4000W Solar Inverter Kit Complete 12V to 110V/220V Solar Panel System 12V Solar Panel Battery Charge Controller Power Generation

$158.15

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Description

12V to 110V/220V Solar Panel System 12V Solar Panel Battery Charge Controller 4000W Solar Inverter Kit Complete Power Generation

Solar system combination

Introduction to solar energy systems:

solar panel (to receive solar energy to charge the battery)+Inverter (to convert 12V DC power of the battery into 220V or 110V AC power)+solar controller (to control battery charging and discharging)+battery (energy storage) (provided by the customer)

ommodity information

solar panel

Working power: 20W

Size: 480 * 280 * 2.5mm

Open circuit voltage (voc): 20V

Maximum power voltage (vmpp): 18v

Short circuit current (isc): 1A

Maximum power current (impp): 0.75

Output: 12V

Weight: 400g

inverter

Starting peak power: 500W

Continuous power: 250W

Digital display: input/output voltage

Input voltage: 12VDC

Output voltage: 220VAC/110VAC

Dual USB interface: 5VDC/2.1A

No-load current: ≤ 0.5A

Conversion efficiency: greater than 90%

Protection function: overload, over temperature, high voltage, low voltage, reverse connection, short circuit intelligent temperature control, can be used for electrical appliances less than 300W (excluding inductive load electrical appliances and motor products)

Package

Independent packaging:solar panel+ inverter+solar controller

Packaging and accessories:

1 inverter+1 pair of red and black battery clips+1 cigarette lighter+English inverter manual+1 solar controller+English controller manual+solar panel+DC cable+DC crocodile clip

Package size: 45X34X14CM

Kind reminder:

1. Please try to use our standard battery cable as much as possible, otherwise it cannot output full power!

2. Start the inverter; Start the machine first and then turn on the load. Shutdown: First disconnect the load and then shut down.

3. It is strictly prohibited to connect the mains power to the output port, and it is strictly prohibited to reverse connect the battery with the load.

4. Do not overload household appliances such as inverters, motors, water pumps, air conditioners, and other inductive loads. Please multiply the rated power by at least three times, and the resulting value should not exceed the inverter power

5. The inverter red light is on and there is a buzzing sound. Please check if it is overloaded and if the battery is fully charged (regardless of whether your battery is a new one). Please charge the battery for at least 3 hours and try again

6. When not using the inverter, please turn off the inverter switch

When the inverter beeps, be sure to first disconnect the load, turn off the inverter switch, and then check the problem

Note:

1. Due to slight color changes caused by manual measurement and different display settings, please allow for a difference of 1-3 centimeters (0.4-1.18 inches).

2. Due to differences in lighting and screen, the color of the item may differ slightly from the image. Please understand.








Payment Policy

Payment Policy – BILLIONS BIRDS

At BILLIONS BIRDS, we are committed to providing a safe, secure, and seamless payment experience for our customers.

1. Accepted Payment Methods

We accept the following payment options:

Major Credit & Debit Cards (Visa, MasterCard, American Express)

Secure Online Payment Gateways (such as PayPal, Stripe, or other providers available at checkout)

Any additional payment methods displayed during checkout

All payments must be completed in full at the time of purchase.

2. Secure Transactions

All transactions are processed through encrypted and secure payment systems to protect your personal and financial information. We do not store your full payment details on our servers.

3. Currency

Prices are displayed in the currency indicated on the website. If you are purchasing from another country, your bank may apply currency conversion fees.

4. Order Confirmation

Once your payment has been successfully processed, you will receive an order confirmation email containing your purchase details.

5. Failed or Declined Payments

If your payment is declined, please verify your billing information or contact your bank. Orders will only be processed after successful payment confirmation.

6. Fraud Prevention

BILLIONS BIRDS reserves the right to cancel or refuse any order if fraud or unauthorised activity is suspected.


Delivery Policy

Delivery Policy – BILLIONS BIRDS

At BILLIONS BIRDS, we are dedicated to delivering your orders safely and efficiently.

1. Order Processing

All orders are processed within 1–3 business days after payment confirmation. Orders are not processed or shipped on weekends or public holidays.

2. Shipping Times

Estimated delivery times vary depending on your location:

Domestic Shipping: 3–7 business days

International Shipping: 7–15 business days

Please note that delivery times are estimates and may vary due to customs procedures, carrier delays, weather conditions, or other unforeseen circumstances.

3. Shipping Costs

Shipping fees are calculated at checkout based on your location and selected shipping method. Any customs duties, taxes, or import fees are the customer's responsibility.

4. Tracking Information

Once your order has been shipped, you will receive a confirmation email with tracking details (if available) so you can monitor your package.

5. Delivery Issues

If your order is delayed, lost, or arrives damaged, please contact us within 7 days of the expected delivery date. We will work with the shipping carrier to resolve the issue as quickly as possible.

6. Incorrect Shipping Information

Customers are responsible for providing accurate shipping details at checkout. BILLIONS BIRDS is not responsible for orders shipped to incorrect addresses provided by the customer.


Refund Policy

Refund Policy – BILLIONS BIRDS

At BILLIONS BIRDS, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we’re here to help.

1. Return Eligibility

You may request a return within 14 days of receiving your order. To qualify for a return:

The item must be unused, unworn, and in the same condition as received.

The item must be in its original packaging.

Proof of purchase (order confirmation or receipt) is required.

Certain items may not be eligible for return, including clearance items, gift cards, or personalised/custom products.

2. Non-Refundable Items

The following items are non-refundable:

Final sale or discounted items

Gift cards

Items damaged due to misuse, negligence, or improper care

3. Return Process

To initiate a return, please contact our customer support team with your order number and reason for return. If your return is approved, you will receive instructions for returning the item.

Unless the item is defective or incorrect, customers are responsible for return shipping costs.

4. Refund Processing

Once we receive and inspect your returned item:

We will notify you of the approval or rejection of your refund.

If approved, the refund will be issued to your original payment method within 5–10 business days.

Please note that banks or payment providers may require additional time to process refunds.

5. Damaged or Incorrect Items

If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery and provide clear photos of the product and packaging. We will arrange a replacement or full refund at no additional cost.

6. Late or Missing Refunds

If you have not received your refund:

Check your bank account again.

Contact your credit card company or payment provider.

If the issue persists, don't hesitate to contact our support team for assistance.

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