• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: YYOSS
  • Model Number: YSHD-40-350
  • Output Power: 40W
  • Output Type: Single
  • Input Voltage: 90~264VAC
  • Output Voltage: 68~114VDC
  • Output Frequency: 47-63HZ
  • Output Current: 350mA
  • Dimmable Function: Built-in DALI dimmable
  • Active PFC: >0.95
  • Warranty: 3 years
  • High Efficiency: 87%
  • Working temperature: -25℃ ~ + 45℃
  • IP Rate: IP30 design
  • Ripple and Noise: 400mVp-p
  • Life span: ≥30000Hrs (25℃)
  • Protection: SCP,OLP,OVP,OTP
  • Dimension: 123*80*33mm

Packaging & Delivery

Packaging Details 0.23Kg/pcs, 30pcs/carton, export standarded packing

40W constant current dimmable led power supply 350ma 700ma 1050ma type      

 Typical Feature

1.  3 years warranty.

2.  Active PFC>0.95, no pulsation.

3.  Ripple and Noise (Max): 400mVp-p. 

4.  High efficiency up to 87%.

5.  Input range : 90~264VAC.

6.  Protections: SCP, OLP, OVP, OTP.

7.  IP30 design for indoor and outdoor application.

8.  Isolation CLASS II, no F.G.

9.  Rated output can be customized.

10. Dimmable Function:   Built-in DALI dimmable function.



LED ceiling lights, led tubes, led panel lights…... 


Basic paramters

    CE   RoHS  IP30 SELV   
Inrush current (Max.)  Cold start, 30A/230VAC   
ProtectionsOver Temperature : +85℃±10℃ Shut down o/p voltage, re-power on to recover
Over Voltage: 110% ~ 130% Shut down o/p voltage, re-power on to recover
Over Load : 130% Shut down o/p voltage, re-power on to recover 
Short Circuit  Hiccup mode, recovers automatically after faulty problem is removed
Withstand Voltage  I/P-O/P: 3.5KVAC
Security Standards Compliance to EN-61347-1, EN-61347-2-13, EN62493, design refer to UL1310
Working Temperature -25℃ ~ +45℃  
Life Time +25~+30℃≥30000hrs  
Size (L*W*H) 123*80*33mm (L*W*H)     


Rated PowerRated CurrentOutput Voltage
YSHD-40-…Rated current like 500mA/900mA……can be customized



Working environments:

• Make sure work in proper environments are stated in this Guide.

• Do not overload.

• Avoid free of load while a power supply is powered on, keep proper loading

• Always keep good ventilation

• Do not mount on wood or flammable surface, keep minimum 5CM for LED power supplies each other.

• Keep away from inflammable or explosive environments.



Suitable for LED electronic display screen, LED street lights, LED tunnel lights, LED bridge lights, LED panel lights, LED ceiling lights, moving sign application, etc.  


Shipping Policy:

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

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


Certificates:  CE <LVD+EMC>, RoHS,


Shenzhen Yesok Electronics Power Co.,Ltd


Workshop : Production line


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


Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland)
Transaction Level:
Supplier Assessments:
2 Transactions 70,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $67,000
Learn More