SOLAR INVERTER
High-efficiency grid-tied, off-grid, and hybrid pure sine wave solar inverters with multi-MPPT tracking for commercial rooftops and industrial solar plants.
SOLAR INVERTER
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Solar inverters convert DC power generated by photovoltaic panels into pure sine-wave AC. TNS Engineering supplies high-efficiency hybrid inverters with dual MPPT charge controllers, supporting net metering and battery backup integration for commercial factories and residential rooftops across Bangladesh.
Solar Inverters in Bangladesh — Hybrid, Off-Grid & Grid-Tied MPPT Guide
Solar photovoltaic systems in Bangladesh require high-efficiency inverters capable of handling harsh ambient heat, high dust levels, and dynamic grid fluctuation. TNS Engineering Ltd. imports and supplies advanced hybrid solar inverters (1kVA to 100kVA) featuring dual Maximum Power Point Tracking (MPPT) controllers with 98.5% peak conversion efficiency.
Unlike basic grid-tied inverters that shut down completely during utility power cuts due to mandatory anti-islanding regulations, hybrid solar inverters combine solar power generation, battery energy storage, and grid synchronization into a single smart system. When the national grid fails, the inverter transfers to isolated backup mode in under 10 milliseconds, continuously powering essential factory machinery or household loads.
Core Engineering Features of TNS Solar Inverters:
- Dual High-Voltage MPPT Trackers: Wide MPPT input voltage range (120V–800V DC) maximizes solar harvest even during early morning, cloudy, and low-irradiance conditions.
- Smart Net Metering Ready: Fully compliant with SREDA and Bangladesh Power Development Board (BPDB) net metering export standards, enabling bi-directional billing.
- Lithium Battery Communication: Native CAN/RS485 communication protocols with leading LiFePO4 battery BMS systems for automated State of Charge (SoC) management.
Solar Inverter Capacity & Technical Specification Matrix
Guidance for residential rooftop, commercial net metering, and telecom off-grid solar.
| Inverter Capacity | MPPT Voltage Window | Max PV Input | Battery Support |
|---|---|---|---|
| 3kW – 5kW (1-Phase) | 120V – 450V DC | 4.5kW – 6.5kW | 48V Lead Acid / LiFePO4 |
| 8kW – 15kW (3-Phase) | 160V – 800V DC | 10kW – 18kW | 48V / High Voltage Lithium |
| 20kW – 50kW (3-Phase) | 200V – 1000V DC | 26kW – 65kW | Commercial High-Voltage BESS |
| 60kW – 100kW (Commercial) | 200V – 1000V DC Quad-MPPT | 80kW – 130kW | Industrial Turnkey BESS Storage |
Frequently Asked Questions about SOLAR INVERTER in Bangladesh
Q:What is the advantage of a Hybrid Solar Inverter over an on-grid inverter?
A hybrid inverter powers loads from solar, stores excess energy in batteries, and feeds surplus to the grid. Crucially, it continues powering loads during grid blackout events when on-grid inverters shut down.
Q:Do TNS solar inverters comply with Bangladesh Net Metering Guidelines (SREDA)?
Yes. Our grid-tied and hybrid inverters meet all technical parameters mandated by SREDA, BPDB, DESCO, and DPDC, including anti-islanding protection and low total harmonic distortion (THD < 3%).
Q:How does high ambient temperature affect solar inverter performance in Bangladesh?
Standard inverters derate their power output above 40°C. Inverters supplied by TNS Engineering feature intelligent dual cooling fans and oversized aluminum heat sinks for full rated capacity up to 45°C.
Q:Can solar inverters synchronize with existing on-site diesel generators?
Yes. Our commercial hybrid inverters feature generator control terminals and reverse power protection, modulating solar output so on-site generators run at optimal fuel efficiency.
Need Engineering Sizing or an Official Project Quotation?
Consult with our senior electrical power engineers in Banasree, Dhaka for load audits, factory sizing calculations, and official wholesale quotations without retail middleman markup.