20KW Solar System House Cost

Solar panel rated power:20KW   Allowable max loads power:20KW

39pcs 550W monocrystalline solar panel

New generation perc solar panel,22% transfer Efficiency

Operating temperature:-40℃~+80℃

CE ROHS approval,USA technology

25 Years efficiency warranty

15 Years material warranty

4T-360V Multiple PV strings inputs.

Simplify wiring between PV array and controller.

Protect controller from thunderstorm& surge protection, protect the solar electricity from flowing one panel to another panel. max open circuit voltage is 500V

Inverter:20KW 360VDC  380V/400/415V output

High efficiency transformer,conversion efficiency up to 90%,LCD display. City power charger and generator charger.Japan brand Fuji IGBT material.

60A360V MPPT controller ,90%-95% charge efficiency.Overload, overcharge, over-discharge protection

30pcs 12V/200AH gel battery /360V200AH lithium battery for optional

Deep cycle maintenance-free gel battery,5-6years use life.

A grade LiFePo4 lithium battery,10-12years use life.

Slope Rooftop or Flat ground

design base on your installation place

Including complete fittings

wind load:55m/s,snow load:1.5kn/m2

Aluminum alloy, anti-oxidation treatment

1)29pcs 16mm2*35CM,2pcs 16mm2*2M battery cable,20M 16mm2 cable with battery terminal.
2)4mm2 PV cable 200M
3)1set PV terminals and MC4
4)2P 63A Battery switch / box  10 years warranty

Pre-sale:

1.Mars professional engineering team assists customers to complete professional system design or bidding work,ensure that each solar power system project provides government engineering-level quality and services.

2.Mars supports OEM services to assist customers in expanding their brand influence.

Quality Control:

     Solar power system for factory project product use Japan brand(Mitsubishi, Fuji etc) IGBT materials,Germany(Semikron etc )thyristor,adopt German technology.100times test before package.

Advanced product function:

1.Touch screen operation,easy and convenient.

2.Real time App monitor,monitor your solar power system project any time.

After-sale:

1.For the first import for solar power system for factory, assist in completing the transportation and customs work, clear customs without worry, and receive the solar power system smoothly.Africa and Asia provide door to door service or pick up service locally.

2.Professional solar power system for factory installation drawing and user manual,10+years engineer guide the installation and technical support online,easy and convenient.

3.Certified solar power system for factory engineers provide installation services.Our certified engineers include Daniel(Thailand),Jose(Philippines),Japhet(Kenya),Eric(Cameroon),Oumar(Nigeria),Peter(Senegal).More  solar power system installation service countries are developing.

4.Good warranty service.During warranty,take pictures or videos to us,send the free replacement or new products right now.