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SNA 3-6K Off-Grid Inverter Reliable Off-Grid Power. Ready for Hybrid Applications.

Q: Is SNA 3-6kW for off-grid or backup power?

The SNA 3-6kW range is used for off-grid style backup systems with solar, battery and compatible generator input, often around essential home or small-business loads.

Q: Can SNA 3-6kW work with a generator?

Generator use depends on correct wiring, generator quality, settings and the current model manual. The generator should be checked by an installer before commissioning.

Q: What battery information is needed before sizing SNA 3-6kW?

Prepare target backup hours, must-run load, battery voltage, usable capacity, charge and discharge limits, and whether the battery BMS is approved for the inverter.

Q: Where can I get SNA 3-6kW documents and support?

Use the download centre for the current datasheet or manual, check the warranty page, and send model, serial number, site photos or PDF files through the Nigeria contact form when you need technical support.

① 3-6kW true off-grid solar shading device with hybrid functionality

② Supports PV, battery, grid, and generator input

③ Specifically designed for energy independence and backup use

④ Wide PV input range for flexible system design

⑤ Integrated CT interface for smart power control

⑥ Remote monitoring and OTA updates via LuxCloud

⑦ 2-year warranty (3-year warranty for Luxpower batteries)

At a glance: The SNA 3-6K range includes a 5kW off-grid inverter for household and small-business backup with solar, battery and compatible generator input.

Categories: Inverter, Off Grid, Residential, Single Phase, SNA 3-6K

Off-Grid Ready with Hybrid Flexibility
Reliable Energy for Off-Grid and Weak-Grid Areas

SNA 3–6K provides stable power in off-grid or unstable-grid conditions. Its hybrid-ready design allows seamless integration of solar PV, batteries, grid, and generator inputs for flexible, cost-effective energy control.

Efficient Solar Harvesting
Dual MPPT with Wide PV Input Range

Two independent MPPTs support up to 9.6 kW PV input. Capture more energy under diverse roof orientations and partial shading.

Intelligent Dispatch
Time-of-Use and AI Energy Optimization

Prioritize self-consumption and reduce energy costs. AI-driven charge and discharge strategies optimize energy flow and maximize savings.

Generator Support
Automatic Generator Control

When solar and battery energy are low, the inverter can automatically trigger a generator for seamless power supply and battery recharge.

Remote Monitoring & Service User-Friendly LuxCloud App

Check real-time PV output, battery status, and power usage anytime. Change settings and receive firmware updates with ease — from your phone or computer.

Built to Last Engineered for Challenging Environments

With an IP20-rated enclosure and optimized thermal design, SNA 3–6K ensures stable performance in typical indoor and semi-sheltered installation sites.

Output Power

3kW / 5kW / 6kW off-grid

Battery Voltage

48V

Working as Hybrid

True off-grid inverter with hybrid features

Monitoring

Wi-Fi / Ethernet / LuxCloud

PV Input – Up to 9.6 kW (Dual MPPT)

Parallel Support — Up to 18 units

Transfer Time — <10 ms

Protection Class — IP20

Off-Grid Ready with Hybrid Flexibility
Reliable Energy for Off-Grid and Weak-Grid Areas

Efficient Solar Harvesting
Dual MPPT with Wide PV Input Range

Two independent MPPTs support up to 9.6 kW PV input. Capture more energy under diverse roof orientations and partial shading.

Intelligent Dispatch

Time-of-Use and AI Energy Optimization

Prioritize self-consumption and reduce energy costs. AI-driven charge and discharge strategies optimize energy flow and maximize savings.

Generator Support
Automatic Generator Control

When solar and battery energy are low, the inverter can automatically trigger a generator for seamless power supply and battery recharge.

Remote Monitoring & Service User-Friendly LuxCloud App

Check real-time PV output, battery status, and power usage anytime. Change settings and receive firmware updates with ease — from your phone or computer.

Built to Last Engineered for Challenging Environments

With an IP20-rated enclosure and optimized thermal design, SNA 3–6K ensures stable performance in typical indoor and semi-sheltered installation sites.

Specification

Model	SNA 3K	SNA 4K	SNA 5K	SNA 6K
Input (PV DC)
Max. PV input power (W)	6000 (3000/3000)	8000 (4000/4000)	8000 (4000/4000)	9600 (4800/4800)
Rated PV input voltage (V)	320
Number of independent MPPT inputs	2/(1:1)
PV input voltage range (V)	100~500
MPPT voltage range (V)	120~385
Start-up voltage (V)	100
Max. PV input current per MPPT (A)	17/17
Max. PV short-circuit current input per MPPT (А)	25/25
Battery
Compatible battery type	Lithium-ion/Lead-Acid
Rated battery voltage (V)	48
Battery voltage range (V)	38.4~60
Max. charging/discharging current (A)	70/70	90/90	110/110	140/140
Max. charging/discharging power (W)	3000	4000	5000	6000
Recommend capacity of battery per inverter	>100AH	>200AH	>200AH	>200AH
Force wake up battery from PV function	YES
Force wake up battery from Grid function	YES
Grid
Rated AC voltage (V)	230
Rated AC frequency (Hz)	50/60
Rated AC output current (A)	13.5	17.5	22	26.5
Rated AC output power (W)	3000	4000	5000	6000
Max. AC intput power (W)	8000			9000
PF	0.99
THDI	<5%
Max. continuous AC passthrough current (A)	35			40
GEN
Rated GEN voltage (V)	220/230/240
Rated GEN frequency (Hz)	5/6
Rated GEN input current (A)	32
Rated GEN input power (W)	7370
UPS
Rated output power (W)	3000	4000	5000	6000
Rated output voltage (V)	230
Rated output current (A)	13.5	17.5	22	26.5
Rated output frequency (Hz)	50/60
Surge power, duration	2Pn, <5s
Switching time	<10ms@Single/<20ms@Parallel
Wave form	Sine wave
THDV	<3%
Efficiency
Max. MPPT efficiency	99.9%
EU efficiency	94.7%
Max. efficiency	93.0%
Max. charge / discharge efficiency	93.0%
Protection
Over current/voltage protection	YES
AC Short-circuit current protection	YES
Grid monitoring	YES
AC surge protection	Type III
Battery reverse polarity protection	YES
General
Dimensions (WHD)	330505135mm / 1319.95.3 in
Weight	14.5kg / 32lbs
Ingress protection rating	IP20
Operating environment temperature range (°C)	0~50
Storage temperature range (°C)	-15~60
Relative humidity	5%~95%
Display & Communication interface	LCD+LED, RS485/Wi-Fi/CAN
Warranty	2 years
Cooling method	Smart Cooling
Topology	Transformer-less
Altitude	<2000m
Noise emission (typical)	<50dB
Standards & Certification	IEC 62109-1/2, IEC 61683, EN 61000, MEA, PEA

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Model selection

Planning with the SNA 3-6kW Single-Phase Off-Grid Inverter

Best fit

Essential-load backup and weak-grid projects using a low-voltage battery system.

Check before installation

Calculate continuous and surge load, backup duration, battery capacity, solar charging and generator output quality.

FAQ

Is SNA 3-6kW for off-grid or backup power?

The SNA 3-6kW range is used for off-grid style backup systems with solar, battery and compatible generator input, often around essential home or small-business loads.

Can SNA 3-6kW work with a generator?

Generator use depends on correct wiring, generator quality, settings and the current model manual. The generator should be checked by an installer before commissioning.

What battery information is needed before sizing SNA 3-6kW?

Prepare target backup hours, must-run load, battery voltage, usable capacity, charge and discharge limits, and whether the battery BMS is approved for the inverter.

Where can I get SNA 3-6kW documents and support?

Use the download centre for the current datasheet or manual, check the warranty page, and send model, serial number, site photos or PDF files through the Nigeria contact form when you need technical support.

Local project support

Confirm compatibility before you buy

Share your loads, supply type, target backup time and installation location. Our team can help narrow the inverter and battery options before a final site assessment.

Get a project quote View product documents