Guangzhou Kaihui Electronics Co., Ltd. is one of the leading manufacturers and suppliers of 48v 50w switch mode power supply in China. With abundant experience, our factory offer high quality products made in China with competitive price. Welcome to contact us for customized service.
Product Introduction
The K02-U50S48 model is a meticulously engineered 48V 50W switch mode power supply designed to meet the rigorous demands of modern electronic systems. This enclosed unit delivers a stable 48V output from a universal AC input, ensuring consistent performance across various regional power grids. Its design philosophy centers on achieving a balance between essential functionality and cost-effectiveness, making it an ideal choice for manufacturers seeking a no-frills, highly dependable power stage.

Product Parameters
|
Model |
K02-U50S48 |
|
|
Output |
Output Voltage |
+48V |
|
Rated Current |
1.08A |
|
|
Current Range |
0-1.08A |
|
|
Rated Power |
50W |
|
|
Ripple & Noise |
480mVp-p |
|
|
Output Accuracy |
±1% |
|
|
Input |
Input Voltage Range |
85-264V AC |
|
Input Current |
1A@115V AC,0.5A@230VAC |
|
|
Input Frequency |
50~60Hz |
|
|
Efficiency @230Vac |
87% |
|
|
Leakage Current |
<0.5mA@240VAC |
|
|
Protection |
Over Load Protection |
110~200% Hiccup automatic protection |
|
Over Temp., protection |
>105 degree,recovers automatically after the temp. goes down. |
|
|
Environment |
Working Temp.,Humidity |
-20~50℃,10~90% RH,No condensation |
|
Storage Temp.,Humidity |
-20~85℃,10~95% RH |
|
|
Safety&EMC Standards |
Safety Standards |
GB4943,EN62368 |
|
Withstand Voltage |
I/P-O/P:3KV; I/P-FG:1.5KV;O/P-FG:0.5KV DC 1min |
|
|
EMC Standards |
EN55032 CLASS B |
|
|
Other |
Dimension |
99*83*30mm |
After-Sales Assurance
Responsive Technical Consultation: Direct access to our R&D liaison team for design-in guidance, helping your engineering teams optimize PCB layout and thermal management for this 48V 50W switch mode power supply.
Flexible Sample Service: We welcome sample orders for testing and quality verification, and mixed samples are also acceptable. Standard samples (1-5pcs) are typically available; customized power supply samples are dispatched within 7-10 working days after receiving your payment.
Transparent Lead Times: Once a bulk order with a minimum of 200 units is confirmed and the deposit is received, mass production is completed within a 20-25 working day window, ensuring clear project planning.
Streamlined Warranty Process: Our strict QA and QC system maintains a repairing rate under 0.1%-0.2%. A standardized warranty covers manufacturing defects, and our quality control department processes claims based on batch traceability, focusing on swift root-cause analysis and corrective action reports.
FAQ
Q:How long we can get the samples of the customized power supply?
A:7-10 working days after receiving your payment.
Q:What is your MOQ for the bulk order?
A:Usually it is 200pcs per order of the common SMPS.
Q:What is the lead time for the mass production of the switching power supply?
A:20-25 working days after receiving your deposit.
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