Product Categories
Related Products
S-300 300W Single Output Switching Power Supply
S-360 360W Single Output Switching Power Supply
S-500 500W Single Output Switching Power Supply
S-500 500W Single Output Switching Power Supply
Have any questions?
CONTACT US
S-350 350W Single Output Switching Power Supply
S-350 350W Single Output Switching Power Supply
S-350 350W Single Output Switching Power Supply

S-350 350W Single Output Switching Power Supply

Advantage

> Clean production environment

> Full automatic testing with various tests

> Standardized production process with trained workers

> Low failure ratio and 24-month warranty

> Strong R&D and engineering support
Request a Quote  
S-350 350W Single Output Switching Power Supply
S-350 350W Single Output Switching Power Supply
S-350 350W Single Output Switching Power Supply
  • High efficiency, high reliability, low cost
  • Universal AC input / full range
  • 100% full load burn-in test
  • Protections: Short circuit/ Over load/ Over voltage                  
  • PWM control and regulated
  • Forced air cooling by built in DC fan
  • Built-in cooling Fan ON-OFF control
  • Fixed switching frequency at 25 KHz
  • 3 years warranty
Model S-350-5 S-350-7.5 S-350-12 S-350-13.5 S-350-15 S-350-24 S-350-27 S-350-48
DC Voltage 5V 7.5V 12V 13.5V 15V 24V 27V 48V
Rated Current 50A 40A 29A 25.8A 23.2A 14.6A 13A 7.3A
Current Range 0-50A 0-40A 0-29A 0-25.8A 0-23.2A 0-14.6A 0-13A 0-7.3A
Rated Power 250W 300W 348W 348.3W 348W 350.4W 351W 350.4W
Ripple & Noise 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 200mVp-p 240mVp-p
Voltage Adj. Range -10%,+12% ±20% -16%,+10% -12%,+11% -10%,+20% -16%,10% -4%,+18% -15%,+17%
Voltage Tolerance ±2% ±2% ±1% ±1% ±1% ±1% ±1% ±1%
Setup, Rise, Hold Up Time 200ms,50ms,20ms at full load
INPUT  
Voltage Range 90~132VAC/180~264VAC selected by switch   47~63Hz; 254~370VDC
AC Current 6.5A/115V   4A/230V
Efficiency 73% 76% 74% 79% 78% 81% 82% 83%
Inrush Current Cold start 50A/115V   50A/230V
Leakage Current <3.5mA/240VAC
PROTECTION  
Over Load 105%~135%
Protection type: Fold back current limiting, recovers automatically after fault condition is removed.
Over Voltage 115%~135%
Protection type: hiccup mode, recovers automatically after fault condition is removed.
Over Temp. RT3≥55℃ Fan On, ≤45℃ Fan Off, ≥80℃ Output Shutdown (5~7.5V)
RT3≥65℃ Fan On, ≤55℃ Fan Off, ≥80℃ Output Shutdown (12~15V)
RT3≥70℃ Fan On, ≤60℃ Fan Off, ≥85℃ Output Shutdown (24~48V)
ENVIRONMENT  
Working Temp., Humidity -10℃~+50℃; 20%~90%RH
Storage Temp., Humidity -20℃~+85℃; 10%~95%RH
Vibration 10~500Hz, 2G 10min./1cycle, period for 60min, each along X, Y, Z axes
SAFETY  
Withstand Voltage I/P-O/P: 1.5KVAC   I/P-FG: 1.5KVAC   O/P-FG: 0.5KVAC
Isolation Resistance I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC
STANDARD  
Safety Standard Design refer to UL1950
EMC Standard Design refer to EN55022, EN55024, EN61000
OTHERS  
Dimension 215*115*50mm(L*W*H)
Weight 1Kg
Packing 20pcs/20Kg
NOTE  
1.All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.
2.Ripple & noise are measured at 20MHz of bandwidth by using a 12” twisted pair-wire terminated with a 0.1μ & 47μ parallel capacitor.
3.Tolerance: includes set up tolerance, line regulation and load regulation

Message Feedback
If you have any enquiry about quotation or cooperation,please free to email us at Winston or use the following enquiry form,Our sales representative will contact you within 24 hous.thank you for your interest in our products.
News Center
What is the principle of frequency converter?
In our daily lives, we often take it for granted that appliances simply plug in and work. However, behind the scenes, a key technology often ensures this compatibility: the frequency converter. This device is fundamental to industrial automation, manufacturing, and even international trade. But what exactly is it? How does it work?
2025-10-17
How Can You Properly Maintain a Frequency Converter to Extend Its Service Life?
How Can You Properly Maintain a Frequency Converter to Extend Its Service Life?
Many buyers invest in a frequency converter to boost motor efficiency, cut energy costs, and reduce wear on equipment—but they often neglect proper maintenance. Without regular care, even quality units may fail early, causing unexpected downtime and extra repair expenses. This guide breaks down simple, safe steps to keep your unit running reliably.
2025-10-14
What Environments Are Suitable for Using a Frequency Converter?
What Environments Are Suitable for Using a Frequency Converter?
Many users question which environments can properly support a frequency converter’s operation, as poor surroundings may harm its performance or shorten its lifespan. This article clarifies the right environments for it, helping you identify where the device works stably.
2025-10-09
What Common Industrial Scenarios Are Ideal for Using a Motor Soft Starter?
What Common Industrial Scenarios Are Ideal for Using a Motor Soft Starter?
When electric motors start up, they often generate sudden high currents that can damage equipment, disrupt power grids, or shorten motor lifespan. Understanding which scenarios benefit most from a Motor Soft Starter helps businesses avoid these issues and choose the right solution. This article breaks down key industrial settings where this device adds real value.
2025-09-29

GET A QUOTE
AFFORDABLE PRICE: AS A MANUFACTURER, WE GIVE YOU FACTORY PRICE
Contact Us For Free Sample
Captcha Code
Inquiry is being submitted, please wait...
×