276w Best Quality Converter

276w Best Quality Converter

Model:SKC-48V-13.8V-20A Input rated voltage:48V DC Input voltage range:35-60V DC Efficiency:96% (half load) ; 94% (full load) Output voltage:13.8V DC Output current:20 Amps Output rated power:276 Watts Voltage regulation:< 1% Working Temperature:-40°c ~ +80°c Waterproof rating:IP 68 Machine size:74*74*32mm N. Weight:300g Certifications:CE, RoHS

Product Details

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1. 100% full power & stable current output

2. 100% Imported components

3. Wide input voltage from 35-60Vdc

4. 100% waterproof & anti-shock protection, Ultra compact size, light weight

5. Industry grade DC48V to DC13.8V step-down converter, efficiency up to 94%

6. Certificates: CE/RoHS

7. Waterproof level: IP68

8. Die-cast aluminum shell, epoxy potting, Cooling by free air convection,

9. Protections: Over-current, Over-voltage, Over-temperature, Over-load and

Short-circuit, Auto-recovery when device is back to normal operating

10. Non-Isolated Module

11. 1 year warranty, lifetime up to 100,000 hours.



Input rated voltage

48V DC

Input voltage range

35-60V DC


96% (half load) ; 94% (full load)

Output voltage

13.8V DC

Output current

20 Amps

Output rated power

276 Watts

Output peak power


Voltage regulation

< 1%

Load regulation

< 2%

Ripple (full load test)

< 50mV

No-load current

< 25mA

Working Temperature

-40°c ~ +80°c

Waterproof rating

IP 68


Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage

Machine size


Package size


N. Weight


W. Weight


Cooling way

Free air convection




 10A dc power converterdc power converter (2)


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QuestionWhat's the payment term?

Answer: T/T , paypal western union and so on.

QuestionHow's the delivery time ?

Answer: Usually it will take about 7 working days for production.

Question: What is your product warranty?

Answer: All of the power supply Sino-k  Manufacture with 12 month warranty

QuestionCould you offer Form A or C/O ?

Answer: It is totally no problem. We can prepare relative documents to foreign affairs office or other office to apply for this certificate but if the order less than 10000.00USD , Buyer should be pay 60.00USD to get it

Question: We want to know month capacity.


1. It depends on which model.

2. For example for relay type small capacity , month capacity can reach near 20000pcs and big capacity near 3000pcs.

Question: Where is your market?


1. Our products are popular in Russia, New Zealand, Indonesia, Hungary, Australia, Italy, America, Chile, Mexico and so on.

2. Some of them are our regular customers and some of them are developing. We hope you can join us and make mutually beneficial from our cooperation.


Transport (2).png

We offer as many shipping options as possible, including DHL, UPS, TNT, Fedex,EMS,etc.


Contact us


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