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Home > Products > Off Grid Solar System >
48-240V Output Voltage Solar System with Gel Battery Dependability

48-240V Output Voltage Solar System with Gel Battery Dependability

48-240V Solar System

Dependability Solar System

Gel Battery Solar System

Place of Origin:

Qingdao

Brand Name:

Greef

Certification:

CE

Model Number:

off-grid solar system

Contact Us
Request A Quote
Product Details
Work Time (h):
24 Hours
Battery Voltage:
48VDC
Warranty:
3years
Mounting Type:
Ground Mounting
Output Frequency:
50Hz/60Hz
Charge Controller:
MPPT, PWM
Battery Type:
Lithium Ion, Gel Battery
Load Power (W):
5kW, 10KW,25kW,75KW,100kw
Highlight:

48-240V Solar System

,

Dependability Solar System

,

Gel Battery Solar System

Payment & Shipping Terms
Minimum Order Quantity
1Set
Price
Negotiable
Packaging Details
Foam+plywooden case
Delivery Time
25 working days
Payment Terms
T/T, Western Union, MoneyGram, L/C
Supply Ability
Supply Ability
Product Description

48-240V Output Voltage Solar System with Gel Battery Dependability 0

Off-grid systems work by combining wind power and photovoltaic power. When there is enough wind, wind turbines convert wind energy into electricity; at the same time, photovoltaic panels are converting sunlight into DC energy. Both types of power are first managed by a controller to ensure that they are used efficiently. The controller monitors the status of the batteries and stores excess power in the batteries in case it is needed. The inverter is responsible for converting DC power to AC power for AC loads such as household appliances. When there is insufficient wind, sunlight or an increase in load demand, the system releases power from the batteries to supplement the power supply, ensuring stable system operation. In this way, the PV off-grid system achieves an independent and sustainable power supply by integrating multiple renewable energy sources.

 

Product Parameters
Product name
5KW/ 10KW 20kW Off-grid Solar Power System
Solar panel
Monocrystalline Solar Panel
Solar Power (W)
550W
Mounting Structure
Aluminium Alloy
Controller
MPPT Solar Charge Controller
Inverter
Solar charge inverter/ Hybrid Inverter
Protection
Overloads, Low Voltage and Over Voltage
Battery set voltage
48V
Product Introduction
Grid-connected wind and solar complementary systems. Includes wind turbines, inverters, controllers (our company's newly developed product GBBC series), photovoltaic panels and batteries.

48-240V Output Voltage Solar System with Gel Battery Dependability 1

System
We can customize the system to suit your requirements
48-240V Output Voltage Solar System with Gel Battery Dependability 2
48-240V Output Voltage Solar System with Gel Battery Dependability 3

 

Packaging & Shipping
48-240V Output Voltage Solar System with Gel Battery Dependability 4
Why Choose Us
48-240V Output Voltage Solar System with Gel Battery Dependability 5
48-240V Output Voltage Solar System with Gel Battery Dependability 6
 

Customization:

Product Name: Greef Off-Grid Solar System

Model Number: Off-Grid Solar System

Brand Name: Greef

Place of Origin: Qingdao

Certification: CE

Minimum Order Quantity: 1 Set

Price: Negotiable

Packaging Details: Foam+plywooden case

Delivery Time: 25 working days

Payment Terms: T/T, Western Union, MoneyGram, L/C

Supply Ability: Supply Ability

Solar Panel Type: Monocrystalline Silicon

Work Time (h): 24 Hours

Output Voltage (V): 48-240V

Battery Voltage: 48VDC

Charge Controller: MPPT, PWM

Product Description: The Greef Off-Grid Solar System is a 5kw off-grid solar generator that provides 24 hours of power. It is equipped with monocrystalline silicon solar panels and an MPPT/PWM charge controller. The system has an output voltage range of 48-240V and a battery voltage of 48VDC. The product is CE certified and comes with foam+plywooden case packaging. The delivery time is 25 working days and payment terms accepted include T/T, Western Union, MoneyGram, and L/C.

 

 

Ratings& Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

B
B*v
Uzbekistan Apr 15.2026
This canal flows day and night – I never thought it could make money. After Greef installed the system, it runs by itself. Every day I check my phone to see how much electricity was generated and how much I earned. I'll recover my investment in less than a year, and after that it's pure profit.
E
E*c
France Jul 17.2025
Since installing this variable-pitch wind turbine, the battery hasn’t run low again. Before, I used to worry whenever we had consecutive overcast days and light winds in the winter, but now it can even charge the battery in low winds. Best of all, it doesn’t suddenly start screeching during gusts, so it doesn’t disturb my family’s sleep. The installer also mentioned that variable-pitch turbines are easier to calibrate than fixed-pitch ones. I give it five stars!
J
J*n
Norway Apr 8.2024
I run a small dairy farm in northern Norway, far from the power grid. A few years ago, I installed solar panels and a Deye inverter, but the solar system basically stops working in winter, and the diesel generator was costing me a fortune. This year, I added this variable-pitch wind turbine and connected it to the Deye inverter for a hybrid solar-wind system, and we haven’t had a single power outage all winter. This wind turbine starts up at low wind speeds of just 2–3 on the Beaufort scale. During blizzards, the blades automatically pitch down to slow the turbine, preventing runaway speeds, and it’s much quieter than my neighbor’s fixed-pitch model. The Deye inverter’s switching logic is smart—it prioritizes solar power when available, and automatically switches to the wind turbine when solar output drops. It’s all clearly visible on the app. Now, the diesel generator is practically idle. Wind and solar backing each other up—that’s true off-grid freedom.

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