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 9 units in parallel for expanded power needs.
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High Charging Efficiency: Maximum solar charge current of 150A (3KW) and 80A (5KW), with AC charging up to 120A (3KW) and 80A (5KW).
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User-Friendly Interface: Equipped with an LCD screen for secure and intuitive interaction.
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Remote Monitoring: Monitor and control via mobile app (Wi-Fi/GPRS) with seamless BMS integration.
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Reliable Protection: Comprehensive safeguards including PV/battery over-voltage/current protection, output short-circuit protection, and Type II DC surge protection.
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Pure Sine Wave Output: Ensures stable and clean power for sensitive electronics and home appliances.
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Smart Cooling: Intelligent fan design for optimal thermal management.
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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PV Array Support: Up to 4000W (3KW) / 6000W (5KW) with MPPT technology.
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Efficiency: 33% (peak).
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AC Output: 230VAC ±3%, 50/60Hz.
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Durability: IP54 rated, operating temperature range of 0°C to 30°C.
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Compact Design: Dimensions 300×450×110.5mm, lightweight (2.5kg–3kg).
Ideal For: Off-grid solar systems, home backup power, and remote applications requiring reliable, scalable energy solutions.
Why Choose Us?
Combining high performance, robust protection, and smart connectivity, our inverters deliver efficient and worry-free power for your sustainable energy needs.
| 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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|
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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 |
Shenzhen ShengShi TianHe Electronic Technology Co., Ltd.
Sheng Shi Tian He Electronic Technology, brand: SZSSTH it is a manufacturing & trading company with 17 years experience and a professional team for power inverter, solar panel, solar charge controller and solar battery.
We own auto production line equipments and 6000 square meters of workshops. There are 200 employees in company ,
including hardware and software technical research and
development and management staff more than 30.
Our product obtained CE ROHS LVD EMC FC KC SAA PSE UL UKCA REACH
BSCI NF GS PHAS etc certificates. We can meet the needs of
different markets.
We can produce millions units of various types of solar related products with strong corporate strength. We pursue the production of products in high
quality!
We keep the concept of investing in product development and design
innovation continuously. Each product has been undergone meticulous
design and repeated carving.
We are willing to do the Win-Win business and welcome the person who with the same goal to join us from establishment!
