Sine Wave Inverter

Sine Wave Inverter

Product name: DC to AC 12v 220v 4000W pure Sine Wave Inverter
Model No.: NP4000-12V/24V/48V
Working principle:Inverter is the DC power (battery, accumulator jar battery) into alternating current (usually 220v 50Hz 60Hz pure sine wave).
In general, an inverter is a device that converts direct current (DC) into alternating current (AC). It consists of inverter bridge, control logic and filter circuit.



400w Pure sine wave power inverter 


Output wave form: Pure sine wave output (THD<3%)

Power ON-OFF switch

Thermo control cooling fan

Two-color indicators display power and fault status

Max efficiency to 92.5%

Low battery voltage, over battery voltage, lack-voltage alarm. 

Protections:short circuit, overload, over temperature.

Approvals:CE mark / E8/ RoHS /ISO 


You can use many place. such as laptop, camcorder, the Internet, GPS, camera, PDA, cell phone, mobile DVD, audio, battery charger, printers, monitors, game consoles, trucks,  etc.

1. Field operations: lighting, drilling, disaster relief, commercial promotions.

2. Hospital emergency rescue: surgical lighting, equipment use, etc.

3. Home Appliances: Electronic energy-saving fluorescent, incandescent, small television sets, car refrigerator, etc.

Product Specification of 4000W Pure Sine Wave Power Inverter



Rated power


Surge power


DC input voltage

12V or 24V or 48V

AC output voltage

100-120V / 220-240V

AC output frequency

50/ 60Hz

Out waveform

Pure sine wave

Lower voltage alarm

10.5±0.5V for 12V battery bank( *2 for 24V, *4 for 48V)

Lower voltage cut off

10±0.5V for 12V battery bank( *2 for 24V, *4 for 48V)

Over voltage cut off

15.5V±0.5V for 12V battery bank( *2 for 24V, *4 for 48V)

Over temperature cut off

ambient temperature-10℃+40℃/Internal temperature 55℃-65℃

Polarity reverse protection

by fuse open

Cooling fan

control by load/ temperature

Inverter efficiency

> 90%



Net weight


Gross weight



2 years

4000 Watt pure sine wave power inverter waveform

About 4000W pure sine wave inverter

Protection Features :


4000W pure sine wave inverter 

Socket and plug:

Our product outlet type can choose by yourself .

4000W Pure sine wave power inverter connection


Shipping information

1. Sample order: by courier, such as DHL, FedEx, UPS, TNT etc. Door-to-Door;

2. Buck order: By Air or by Sea,Airport/ Port receiving;

3. Our customers specify the freight forwarders or negotiable shipping methods!

4. Delivery Time: 2-3 days for samples; 15- 30 days for batch goods after received advanced payment.


Company show


Our exihibition


Q1. What is your terms of packing?

A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?

A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.(Small order/ Sample can pay by  Payment:T/T,L/C,Western Union,Paypal,Money Gram)

Q3. What is your terms of delivery?


Q4. How about your delivery time?A: Generally, it will take 20 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5:Can we to be your distributor?

A:We are looking for distributor and agent all over the world for switching power supply . Should you any interest, please do feel free to send your message or inquiry. Welcome and join us, 24 hours service waiting for you. .Promt delivery and professional after-sales service are our priority ,which makes us to be your reliable partner.

Hot Tags: sine wave inverter, China, manufacturers, suppliers, factory, wholesale


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