, charges a mobile phone simultaneously, and adds a 100-watt light without issue. The reviewer suggests that additional devices, like fans, could also be powered.

The successful operation of the TV, mobile charger, and 100-watt light simultaneously indicates a practical power output exceeding expectations for a small inverter. This demonstrates the inverter's ability to handle multiple devices.

Solar Charging Test
A solar charging test is conducted under bright sunlight. The panel charges the battery at 2 amperes, with the reviewer estimating a full charge in 4-5 hours. The reviewer mentions that using thicker wiring could improve charging speed up to 2.5 amperes.

The 2-ampere charging rate is reasonable for the small battery capacity. The discussion of thicker wiring highlights a practical consideration for maximizing charging efficiency.

Conclusion and Overall Assessment
The complete setup—inverter, battery, and solar panel—costs ₹3500, offering a budget-friendly solution for low-power household needs. The system successfully powered a TV, lights, and charged a mobile phone simultaneously.

This mini solar inverter set provides a viable option for individuals with limited electricity access or those looking for a low-cost backup power source. The ability to run several devices concurrently is a significant advantage at this price point, though it's important to consider the limitations imposed by the low wattage of the system.
