Zhejiang, China
Business Type:
Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
ISO 9001, ISO 9000, ISO 14001
Average Lead Time:
Peak season lead time: within 15 workdays
Off season lead time: within 15 workdays
OEM/ODM Service
Sample Available

Inverter, Solar Inverter, Solar Power System manufacturer / supplier in China, offering Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller, Disposable 3 Ply Non-Moven KN95 Facial Earloop Protection Dust Face Mask, 5 Layers KN95 Facial Earloop Disposable Non-Woven Protective Dust Face Mask and so on.

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Supplier Homepage Products Solar & Wind Inverter Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller

Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller

Min. Order / Reference FOB Price
1 Piece US $165-469.12/ Piece
Port: Guangzhou, China
Production Capacity: 60, 000PCS/Year
Payment Terms: L/C, T/T, Western Union
Nature of Source Flow: Active Inverter
Phase: Single
Output Power: 1000W-4000W
Certification: CE, ISO9001
Brand: Greenmaster
Type: DC/AC Inverters

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Basic Info.

Model NO.
Power Source
Solar Power, Solar Power or on Grid Power Selection
Circuit Topologies
Full-Bridge Type
Nature of Wave String
Sine Wave Inverter
Home Theater
Product Name
Pure Sine Wave Solar Inverter with MPPT Controller
Transport Package
Safety Packing
HS Code
SPG-II 1KW-4KW All in One off Grid Solar Inverter with MPPT Controller
Over 15 years ago, we are in the Electronic and Electrical field specializing in manufacturing and supplying
Backup power solution:UPS, HOME UPS, Battery, inverter, Inverter with Charger, AVR
Solar Power Solution: Solar Charger Controller, Solar Power Inverter, Solar Battery, Solar Street lamp
Also to sell DC Light, DC Fan, DC TV and so on  
we have Factory in Foshan and Ningbo Cty. Foshan to make Electric product and battery. Ningbo to make PV panel .

Key Feature

* 110V or 220V Hybrid Off Grid Power Inverter SPG II 1K-4KW
* 3 in 1 Off Grid design, Inverter +Grid Charger+MPPT controller
* MPPT range Max 160V
* Low Frequency pure sine wave output
* User Selectable Grid power First or Solar Power First (battery power First )
* User selectable Power Charger to charge battery or not
* User selectable battery type to charge
5M wired remote control
* Power saver Function ( Stand by), Low idle current
* OPTION : LCD Display , auto start generator , adjustable power charge current
* Transfer Time 10ms between Line Mode and battery mode
* Three stage charger, improve battery life
* Full protection,short circuit,Overload,over Temp., Battery low/high Protection
* RS232 communication function optional for LED Type
* SNMP Net Agent function optional for LED type

Technical Specifications
Continuous power (W)1000W1500W2000W3000W4000W
Surge capability (W)3000W4500W6000W6000W8000W
System DC input (VDC)24VDCV24 or 48VDC24 or 48VDC48VDC48VDC
AC Output110V/ 120V/ 220V/230V ±5%, 50HZ or 60HZ. Terminal
AC Output waveformPure Sine Wave
DC output24VDC or 48VDC 10AMP Terminal ,to Follow the System VDC
AC/DC ChargerMax 24VDC 25AMax 24V25A or 48VDC 20AMax 24V40A or 48VDC 25AMax 48VDC 35AMax 48VDC 40A
MPPT Solar Charge Controller24VDC 60AMP24vdc 60A or 48VDC 30A24vdc 60A or 48VDC 30A48VDC 60AMP48VDC 60AMP
MPPT RangeMax 160VMax 160VMax 160VMax 160VMax 160V
Max PV  panel1800WP1800WP1800WP3600WP3600WP
External battery bank24VDC24VDC or 48VDC24VDC or 48VDC48VDC48VDC
Working modeUPS Mode, Solar power as backup  , Solar Inverter Mode  Grid power as backup  , to select by user
BreakersWith Breakers for AC Input , AC output, PV input , DC output
Battery low protectionYES
Over charge protectionYES
Overload ResumeYES. When fault remove
Over voltage protectionYES
Overload protectionYES
With cooling fanYES
DisplayLED for Inverter, charger, Battery Capacity state, DC load state and fault
LCD display option.  AC IP VAC HZ, AC OP VAC HZ , BAT VDC
Running Temperature-35 degree to 55 degree
over Temp. protectionYES
Short circuit protectionYES
Reverse polarity protectionYES. Only for DC load side.
Stand byYES. continuo output while > 25W
CommunicationRS232 Power Manager, Net Agent SNMP , Optional for LED mode
Product Size(mm)486*400*181486*400*181486*400*180486*400*180600*432*184
Package Size(mm)605*560*293605*560*293605*560*293605*560*293625*580*300
Package weight( kg)19KG20KG24KG28KG39KG

Product Display
SPG SERIES Low Frequency pure sine wave  
Off GRID HYBRID SOLAR INVERTER  is a  Plug and Play all in one design solar inverter.
Power Inverter + Power Charger + MPPT solar charge controller

Capacity: 1KW,1.5KW,2KW,3KW,4KW
MPPT Controller : 30Amp or 60Amp
AC Power Charger : 25-75Amp
Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller

UPS Mode (Grid power priority)                                    
1. when Grid Power On. use Grid power priority, Solar power only use as Backup Energy
2. Without Grid power or Generator, stand alone to use the Solar Energy
Solar Inverter Mode  (Solar Power priority)                     
1. when Solar Energy enough, use solar energy priority ,Grid power use as Backup power.
Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller                                   
5M wired remote control
Power saver Function, No Load not working, Load starting, Inverter Auto restart
Build in MPPT Controller , Input Range 160Vdc
increase solar panel efficiency upto 30% more

Why Choose us ?

1) TOP 5 manufacturer, 15 years Rich experience , 8000 square meters, 200 employees ,15 Engineers.
2) QC control,100% inspection before shipment .
3) 10 years experience in international bidding together with dealer.
    We constantly improve the design and provide new products. And we are the only one who can sign
    "Quality Warranty"&"On Time Delivery Warranty" with clients.


· Complete set system design and installation supporting:
     - Provide training on design/installation and maintenance of dealer's office or factory every year.
     - Service manual like below attached .


Q: Are you factory or trade company?
A: We have two factories in China. we make UPS/Inverter/Battery in Foshan city 
    which is close to Guangzhou. We make Solar Panel in Ningbo city .
Q:How to Collect the goods together from Two Factory?
A:We will collect the goods together. And arranging the shipment from Ningbo or Guangzhou.
Q:Can I get a sample to check quality before mass order?
A: Sure, don't hesitate to contact me.
Q:How long is the warranty? 
A:One year or Two years for electronic products and batteries. 10 years for Solar panel.
    More details be shown in the Performa Invoice .
Q:What's the delivery time?
A:Usually for sample order within one week, for mass order 10-30days.
Q:Do you provide OEM/ODM service?
A:we have experienced R&D team, welcome to place OEM/ODM orders.
Q:What's the payment terms?
A:T/T,W/U or LC options.

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Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller

Factory Display
Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller
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Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller
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Spg-II 1kw-4kw All in One off Grid Solar Power Inverter with MPPT Controller
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