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Shenzhen First Tech Co., Ltd.

  • China,Shenzhen
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China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage
China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage

  1. China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage
  2. China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage
  3. China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage
  4. China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage
  5. China 3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage

3–6kW Single-Phase Hybrid Solar Inverter For Residential Energy Storage

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Input Voltage 12V/24V/48V DC
Payment Terms L/C,D/A,D/P,T/T
Protection Features Overload, Short Circuit, Over Temperature, Low Battery
Nominal Battery Voltage 48V
Productname Off Grid Hybrid Solar Inverter
Solar Panel Capacity 3.5kW
Charging Current 60A
Charging Mode MPPT
Batterytype Lithium-ion / Lead Acid
Operating Temperature -10°C To 50°C
Waveform Pure Sine wave
Battery Type Lead-acid/Lithium
System Type Off Grid
Communication Interface RS232/USB/RS485
Display LCD Screen
Frequency 50Hz/60Hz
Certification CE
Brand Name 1STESS
Place of Origin CHINA

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  1. Product Details
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Product Specification

Input Voltage 12V/24V/48V DC Payment Terms L/C,D/A,D/P,T/T
Protection Features Overload, Short Circuit, Over Temperature, Low Battery Nominal Battery Voltage 48V
Productname Off Grid Hybrid Solar Inverter Solar Panel Capacity 3.5kW
Charging Current 60A Charging Mode MPPT
Batterytype Lithium-ion / Lead Acid Operating Temperature -10°C To 50°C
Waveform Pure Sine wave Battery Type Lead-acid/Lithium
System Type Off Grid Communication Interface RS232/USB/RS485
Display LCD Screen Frequency 50Hz/60Hz
Certification CE Brand Name 1STESS
Place of Origin CHINA
High Light 3–6kW hybrid solar inverter ,single-phase solar inverter for home ,residential energy storage inverter
Residential Hybrid Solar Inverter for Energy Storage
Build your residential solar battery storage solution with the SE KHB-D1/LV-ECO series single-phase hybrid solar inverter. Available in 3kW, 3.6kW, 5kW and 6kW versions, this compact wall-mounted unit combines dual MPPT solar inputs, low-voltage battery integration and backup power capabilities.
Key Features
  • Dual MPPT solar inputs for flexible PV design
  • Low-voltage battery integration (48V nominal)
  • Backup power output with 10ms typical transfer time
  • IP65-rated enclosure for indoor/outdoor installation
  • Built-in Wi-Fi and 4.3-inch color touchscreen
  • Support for lithium-ion and lead-acid batteries
Technical Specifications
Model Comparison
Specification 3kW Model 3.6kW Model 5kW Model 6kW Model
Nominal AC Output 3,000W 3,600W 5,000W 6,000W
Backup Output 3,000W 3,600W 5,000W 6,000W
Max Battery Current 75A / 75A 75A / 75A 110A / 110A 135A / 135A
Max Battery Power 4,000W / 4,000W 4,000W / 4,000W 5,500W / 5,500W 6,600W / 6,600W
Cooling System Natural Natural Natural Smart
Shared Specifications
Grid Connection Single phase, L + N + PE
Nominal AC Voltage 220 / 230 / 240V
Nominal Frequency 50 / 60Hz
Max Efficiency 97.3%
European Efficiency 96.8%
MPPT Operating Voltage 70-480V
Nominal Battery Voltage 48V (40-60V range)
Ingress Protection IP65
Dimensions / Weight 367 × 421 × 215mm / 15.5kg
Frequently Asked Questions
Which power ratings are available?
The series includes 3kW, 3.6kW, 5kW and 6kW single-phase hybrid solar inverter models. Choose based on your intended load, battery capability and local connection requirements.
Does the inverter support 48V lithium batteries?
Yes, the inverter supports 48V lithium-ion batteries within the 40-60V operating range. Specific battery and BMS compatibility should be confirmed before procurement.
Is it suitable for outdoor installation?
The IP65-rated enclosure supports outdoor installation when mounted according to the installation manual specifications.
Can it be used in a three-phase project?
Each unit is single phase, but three inverters can be used in parallel for three-phase arrangements following approved system design requirements.
Request a Project Quotation
Planning a residential solar-plus-storage project? Contact us with your specifications for a technical review and quotation.
Request a Project Quote Discuss Battery Compatibility

Company Details

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  • Year Established:

    2017

  • Total Annual:

    15000000-16000000

  • Employee Number:

    100~150

  • Ecer Certification:

    Verified Supplier

Shenzhen First Tech Co., Ltd was established in 2017, which is a one-stop solution provider of solar & battery energy storage system.First Tech is engaged in the research, development, production, sales and service of the commercial and industrial energy storage system, home energy storage sys... Shenzhen First Tech Co., Ltd was established in 2017, which is a one-stop solution provider of solar & battery energy storage system.First Tech is engaged in the research, development, production, sales and service of the commercial and industrial energy storage system, home energy storage sys...

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  • Shenzhen First Tech Co., Ltd.
  • 1404-1405A Tower A, Huahai Financial Creative Center,No.5073 Menghai Avenue,Qianhai Shenzhen-Hong Kong Cooperation Zone,Shenzhen,China
  • https://www.1stess.com/

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