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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: YYOSS
  • Model Number: R-400-24
  • Output Power: 301 - 400W
  • Output Type: Single
  • Input Voltage: 170~264VAC
  • Output Voltage: 24VDC
  • Output Frequency: 47-63Hz
  • Output Current: 16.7A
  • Protection: SCP/OPP/OVP/OTP
  • Working temperature: -20℃ ~ +40℃
  • Output tolerance: 2%~3%
  • Burn-in test: 3 times in total
  • Withstand Voltage: I/P-O/P:3KVAC. IP-FG:1.5KVAC. DC-FG:500VAC
  • Case Material: Iron
  • waterproof: IP20
  • Warranty: 2 Years
  • Size(L*W*H): 188*120*53mm
  • Efficiency: 88%

Packaging & Delivery

Packaging Details Standard carton box
Delivery Time 7 days

Rainproof 400W 24V  power supply

• Model: R-400-24

• DC Voltage:24VDC

• DC current:16.7A

• Rated power:400W

• Input power:170~264VAC

• Efficiency: 88%

• Size:188*120*53mm

• Warranty: 2 years

• Packing:0.67kg/pcs


Typical Features:

Model R-400-12R-400-24
OutputDC Voltage                     (Note 1)12VDC24VDC
Current Range0~33.3A0~16.7A
Rated Power (Max)400W400W
Ripple and Noise (Max)  (Note 2)150mVp-p200mVp-p
Voltage Tolerance       ±3.0%±3.0%
Line Regulation              ±0.5%±0.5%
Load Regulation         ±0.5%±0.5%
Set-up, Rise Time1000ms, 30ms/230VAC,  1000ms 30ms/110VAC at full load
Hold-up Time100ms/230VAC,  25ms/110VAC at full load
InputVoltage Range90 ~ 132VAC / 180 ~ 250VAC selected by switch 
Frequency Range47~63Hz 
Efficiency                        (Note 3)86.0%88.0%
AC Current110VAC / 5.4A;  220VAC / 1.70A 
Inrush CurrentCold Start at 90A/230VAC, Input at Ta: 25℃ cold start.
Leakage Current<2mA at 230VAC, 60Hz Input 
Protection Over-VoltageAbove 105%, Hiccup mode, recovers automatically after faulty problem is removed
Over-load110% ~ 130%.  Protection:  Shut off 
Short CircuitHiccup mode, recovers automatically after faulty problem is removed
Over-temperature75℃±10℃ (Shut down O/P voltage, re-power on to recover)
EnvironmentWorking Environment   -20℃ ~ +40℃     
Working Humidity20~90% RH non-condensing 
Storage Environment & Humidity-25℃~+70℃ 10~90% RH 
TEMP. Coefficient±0.05%℃ (0~40℃) 
Vibration10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
Safety & EMCSafety StandardsEN-61347-1,  EN61347-2-13,  Design refer to UL60950-1
Withstand VoltageI/P-O/P: 3KVAC, IP-FG:1.5KVAC, OP-FG: 500VAC
Isolation ResistanceI/P-O/P  IP-FG  OP-FG: 100M Ohms/500VDC / 25℃ / 70% RH
EMC EmissionCompliance to EN55015: 2007,  EN61547:1995+A1:2000;  EN61000-3-2: 2006;  EN61000-3-3: 2008
EMC ImmunityCompliance to EN55015  EN61547  EN61000-4-2,3,4,5,6,8,11
OthersLife Span                   ≥30000Hrs (25~30℃) 
No Load power consumption≤4.0W 
MTBF                    250K hrs min, MIL-HDBK-217F (25℃ )
Dimension                    188*120*53mm (L*W*H)     
Packing                 0.67Kg/pcs  



Shipping Policy:

• Samples checking: sending by Express (DHL / UPS / FEDEX / TNT/EMS)

• Bulk production: sending out by cargo shipping / air freight / Express


About us:

What else can Yesok bring for you ?

1.   Professional introduction and analysis about led drivers & led chips         
2.   3 years warranty price, 5 years warranty design products       
3.   Rated current & voltage can be customized, like 320mA / 1500mA ...32V..       
4.   Reliable quality as MW... but price cheaper 20%~30%       
5.   Efficiency high 3%~8% than most suppliers       
6.   OEM / ODM / Label service / Distributor        
7.   Unique outter case designs        
8.   Stock for popular models, like 12v/24v..1500mA/3000mA..       
9.   Each driver with 2~3 times burn-in tests  <+40~+45°C, full load>       
10. 1~3 days reaction for customer's questions or quality feedback       
11. Providing service from inquiry to after-sales (technical supports, market information share, shipment arrangement...)



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China (Mainland)
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Supplier's Trade Assurance Limit: US $88,000
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