Product Description: 3K&5KW Off-Grid Inverter
Key Features:
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Wide Battery Compatibility: Supports most common low-voltage batteries (lead-acid and lithium).
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Parallel Capacity: The 5KW model allows up to 6 units in parallel for expanded power needs.
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High Charging Efficiency: Maximum solar charge current of 150A (3KW) and 80A (5KW), ensuring rapid energy storage.
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User-Friendly Interface: Equipped with an LCD screen for safe and intuitive interaction.
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Remote Monitoring: Monitor and control the inverter via a mobile app (Wi-Fi/GPRS) with seamless BMS integration.
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Intelligent Cooling: Smart fan design ensures optimal thermal management.
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Pure Sine Wave Output: Delivers stable and clean power for sensitive electronics.
Technical Specifications:
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Nominal Power: 3000W (3KW) / 5000VA (5KW)
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Battery Voltage: 24VAC (3KW) / 48VAC (5KW)
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Peak Efficiency: 93%
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MPPT Range: 100–450V (3KW & 5KW)
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Max PV Array Power: 4000W (3KW) / 6000W (5KW)
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Protection: Over-voltage, over-current, short-circuit, and Type II DC surge protection (IP54 rated).
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Operating Temperature: 0°C to 30°C
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Dimensions: 300×450×110.5 mm | Weight: 2.5kg (3KW) / 3kg (5KW)
Ideal For: Off-grid solar systems, home appliances, and backup power solutions requiring reliable, high-efficiency energy conversion.
Why Choose Us?
✔ Robust protection features
✔ Scalable parallel configuration
✔ Smart app connectivity for real-time management
✔ Compact and durable design
Upgrade your energy independence with our advanced off-grid inverters today!
SUF3000S4A1 | SUF5000S4A1 |
BatteyInput |
Battery Type | Li-lon/Lead-acid | Li-lon/Lead-acid |
BatteryVoltage | 24Vdc | 48Vdc |
Inverter Output |
Nominal Power(W) | 3000 | 5000 |
Nominal Apparent Power (VA) | 3000 | 5000 |
Paralll Capacity | No | Yes.9 units maximum |
AC Voltage Regulation (Battery Mode) | 230Vac±5%@50/60Hz | 230Vac±5%@50/60Hz |
Surge Power (VA) | 6000 | 10000 |
Eficiency (peak) | 93% | 93% |
Waveform | Pure sine wave | Pure sine wave |
Transfer Time | 10ms (for personal computers), 15ms (for home appliances) |
SolerCharge |
Max.PV Array Power (W) | 4000 | 6000 |
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MPPT Range @OperatingVoltage | 120Vdc-430Vdc | 120Vdc-430Vdc |
Number of Independent MPP Trackers | 1 | 1 |
Number of Strings Per MPPT | 1 | 1 |
Max,Input Current Per MPPT(A) | 16 | 18 |
Max.PV Array Open Circuit Voltage (V) | 500Vdc | 500Vd |
Max Solar Charge Current (A) | 120 | 80 |
Ac Charger |
Max.AC Charge Current(A) | 120 | 80 |
AC Input Voltage (V) | 230Vac | 230Vac |
Voltage Range (V) | 170-280Vac (For PersonalComputers); 90-280 Vac(For Home Appliances) |
Frequency Range(Hz) | 50/60 | 50/60 |
General |
UserInterface | APP+LCD Display+LED |
Communication | USB,Optional:Wi-Fi,4G,GPRS,RS485/CAN,Dry-contact |
Ingress Protection Rating | IP54 | IP54 |
Dimension (W*H*D mm) | 300*450*110.5 | 300*450*110.5 |
Weight (kg) | 7.5 8 |
Relative Humidity | 20%~95% | 20%~95% |
Max.Operating Altitude (m) | 2000m, >1000m derating | 2000m,>1000m derating |
Operating Temperature (°C) | 0~50 | 0~50 |
Storage Temperature (°C) | [-15~60] | [-15~60] |
Protection |
PV Over VoltageProtection | Yes |
PV Over Current Protection | Yes |
Battery Over Voltage Protection | Yes |
Battery Over Current Protection | Yes |
AC Surge Protection | Type II |
Output OverCurrentProtection | Yes |
Output Short Circuit Protection | Yes |
Output OverVoltage Protection | Yes |


