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GREEF NEW ENERGY
About Us
GREEF NEW ENERGY is global supplier which focus on Wind,Solar and Hydro generation system solution.We provide customized system solution which suitable for off-grid,grid-tied and hybrid system for renewable energy system.
GREEF own our own factory manufacture permanent magnet generator from 300W to 5 MW.Wind turbine Blades until 200kw,grid-tied wind turbine controllers until 2MW and own patent control system for controllers.
Our solar&wind turbines are installed all over the world.50% staff in our engineer team have 12-20 years’ experience in the field, we can help clients to customize overall system solution with strong flexibility and competitive capabilities, our service that can be delivered include but are not limited to: overall design plan, principle drawing, 3 D renderings, sample physical,bulk product delivery, quality control,and after-sales service.With a fast service system,we can assist our customers to save cost and time.
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Audited Supplier
GREEF ENERGY is audited supplier which is inspected by SGS,TUV, BUREAU VERITAS &INTERTEK. Payment protection ,On-time shipment and products quality are gruanteed by Alibaba.com
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Professional team
50 % staffs in GREEF engineer team have 12-20 years’ experience in the wind turbine field. All our sales team are both CHINESE and ENGLISH speaker with at least 3years experience .
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System design ability
GREEF ENERGY can customize overall system solution with strong flexibility and competitive capabilities, our service that can be delivered include but are not limited to: overall design plan, principle drawing, 3D renderings, sample physical, bulk product delivery, quality control, and after-sales service. With a fast service system, we can assist our customers to save cost and time.
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GREEF NEW ENERGY
PERMANENT MAGNET GENERATOR
SEAROAD
TECH
Power, rotated speed, voltage can be customized
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SALE
On-Grid Controller
/uploads/3adbe1f0.mp4 Product Introduction Grid-Tied Controller is technologically the most important component in wind generator on-grid systems, which convert Three AC current from wind turbine into DC current then send to the grid-tie invertor. GT-PCTC series wind professional grid-tied controller which have Double safety control systems： PWM constant voltage system and three-phase dump load brake system, This innovative solution also interfaces with solar inverters from brands like Gr...
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SALE
AH-30KW
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SALE
1.5-80KW On-grid Solar Inverter
Advantage MAC 15~36KTL3-XL ※ 3 MPPTS ※ 220V Three Phase Solution ※ Smart diagnosis ※ High efficiency up to 98.8% ※ Local WiFi configuration ※ OLED display and touch button ※ AC&DC type ll SPD MID 6~12KTL3-XL ※ Max.efficiency98.5% ※ 40% compact andlighter ※ Dual MPp trackers ※ Supports export control ※ Touch key and OLED display ※ Type ll SPD on AC and DC side MAX 50~75KTL3-XL 2 ※ 8 MPPTs y diseno sin fusibles ※ Escaneo y diagnóstico inteligente de l/V ※ Monitoreo inteligente de cadenas ※...
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SALE
Customization Low Speed 0.75-5000kw Permanent M...
Attributes and advantages of the TYP Magnet motor Superior efficiency regardless of speed or load TYP Magnet motors present superior efficiency regardless of speed or load, saving up to 30% in comparison to induction motors driven by frequency inverters. Product Paramenters Part of the product model parameters Maximum radial load-100,000 hours-Fr (kN) Frame 1000 rpm 1500 rpm 3000 rpm L L/2 L L/2 L L/2 132S 1,4 1,6 0,9 1 0,9 1 132M 1,4 1,6 0,9 1 0,9 1 132M/L 1,4 1,6 0,9 1 0,...
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SALE
48-720V LiFePo4 lithium ion High and Low Voltag...
GBP series lithium iron phosphate battery is a new type of environmental protection standby power supply developed forenergy storage and power reserve applications. The system adopts the environmental protection lithium iron phosphate battery and the customized BMS system to effectively manage the battery cells, which has better product performance and safety reliability than the traditional battery. The product has longer cycles of charge and discharge, high power density and long service l...
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SALE
10KW On-grid solar system for home use
/uploads/45.mp4 Technical specification 10kW On-grid solar system Solar Panel Quantities 18PCS Inverter 1 Set PARTS&TOOLES 1 UNIT PV CABLE 200m PACKAGE PROTECTION &CHARGE 1 UNIT The above system is for reference only, our company can change the system programme suitable for you according to your needs. Please contact us if you have any needs. Product Show System Solution
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SALE
MPPT Wind Charge Controller for solar and wind ...
https://www.greefenergy.com/uploads/MPPT-WIND-CHARGE-CONTROLLER.mp4 Product Introduction 1. Smart MPPT(Boost & Buck) Function: Wide charge range. 2. Configurable Power Curve: Users can set parameters, and the controller will automatically generate the power curve. 3. Three-Stage Charging: The system uses a three-stage charging method to ensure charging efficiency and battery lifespan. 4. Wind Resistance and Speed Reduction: The system has a unique electrical speed reduction feature to ef...
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SALE
5kw Off-grid System
Technical specification Product Show Product Solution We can make customized solar generation system solutions according to your requirements Project case Why Choose Us
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SALE
Off-Grid System
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SALE
I0KW Off-grid System
Technical specification Product Show Product Solution We can make customized solar generation system solutions according to your requirements Product Show Why Choose Us
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SALE
GH-2KW Horizontal Axis Wind Turbine
Model GH-1KW GH-2KW GH-3KW GH-5KW Rated Power 1000W 2000W 3000W 5000W Max Power 1500W 3000W 4000W 7000W Start Wind speed 3m/s(6.72mph) Rated Wind Speed 9m/s(20.1mph) 9m/s(20.1mph) 9m/s(20.1mph) 10m/s(22.4mph) Working Wind speed 4-25m/s(8.95-56 mph) Safety Wind speed 50m/s(112mph) Blades Rotor Diameter 2.8M(9.18ft) 3.6M(12.47ft) 4.6M(15.1ft) 6M(16.4ft) Blades Material&Quantity FRP /3PCS Top Weight 46kg 60kg 130kg 180kg Tower Height 6m(39.36ft.) Free stand tow...
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SALE
On-Grid Controller
/uploads/3adbe1f0.mp4 Product Introduction Grid-Tied Controller is technologically the most important component in wind generator on-grid systems, which convert Three AC current from wind turbine into DC current then send to the grid-tie invertor. GT-PCTC series wind professional grid-tied controller which have Double safety control systems： PWM constant voltage system and three-phase dump load brake system, This innovative solution also interfaces with solar inverters from brands like Gr...
-
SALE
AH-30KW
-
SALE
1.5-80KW On-grid Solar Inverter
Advantage MAC 15~36KTL3-XL ※ 3 MPPTS ※ 220V Three Phase Solution ※ Smart diagnosis ※ High efficiency up to 98.8% ※ Local WiFi configuration ※ OLED display and touch button ※ AC&DC type ll SPD MID 6~12KTL3-XL ※ Max.efficiency98.5% ※ 40% compact andlighter ※ Dual MPp trackers ※ Supports export control ※ Touch key and OLED display ※ Type ll SPD on AC and DC side MAX 50~75KTL3-XL 2 ※ 8 MPPTs y diseno sin fusibles ※ Escaneo y diagnóstico inteligente de l/V ※ Monitoreo inteligente de cadenas ※...
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SALE
Customization Low Speed 0.75-5000kw Permanent M...
Attributes and advantages of the TYP Magnet motor Superior efficiency regardless of speed or load TYP Magnet motors present superior efficiency regardless of speed or load, saving up to 30% in comparison to induction motors driven by frequency inverters. Product Paramenters Part of the product model parameters Maximum radial load-100,000 hours-Fr (kN) Frame 1000 rpm 1500 rpm 3000 rpm L L/2 L L/2 L L/2 132S 1,4 1,6 0,9 1 0,9 1 132M 1,4 1,6 0,9 1 0,9 1 132M/L 1,4 1,6 0,9 1 0,...
GREEF NEW ENERGY
why choose us?
★ Bureau, SGS, TUV, INTERTEK Verified Supplier
★ Top 3 suppliers of generators products with all 5-stars on Alibaba.com
★ Products quality and on time delivery are guaranteed by Alibaba.com
★ 12-20 years'experience engineer&QC team
★ 7days*24hours on time service
★ Focus on after-sales service
★ One-stop customized system solutions
★ Trade experience with more than 60 countries
★ CE, RoHS certificated
★ OEM,ODM are accepted