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3 Stage PWM Solar Charge Controller

3 Stage PWM Solar Charge Controller

    • 3 Stage PWM Solar Charge Controller
    • 3 Stage PWM Solar Charge Controller
  • 3 Stage PWM Solar Charge Controller

    Product Details:

    Place of Origin: Guangdong, China
    Brand Name: SRNE
    Certification: CE RoHS ISO9001
    Model Number: SR-HM-CU20A

    Payment & Shipping Terms:

    Minimum Order Quantity: 1
    Price: Negotiable
    Packaging Details: Packed in carton. Product size:120*74*23.6mm Packing Carton size: 335*300*210mm.
    Supply Ability: 1000 Piece/Pieces per Month
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    Detailed Product Description
    Application: Solar System Controller Maximum Current: 10A/20A
    Charging Current: 10A/20A Protection Level: IP30
    Solar Input Voltage: 55V USB Output: Double USD Output For Mobile Charging
    Weight: 200g Solar Input Voltage: <55v
    System Voltage: 12v/24v Automatic Recognition Port: Shenzhen
    High Light:

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    3 Stage PWM Solar Charge Controller


    SRNE Best Selling PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU



    1. Identify 12V/24V system voltageautomatically.

    2. LED indicates the working status of battery and load.

    3. Double USB output charging for various electronic products. Max load current reach up to 1.2A.

    4. LCD screen could show charge current, discharge current and capacity of the battery.

    5. Adopting advanced ternary form charging algorithm, equalizing charge for battery once a week to prevent battery from imbalance and vulcanization effectively so that the battery service life will be extended.

    6. Manual control for the load.

    7. External temperature sensor can realize high-precision temperature compensation

    8. Various protections: Over charging protection, over discharging protection, over load, short circuit protection, reverse polarity protection, TVS lightning protection

    Electronic protections:
    • PV Over Current/power
    • PV Short Circuit
    • PV Reverse Polarity
    • Night Reverse Charging
    • Battery Reverse Polarity
    • Battery Over Voltage
    • Battery Over Discharge
    • Battery Overheating
    • Controller Overheating
    • Lithium Battery Low Temperature
    • Load Short Circuit ,
    • Load Overload
    • TVS High Voltage Transients



    Pictures of  SRNE Best Selling PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU


    3 Stage PWM Solar Charge Controller 03 Stage PWM Solar Charge Controller 13 Stage PWM Solar Charge Controller 2     




    Our factory


    3 Stage PWM Solar Charge Controller 3  3 Stage PWM Solar Charge Controller 4


    3 Stage PWM Solar Charge Controller 5





    System voltage

    12V/24V Auto

    System current


    No-load loss

    < 12mA

    Solar energy input voltage

    < 55V

    Overvoltage protection


    Equal charging voltage


    Ascending charging voltage


    Float charging voltage

    13.8V;×2/24V (25℃)

    Charging recovery voltage

    13.2V;×2/24V (25℃)

    over-discharging recovery voltage


    Under voltage


    Over-discharging voltage


    USB load cut-off voltage


    Total USB load rated current


    Temperature compensation


    Overload and short circuit protection

    1.25 times of rated current: 30s;

    ≥1.5 times of rated current: short circuit protection

    Working temperature

    -20℃to +50℃

    Protection level









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    1) Please be noted that the price in our website is merely the reference price and the actual one is subject to our final confirmation!
    2) Any problem, requirement and suggestion, please contact us freely, we'd be very pleased to be at your side.

    Company Information:
    Q: Do you produce all the products yourselves?
    Yes, we have our own Solar Panel Factory, all the products we are selling are designed and manufactured by ourselves.

    Q: How long is the life-span for solar lighting product?
    Usually it is 2 years. However it is about 5 years by replacing the battery.

    Q: Battery is a sensitive goods, is there any difficult to ship the samples by courier or by air?
    Please rest assured that we have partnership with excellent shipping forwarder, therefore we can promise fast & smooth delivery.

    Q: What is the application for your product?
    They can apply to home lighting, phone charging, camping, reading, outdoor sports lighting ect.

    CQC Department:
    Q:How is your Quality Control?
    We specialized in solar lighting products for 10 years, the quality of the products are pass strict inspection, and we have one year warranty!

    How is your Products Control?
    Test and quality assurance. Our defective rate is 0.2% .Customer could purchase our products with safety.

    Customer Service
    Q. How is the after sales service?
    A huge team which is in charge of after-sales service, also a service hotline dealing with the complains and feedback s from buyers..

    Q. How can you guarantee the exclusive sale for OEM & ODM service?
    Product mould contract, non-disclosure agreement, exclusive sale agreement will be signed before starting the OEM & ODM project.

    Q. How to apply refund?
    A. Once the PI has been confirmed and ordered goods are ready, a refund will not available for a canceled order. But a refund would back to you in time the case that we could not offer the products required in stock due to the shortage or unavailability.

    Q. Can I come visit your showroom and ffactory?
    1) Welcome to visit our office and shop directly before establishing long-term business relationship.
    2) We'd very like to help you book the hotel and pick you up from the airport, or the railway station. Please inform us if you have any scheduling in China.
    3) Many clients from USA, UK, Germany, Saudi Arab, France, Russia etc has paid a visit in our showroom, so now, is your turn?

    3 Stage PWM Solar Charge Controller 6





    Contact Details
    SRNE Solar Co.,Ltd

    Contact Person: sales

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