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

Product Details

Place of Origin: CHINA

Brand Name: 1STESS

Certification: CE

Payment & Shipping Terms

Minimum Order Quantity: 1

Payment Terms: L/C,D/A,D/P,T/T

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Specifications

Description

Specifications

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Operating Temperature:	-10°C To 50°C	Charging Current:	60A
Battery Type:	Lead-acid/Lithium	Protection Features:	Overload, Short Circuit, Over Temperature, Low Battery
Solar Panel Capacity:	3.5kW	System Type:	Off Grid
Charging Mode:	MPPT	Waveform:	Pure Sine Wave
Display:	LCD Screen	Batterytype:	Lithium-ion / Lead Acid
Nominal Battery Voltage:	48V	Input Voltage:	12V/24V/48V DC
Productname:	Off Grid Hybrid Solar Inverter	Communication Interface:	RS232/USB/RS485
Frequency:	50Hz/60Hz

Operating Temperature:	-10°C To 50°C
Charging Current:	60A
Battery Type:	Lead-acid/Lithium
Protection Features:	Overload, Short Circuit, Over Temperature, Low Battery
Solar Panel Capacity:	3.5kW
System Type:	Off Grid
Charging Mode:	MPPT
Waveform:	Pure Sine Wave
Display:	LCD Screen
Batterytype:	Lithium-ion / Lead Acid
Nominal Battery Voltage:	48V
Input Voltage:	12V/24V/48V DC
Productname:	Off Grid Hybrid Solar Inverter
Communication Interface:	RS232/USB/RS485
Frequency:	50Hz/60Hz

Description

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

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

Website: www.1stess.com

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Pure Sine Wave Hybrid Solar Inverter MPPT Charging Mode and Acceptable Input Voltage Range 170-280VAC or 90-280VAC 5.5kW 6.2kW

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Off Grid Hybrid Solar Inverter featuring lithium BMS and RS485 communication port optimized for residential solar power management

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Residential Off Grid Inverter with RS485 Lithium BMS Communication Port

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