Chengdu Haoli Electronic Technology Co.,Ltd.

Home
Products
About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
News
Home ProductsLED Switching Power Supply

30W - 50W LED Switching Power Supply Waterproof Constant Current Source

I'm Online Chat Now
I buy industrial power supply from them , it's very simple to use , i m very satisified . i hope to buy from again.

—— Mr.Parkson

Nice working with you, flawless open frame switching power supply , considering the next deal

—— Michael Morrison

30W - 50W LED Switching Power Supply Waterproof Constant Current Source

30W - 50W LED Switching Power Supply Waterproof Constant Current Source
30W - 50W LED Switching Power Supply Waterproof Constant Current Source

Large Image :  30W - 50W LED Switching Power Supply Waterproof Constant Current Source Get Best Price

Product Details:

Place of Origin: ChengDu
Brand Name: HAOLI
Certification: CE,ISO9001,ROHS
Model Number: EWP Series

Payment & Shipping Terms:

Price: Negotiation
Detailed Product Description
Input Current: 0.9A Largest Starting Time: Maximum 2s (rated Input Voltage)
Constant Current Accuracy: Maximum ±5% Storage Temperature: -40℃~+85℃
Protection Function: Short Circuit, Overload, Over Temperature, Over Voltage Safety Standards: UL8750, UL1310 Class 2, EN61347-1, EN61347-2-13, UL1012,UL60950
High Light:

led bulb power supply

,

led strip power supply

Waterproof Constant Current Source 30W-50W LED Switching Power Supply

 

 

Product features

 

  • Universal full voltage input
  • Protection function: short circuit, overload, over temperature, over voltage
  • Internal active power factor correction function, PF>0.92 (full load)
  • Multiple dimming function models are available
  • UL1310 Class 2 power (except >60Vdc)
  • Metal case, IP67 protection grade
  • Natural air cooling
  • Comply with national safety regulations and electromagnetic compatibility standards
  • Suitable for all kinds of LED lighting and LED electronic display
  • 3 years warranty

 


Technical specifications


Input voltage                                                                      90Vac~277Vac
Input frequency                                                                  47Hz~63Hz
Input current                                                                      0.9A largest
Inrush current                                                                    Maximum 30A (cold start)
Starting time                                                                      Maximum 2s (rated input voltage)
Constant current accuracy                                                Maximum ±5%
Pressure                                                                            I/P-O/P: 3750Vac, I/P-FG: 1875Vac
Operating temperature                                                      -35°C~+70℃
The derating curve                                                            Output full load at 60°C,Derogate at 70°C to 80% load output
Storage temperature                                                         -40℃~+85℃
Protection function                                                            Short circuit, overload, over temperature, over voltage
Overcurrent protection                                                      95%- 105% fixed current limit, automatic recovery
Safety standards                                                               UL8750, UL1310 Class 2, EN61347-1, EN61347-2-13, UL1012,UL60950
Electromagnetic compatibility standard                             EN55015, EN61000-3-2, 3,EN61000-4-2,3,4,5,6,8,11, EN61547
Standard output wire                                                         UL Rated,18-16#AWG
 

Constant Current Source For Mining Lamp 150W LED Switching Power Supply

Constant Current Source For Mining Lamp 150W LED Switching Power Supply

Our Advantages

OEM&ODM SERVICE
This company is engaged in the design,manufacture and sale of switching power series
LONG-TIME BURN-IN TEST
Each of the switch power is extremely safe and stable after 5 times testing
With high reliability,105℃long life capacitor,input voltage 5 seconds without damage

 

Constant Current Source For Mining Lamp 150W LED Switching Power Supply

Waterproof DC-DC Constant Current Source 30W-100W LED Switching Power Supply

Waterproof DC-DC Constant Current Source 30W-100W LED Switching Power Supply

Waterproof DC-DC Constant Current Source 30W-100W LED Switching Power Supply

FAQ

Q1: How many year warranty of your Led driver?
A: Two years
Q2: Do you have switch power factory?
A: Yes.We are OEM&ODM manufacturer in Chengdu
Q3: Do you offer sample of power?
A: Yes.We offer free sample ,but you need pay the shippment.
Q4: Is your power with copper transform or something?
A: We can do with complete copper transform and copper cladding aluminum.
Q5: Do you have any certification?

A: Yes.We have CE,ISO9001,ROHS,if you need other certification with large order,we can apply for it

 

Model in the list

 

Model Output voltage range(Vdc) Maximum output current(A) R&N(maximum)(V) Effi.% Maximum power(W) Power factor
EW-30-350mA 63-90 0.35 5.0 89 31 0.93
EW-30-500mA 36-60 0.50 4.5 89.5 30 0.93
EW-30-700mA 30-48 0.70 3.5 87 34 0.93
EW-30-1.05A 18-30 1.05 2.5 87 30 0.93
EW-30-1.40A 15-24 1.40 2.5 86 34 0.93
EW-30-1.75A 12-18 1.75 3.0 85 31 0.93
EW-50-350mA 135-155 0.35 13.5 90 50 0.95
EW-50-500mA 65-100 0.50 6.0 89 50 0.95
EW-50-700mA 45-72 0.70 5.0 88.5 50 0.95
EW-50-1.05A 30-48 1.05 4.0 88 50 0.95
EW-50-1.4A 20-36 1.40 3.0 87.5 50 0.95
EW-50-1.75A 18-30 1.75 2.5 87.5 52 0.95
EW-50-2.1A 15-24 2.10 4.0 86.5 50 0.95
EW-50-2.8A 12-18 2.80 3.5 84 50 0.95

 

Contact Details
Chengdu Haoli Electronic Technology Co.,Ltd.

Contact Person: jensen

Send your inquiry directly to us