4KW 24V Hybrid Solar Inverter MPPT with wide PV 500V | can work without battery

The 4KW 24V Hybrid Solar Inverter integrates solar, battery, grid, and generator power into one intelligent system. With a wide PV input range up to 500V, a high-performance MPPT controller (≈98% efficiency), and built-in WiFi monitoring, it delivers maximum solar utilization and reliable AC output. This inverter can operate without a battery, making it cost-effective for new solar users.

  • QUALITY
    QUALITY
  • WARRANTY
    WARRANTY
  • RELIABILITY
    RELIABILITY
  • CUSTOMIZE
    CUSTOMIZE
  • SYP4.0KW-24V
  • 4KW
  • 24VDC
  • 40V - 450V
  • 5000W
  • Grid first, Battery first, PBG priority.
  • support multiple lithium battery brands
  • Yes
  • 100A max
  • lead acid battery, lithium battery
  • Single phase 208V/220V/230V/240V
  • Single phase 208V/220V/230V/240V

PRODUCT FEATURES

Wide PV Input Range up to 500V

more flexible array design and reduced wiring cost with advanced MPPT solar controller

Works without battery

Direct operation with PV to powering loads under sufficient solar generation, reducing initial investment.

Smart Hybrid Control

Solar · Battery · Grid/Gen with priority modes.

Battery Friendly

support multiple Lithium BMS via RS485 for safe charging.

Feature

Shot showing of this 4KW 24V hybrid solar inverter from outside to inside

Technical details of 4KW 24V hybrid solar inverter

 

Model

SYP4.0KW-24V
AC Input
Rated Input Voltage(VAC) 208/220/230/240;L+N+PE
Voltage Range(VAC) 90-280±3(normal mode);170-280±3(UPS mode)
Frequency(Hz) 50/60(Auto Adaptive)
AC Output
Rated Capacity(kW) 4.0 
Surge Power(kVA) 7.2 
Voltage(VAC) 208/220/230/240
Power Factor(PF) 1 
Frequency 50/60Hz±0.1%
Switch Time(ms) 10(normal mode)/10(UPS mode)
Wave Form Pure Sine Wave
Overload Capacity(Battery Mode) 60s@102%~110%load;10s@110%~130%load;
3s@130%~150%load;0.2s@>150%load
Max.Efficiency(Battery Mode) 92.7%@24VDC
Parallel Quantity NA
Charger(PV/AC)
Solar Charger Type MPPT
Max PV input Current/Input Power 18A/5000W
MPPT Range@Operating Voltage(VDC) 40~450
Max PV Open Circuit Voltage(VDC) 500 
Max PV Charge Current(A) 100 
Max AC Charge Current(A) 100 
Max.Charge Current(PV+AC)(A) 100 
Battery
Rated Voltage(VDC) 24 
Battery Type Lithium and Lead-acid
Interface
HMI LCD
Interface RS485/RS232/USB /Dry Contact
Monitoring WiFi(Optional)
General Data
Ingress Protection IP21
Operating Temperature -10℃~50℃
Relative Humidity 5%~95%(Non-condensing)
Storage Temperature -15℃~60℃
Net Weight(kg) 6.2 
Dimensions(W*H*D) 435×285×98mm
Max.Operating Altitude

4000m(Derating above 1000m)

 

 

question and answer FAQ

  • question FAQ

    Q1: Do these inverters have international certifications?

    Yes. Our hybrid solar inverters comply with CE, IEC, and relevant safety standards


    Q2: What is the warranty and after-sales support?
    Standard warranty is 2 years. We provide technical documentation, remote support, spare parts and on-site technical training to ensure long-term operation.


    Q3: Can these inverters be customized for different markets?
    Yes. We offer OEM/ODM services, including custom branding, packaging, and firmware settings. Parallel kits and monitoring systems can also be tailored to project requirements.


    Q4: What’s the production capacity and lead time?
    Typical lead time is 7–25 working days depending on order size. Our production capacity allows for bulk shipments.


    Q5: Are these inverters compatible with different battery brands?
    Yes. The inverters support RS485 BMS communication, making them compatible with most leading lithium battery BMS brands. We also provide a compatibility list for easy integration.


    Q6: Can they be used in large projects with multiple units?
    The 5KW 48V/P model supports parallel operation up to 9 units, ideal for mini-grids or commercial systems


    Q7: How do you support overseas partners?
    We provide:

    • Marketing materials (datasheets, manuals, photos, videos).

    • Engineering support for system design and sizing.

    • Flexible shipping options (EXW, FOB, CIF).

    • Training for installers and distributors.


    Q8: Do you offer bundled systems with batteries and panels?
    Yes. We can supply complete solar energy systems including inverters, lithium batteries, solar panels, and controllers, allowing contractors and wholesalers to source everything from one supplier.

Output Source Priority Modes – 4KW Hybrid Solar Inverter

 

Mode

Priority Order  Battery Charging   Backup Logic  Best For
 Solar First     Solar → Grid → Battery  Surplus solar charges battery  If solar+grid insufficient → battery → standby  Users who want to maximize solar usage
Grid First  Grid → Solar → Battery  Solar charges; grid assists charging If grid+solar insufficient → battery → standby Areas with stable and cheap utility grid
  PBG Priority    Solar → Battery → Grid  Solar charges battery first If solar+battery insufficient → grid → standby

Users who want independence & battery priority

 

🌟 Highlights

  • Flexible Control: Users can choose between Solar First, Grid First, and PBG Priority to adapt to different energy needs.

  • Maximize Solar Savings: Solar First mode ensures that free solar energy is always utilized before grid or battery.

  • Stable Backup: Grid First mode guarantees stable supply in regions with reliable utility power.

  • Energy Independence: PBG Priority mode prioritizes solar and battery, minimizing reliance on the grid.

  • Automatic Protection: If all sources are insufficient, the inverter goes into standby mode and charges the battery, protecting the system.

  • Easy Configuration: All modes can be set easily via the LCD display or WiFi app, giving users full flexibility.

Working diagram for hybrid solar inverter

Applications – 4KW 24V Hybrid Solar Inverter

🏠 Residential Homes

  • Ideal for households in urban or rural areas with unstable electricity supply.

  • Capable of running refrigerators, fans, lights, TVs, routers, washing machines, and small air conditioners.

  • Battery-free operation (PV + Grid) available for cost-effective setups.


🏪 Small Businesses & Shops

  • Perfect for small offices, retail shops, clinics, and home-based businesses.

  • Ensures uninterrupted operation of computers, printers, POS systems, lighting, and cooling devices.

  • Reliable backup during grid outages.


🌾 Rural & Off-Grid Locations

  • Suitable for farms, cabins, and remote facilities with limited or no grid access.

  • Compatible with diesel/petrol generators for hybrid setups.

  • Reduces reliance on expensive fuel with solar-first operation.


🌞 Battery-Free Systems

  • Can be configured to work without batteries, reducing upfront costs.

  • Ideal for daytime load supply where solar + grid can cover most needs.

  • Future-ready: users can add lithium batteries later for extended backup.


Summary:
The 4KW 24V Hybrid Solar Inverter is versatile enough for homeowners, small businesses, and rural projects, with flexible options for with or without batteries, making it a great entry-level hybrid solution.

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