Description

Growatt SPE 3.5KW 24V Hybrid Solar Inverter

Growatt SPE 3500 24V Hybrid Solar Inverter is a 3.5kW hybrid solar inverter designed for solar power generation, battery charging and backup electricity applications. With a nominal 24V battery system, support for solar PV input, integrated AC transfer switching and dual AC input terminals, this inverter is a practical option to consider for residential and small-scale energy systems in Bangladesh.

Growatt SPE 3500 3.5kW Hybrid Solar Inverter Overview

The Growatt SPE 3500 belongs to the SPE HVM-G2 hybrid inverter series. According to the supplied datasheet, the 3.5kW model supports a 24V battery system and provides a rated AC output power of 3500W. It is designed to work with solar panels and a compatible battery while also supporting AC input.

This combination can help households use solar energy when available and maintain backup power when the utility supply is interrupted. Actual performance depends on sunlight, solar panel configuration, battery capacity, connected loads and installation quality.

Growatt SPE 3500 Technical Specifications

• Brand: Growatt
• Product name: Growatt SPE 3500 ES Hybrid Solar Inverter
• Model shown in the supplied datasheet: SPE 3500TL HVM-24G2
• Rated AC output power: 3500W / 3.5kW
• Maximum AC apparent power: 3500VA
• Nominal battery voltage: 24V
• Battery voltage range: 20–32V
• Maximum recommended PV power: 4000W
• Maximum DC voltage: 500V
• MPPT voltage range: 60–450V
• Number of MPPT trackers: 1
• PV strings per MPPT tracker: 1
• Maximum PV input current: 22A
• Maximum PV short-circuit current: 28A
• Nominal AC output voltage: 208V / 220V / 230V / 240V
• AC grid frequency: 50Hz / 60Hz
• Backup output power: 3500W
• Typical switching time: 10ms; maximum 20ms as listed in the datasheet
• Peak efficiency: 96.5%
• European efficiency: 95.5%
• Dimensions (W × H × D): 370 × 430 × 125mm
• Weight: 10.5kg
• Operating temperature: -20°C to +50°C
• Protection degree: IP20
• Communication support: WiFi / 4G

Specifications are transcribed from the supplied Growatt SPE 3500–7000TL HVM-G2 datasheet. Confirm the exact model suffix on the physical unit before ordering.

Key Features of the Growatt SPE 3500 Hybrid Inverter

1. 3.5kW Rated Output

With a rated AC output of 3500W, the Growatt SPE 3500 can be considered for suitable home and small-business loads. Before connecting appliances, calculate their combined running power and starting surge, particularly for refrigerators, pumps, air conditioners and other motor-driven equipment.

2. 24V Battery System

This model’s datasheet specifies a nominal 24V battery voltage. Selecting a compatible battery with the correct voltage, charging limits and capacity is essential for safe operation. Battery runtime depends on usable battery energy and the total connected load.

3. Solar PV Input Support

The datasheet lists a maximum recommended PV power of 4000W, a maximum DC voltage of 500V and an MPPT operating range of 60–450V. The unit has one MPPT tracker and one PV string input according to the table.

Solar panels must be arranged so that their combined open-circuit voltage, operating voltage and current remain within the inverter’s limits, including under the lowest expected temperatures. A qualified solar installer should check the panel specifications before installation.

4. AC Input and Transfer Switching

The product brochure describes two AC input terminals with an integrated transfer switch. It also lists adjustable charging current and charging time for generator and grid input. These features can support flexible system configuration, subject to the inverter’s installation instructions and electrical requirements.

5. Dual Output and Load Management

The SPE HVM-G2 series brochure highlights dual outputs for smart load management. This can be useful when planning priority and non-priority loads. Check the exact terminal arrangement and supported operating modes in the full user manual before wiring the system.

6. Remote Monitoring Support

The series brochure states support for WiFi/4G remote monitoring. Monitoring accessories, compatibility and any subscription or network requirements should be confirmed with the seller before purchase.

7. Grid-Tied Function for Peak Shaving

The supplied brochure mentions a grid-tied function for peak shaving. The actual operating mode and whether it can be used in a particular installation depend on local electrical rules, configuration and utility approval. Do not assume that the product is approved for exporting electricity to the grid without confirming the applicable certification and requirements.

Where Can You Use the Growatt SPE 3500 in Bangladesh?

The Growatt SPE 3500 may be considered for homes, small offices, shops and other applications where a 3.5kW inverter with a 24V battery system fits the load requirement. It can be part of a solar-plus-battery setup designed to reduce reliance on grid electricity and provide backup during load shedding.

For a Bangladesh installation, consider the appliances that must remain operational during an outage, the average daily energy use, roof space, panel orientation, battery runtime and the availability of grid or generator input. An appropriately designed system is more important than choosing an inverter based on wattage alone.

Growatt SPE 3500 24V Hybrid Solar Inverter

The Growatt SPE 3500 24V Hybrid Solar Inverter Price in Bangladesh may vary according to stock availability, warranty terms, included accessories and market conditions. Solar panel and battery costs are generally separate unless a complete package is specifically offered.

For the latest price and availability, contact SOLAR BD or visit solar.com.bd. If you need a complete solar system, share your appliance list and estimated backup time so the required battery capacity and solar panel configuration can be assessed.

Why Buy from SOLAR BD?

SOLAR BD helps customers explore solar inverters, batteries, solar panels and related system components for residential and commercial applications in Bangladesh. Before purchasing, confirm the exact model, warranty coverage, included monitoring accessories and installation requirements.

For a safer installation, use correctly rated DC cables, suitable overcurrent protection, surge protection and proper earthing. All wiring and commissioning should follow the manufacturer’s instructions and applicable electrical standards.

Frequently Asked Questions

Is the Growatt SPE 3500 a 24V inverter?

Yes. The 3.5kW model column in the supplied datasheet specifies a nominal battery voltage of 24V and a battery voltage range of 20–32V.

What is the maximum recommended solar panel capacity?

The datasheet lists 4000W as the maximum recommended PV power for the 3.5kW model. The final panel arrangement must also comply with the voltage and current limits.

What is its rated output power?

The rated AC output power and backup AC nominal output power are both listed as 3500W.

Does it support remote monitoring?

The series brochure lists WiFi/4G remote monitoring support. Confirm which monitoring device or accessory is included with the