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250W High Power Step Up Constant Current Constant Voltage Power Supply Module Boost Converter Module DC 8.5V-48V to 10-50V

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Product Introduction:
1.Name:250W step-up constant current module
2.Character:non-isolated boost module
3.Input Voltage:DC 8.5-48V
4.Input Current:10A (max);if over 8A,please enhance heat dissipation
5.Quiescent Operating Current:10mA (when boosting 12V to 20V,output voltage becomes higher,and quiescent current will be higher)
6.Output Voltage:10-50V continuous adjustable
7.Output Current:10A (max);if over 6A,please enhance heat dissipation
8.Constant Current Range:0.2-8A
9.Output Power:=output voltage*5A
10.Operating Temperature:-40~85 celsius
11.Operating Frequency:150KHz
12.Conversion Efficiency:96% (max)
13.Overcurrent Protection:yes (if input is more than 13A,it will automatically decrease output voltage)
14.Input Reverse Connection Protection:yes (lower than 5A;if necessary,please serial connect with diode on input port)
15.Installation Way:4pcs 3mm screw holes
16.Connection Way:connection output

Output Voltage/Current Adjustment Method:
1.Adjust RV1 potentiometer:according to your battery or LED,set output voltage to your required voltage,such as 10S LEDs voltage adjust 37V
2.Clockwise adjust RV2 potentiometer 30 circles,and set the output current to minimum value;connect with LED,adjust RV2 potentiometer to required current.When being used for battery charging,after battery discharges,then connect witht output,adjusst RV2 to required current

Application Fields:
1.DIY voltage-stabulized power:input 12V,output 12-50V adjustable
2.Supply power for electronic device
3.As vehicle power supply,supply power for laptop,PDA or various digital products
4.DIY high power laptop mobile power,matching 12V lithium battery pack
5.Solar battery board voltage stabilizing
6.Charging for storage battery and lithium battery
7.Driving high power LED lamp

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First we should say that ICStation doesn't accept any form of pay on delivery.Items used to be shipped after receiving the order info and payment.

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1. Hongkong / Sinapore Airmail

(1) Due to the high risk of package lost recently, we have to stop using the free shipping way these days. Hope for your kind understanding! And the $3 is for tracking number and delivery insurance ^0^ Enjoy order from us. 

Free Shipping for all orders over $20 ^0^ (with free tracking number and delivery insurance fee)

(2) Shipping time 
Shipping time is 7-20 business days to most of countries; please view below table for exactly shipping time to your location. 

7-15 working days to: Most of Asia countries
10-16 working days to: USA , Canada , Australia , UK , Most of Europe countries
13-20 working days to: Germany , Russia
18-25 working days to: France , Italy , Spain , South Africa
20-45 working days to: Brazil , Most of South America countries

2. EMS/DHL/UPS Express

(1)Shipping Fee: Free for the order which meet the following requirements
Total price of the order >= 200USD or Total weight of the order >= 2.2KG

When the order meets to one of the above requirement, it will be shipped for FREE via EMS/DHL/UPS Express to below country. 
Asia: Japan , South Korea , Mongolia . Malaysia , Singapore , Thailand , Vietnam , Cambodia , Indonesia , Philippines 
Oceania: Australia , New Zealand , Papua New Guinea 
Europe& America: Belgium, Britain, Denmark, Finland, Greece, Ireland, Italy, Luxembourg, Malta, Norway, Portugal, Switzerland, Germany, Sweden, France, Spain, USA, Austria, Canada
Note: Shipping Fee to other countries, please contact

(2) Shipping Time
Shipping time is 3-5 working day (about 1 week) to most of countries. 

Because the package would be returned to the sender if it had not been signed by the receiver in 2-3 day (DHL) or 1 week (EMS,) or 2 weeks (Registered Email), please pay attention to the arriving time of the package. 


1) APO and PO Box Addresses

We strongly recommend that you provide a physical address for order delivery. 
Because that DHL and FedEx are unable to deliver items to APO or PO BOX addresses. 
2) Contact Phone Number
Receivers' contact phone number is required by express shipping agency for the package delivery. Please provide us with your latest phone number.

3. Note
1) Delivery Time of mixed orders with items in different Shipping Status should be calculated using the longest estimate times listed. 
2) Chinese Holiday Reminder: During annual Chinese holidays, services from certain suppliers and carriers may be affected, and delivery for orders placed around the following times may be delayed by 3 - 7 days: Chinese New Year; Chinese National Day,etc. 
3) Once your order is shipped, you will receive an email notification from
4) Track the order which with tracking number via below links:

Registered Airmail:

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250W High Power Step Up Constant Current Constant Voltage Power Supply Module Boost Converter Module DC 8.5V-48V to 10-50V