China Supplier High Quality Long Life 4000w Grid Tie Frequency Inverter 50hz to 60hz for Sale

Main Features:

*LCD digital display show voltage, load and battery info in real time.
*Peak power is three times of rated power.
*Can work with inductive load such as air conditioner, motor door and so on.
*Pure sine wave output, available for sensitive load. 
*4-step progressive charging, 7 battery type selector. 
*Fast and powerful charger with 35A and 70A. 
*Accept generator’s energy output. 
*High power factor 0.9, low power consumption. 
*Automatically transfer between battery and line modes. 
*Microprocessor control guarantees high reliability. 
*Bypass without battery connected. 
*Remote control function. 
*Protection against: Over load, over temperature, over charging, low battery 
*Reverse connection (optional by hard connector), Blackouts

Q1: How to choose a right inverter?

A1:Tell us your demand, then our sales will recommend a suitable inverter to you.

Q2: What's the different between inverter and solar inverter?

A2:  Inverter is only accept AC input, but solar inverter not only accept AC input but also can connect with solar panel to accept PV input, it more save power.  

Q3: How about the delivery time?

A3:  7 days for sample; 25 working days for bulk order.

Q4: What is the warranty of inverter?

A4: One year warranty on Must-Solar product.

Q5: How to solve the technical problem?

A5: 24 hours after-service consultancy just for you and to make your problem to solve easily.