PowMr 20A 25A 30A 35A 40A 45A MPPT Solar Charge Controller for 12V 24V Lead-acid/Lithium Battery Solar Regulator Back-light LCD

$47.52

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Description

PowMr 20A 25A 30A 35A 40A 45A MPPT Solar Charge Controller for 12V 24V Lead-acid/Lithium Battery Solar Regulator Back-light LCD


Overview:

PowMr 20A 25A 30A 35A 40A 45A solar charge controller is based on an advanced maximum power point tracking(MPPT) technology developed, dedicated to the solar system, the charge controller conversion efficiency up to 98%.It can be used in communication base station, home power supply system, traffic light, solar street lamp, courtyard lamp systems, etc.

Feature:

* Advanced MPPT maximum power point tracking technology, the tracking efficiency is no less than 99.5%.

* High quality components are used to improve the system performance, and the maximum conversion efficiency can reach97%.

* Super fast maximum power tracking speed while ensuring tracking efficiency.

* Accurate identification and tracking of the maximum power point of multi-wave peak.

* Reliable maximum input power of pv array to ensure the safety of equipment.

* Wide pv array maximum power point operating voltage range. 12/24v automatic voltage identification

* The LCD is designed to dynamically display the operation data and working status of the equipment.

* Seal, GEL, Flooded, LifePO4 and Li(NiCoMn)O2 charging process can be selected.

* Overcharge protection, Input PV polarity reverse protection, Output limited current protection, over-temperature protection .

* Troubleshooting promotion function.

* Easy to be mounted.


Specification:

Model

POW-Keeper1220

POW-Keeper1230

POW-Keeper1240

Picture

Rated charge current

20A

30A

40A

System rated voltage

12V/24V Auto work

Voltage range of battery

8-32V

Max open voltage of PV module

55VDC

75VDC

100VDC

Battery type

User default, Sealed, Flooded, GEL, LiFePO4

Maximum PV input power

240W(12V)

360W(12V)

480W(12V)

 480W(24V)

720W(24V)

960W(24V)

Equalized charging voltage

Maintenance-fee lead acid battery 14.6V, GEL: No: Lead acid flooded battery: 14.8V

Absorption charging voltage

Maintenance-fee lead acid battery 14.4V,GEL: 14.2; Lead acid flooded battery: 14.6V

Floating charging voltage

Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 13.8V

Low voltage re-connection (LVR)

Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 12.6V

Low voltage disconnection (LVD)

Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 10.8V

Static loss

<9.2mA 12V; <11.7mA 24V

High voltage disconnection (HVD)

16V (24V x 2)

Duration of absorption charging

2 Hours

Light control voltage

5V

Charge loop voltage drop

<0.29V

LCD Temperature

-20℃~+70℃

Operating Temperature

-20℃-+55℃ (To run at full rated current continuously)

Working humidity

<95% No condensation

Protection class

IP30

Dimension (LxWxH) mm

123x178x48

135x202x55

150x220x67

Installation hole size(LxW)mm

108x120x5

116x140x5

132x130x5


Model

POW-M25-PRO

POW-M35-PRO

POW-M45-PRO

Picture

Rated charge current

25A

35A

45A

Solar Input Parameters

Max. PV Open-Circuit Voltage

100V

Max. Input Power:

For 12V System

300W

420W

540W

For 24V System

600W

840W

1080W

Input Voltage Range:

For 12V System

<60V

<80V

<100V

For 24V System

<60V

<80V

<100V

Battery Charging Parameters

Charging Technology

MPPT

Charging Algorithm

3 Stages

Nominal System Voltage

12V/24V

Battery Voltage Range

9~30V

Rated Charging Current

25A

35A

45A

Conversion Efficiency

≤98%

Max. Power Point Tracking Efficiency

>99%

Temperature Compensation

-3mV/℃/2V (default)

Self-Consumption

44mA/12V; 26mA/24V

DC Output Parameters

Rated DC Output Current

15A

20A

25A

General Parameters

IP Class

IP32

Operating Temperature Range

-35℃~+45℃

Humidity Range

≤95% Non-condensing

Altitude

<3000m

Dimensions

160x115x51mm

195x135x65mm

195x135x65mm

Net Weight

500g

900g

1035g


Product Overview:

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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