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Non-dimmable LED Driver

electric 277v ac 12v dc transformer paried with junction box

dc transformer, Input Voltage 100-277VAC, Output 12VDC, 250W, Power Factor 0.98, UL Recognized,5 years warranty,paired with junction box
  • item no.:

    SMT-012-250VTH
  • lead time:

    about 7 working days for samples
  • product orgin:

    China
  • brand:

    SMARTS
  • shipping port:

    Xiamen
  • payment:

    T/T, Paypal, Western Union
  • Input Voltage:

    100-305v ac
  • Output Voltage:

    12v & 24v dc
  • Output Current:

    20.8A
  • Working Mode:

    Constant Voltage
  • Certification:

    UL CE Rohs
  • Warranty:

    5 Years
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product details

electric 277v ac 12v dc transformer paried with junction box


led driver power supply

Smarts Electronics'  AC to DC 100-277vac 12 Volt dimmable LED drivers for your choices. Dimmable 12v transformers are designed for a broad range of applications and industries where a reliable dimming function is required. Also you can power your LED lights with our LED Drivers. Now, look through our product lists and find your 12 VDC dimmable LED power supply. Power Factor 0.98, UL Recognized,5 years warranty,paired with junction box.


  Feature of electric transformer  


--Constant voltage dimmable LED driver
--AC input: 90~305 VAC
--Protections: Short circuit / Over current / Over voltage / Over temperature

--Built-in active PFC function
--Cooling by free air convection

--Compliance to worldwide safety regulations for lighting
--IP67 design for indoor or outdoor installations
--Suitable for LED lighting and moving sign applications

--Suitable for dry / damp / wet locations

--5 years warranty Triac power supply


Model

SMT-012-250VTH

SMT-024-250VTH

Output

DC Voltage

12V

24V

Voltage Tolerance

±0.5V

Voltage Regulation

±0.5%

Voltage Tolerance

±0.5V

Load Regulation

±2%

±1%

±1%

 

Rated current

20.83A

10.41A

Rated power

250W

Input

Voltage Range

100-277VAC

Frequency Range

4763HZ

Power FactorTyp.@ full load

0.96@120VAC  0.97@277VAC

0.97@120VAC  0.95@277VAC

THDTyp.@ full load

<20%

Inrush Current Typ.

15A, 50%, 1.4ms

Full Load 

EfficiencyTyp.

>86%

>87%

AC CurrentTyp.

2.8A@110VAC /  1.13A@110VAC

1.76A

1.76A

.A

1.74A

Leakage current

<0.50mA

Protection

Short Circuit

shut down o/p voltage, re-power on to recover after fault condition

is removed

Over load

≤120% constant current limiting, auto-recovery

Over temperature

100℃±10℃ shut down o/p voltage, automatically recover after cooling.

Over Current

≤1.4*I out

Environment

Working TEMP.

-40+60℃

Working Humidity

2090%RH,non-condensing

Storage TEM.,Humidity

-40+80℃1095%RH

TEMP.coefficient

±0.03%/℃050℃

Vibration

10500Hz 2G 10min./1 cycleperiod for 60min.each along X,

Y,Z axes

 

 

 

Safety&EMC

Safety standards

UL8750

Withstand voltage

I/P-O/P:3.75KVAC  

Isolation resistance

I/P-O/P100MΩ/500VDC/25℃/70%RH

EMC EMISSION

Compliance to EN55015,EN61000-3-2 (50%load)

EMC IMMUNITY

EN61000-4-2,3,4,5,6,11Surge 4KV

Others

Weight

1.9Kg  

Size

278*108*46mm (L*W*H)

packaging

10PCS/CTN

385*335*200mm     20PCS/CTN

Notes

1. All parameters NOT specially mentioned are measured at 110V & 277VAC input , rated

  load and 25℃of ambient temperature.   

2..Tolerance:includes set us tolerance,line regulation and load regulation.   

  Label 
led power supply 250w



Triac dimmable led driver
Dali dimmable led driver
0-10V led power supply
277v led driver



All models for Smarts Electronicshigh PFC> 0.98 , high efficiency> 97% Triac / 0-10V / DALI 305vac transformer. They are: 

----  triac dimmable LED drivers:   12VDC   &   24VDC    30W, 60W  100W, 150W,  200W, 250W, 300W with junction boxes attached .. 5 years warranty

---- DALI dimmable LED drivers:   12V & 24V  100W ,    24V  120W ,    12V & 24V   150W,      12V  & 24V  180W ,    24V   200W  3 years warranty

---- 0-10V dimmable LED drivers:   12V & 24V  100W ,    24V  120W ,    12V & 24V   150W,      12V  & 24V  180W ,    24V   200W  3 years warranty


Payment of Smarts Electronics 12v transformer

--Paypal / Western Union for small order

--T/T for production order

 

Packing and shipping details about Smarts Electronics’ dc transformer:

After you placing the order, we will deliver the goods as soon as possible if in stock.

The goods will be sent by sir international express or as customers’ requirement.

 

  About Smarts Electronics  


we is a global professional manufacturers. High product quality, reasonable prices, excellent customer service and reliable reputation is our purpose.
we maintain high standards of excellence, the pursuit of 100% customer satisfaction!
if you have any questions, please feel free to contact us by mail or communication tool, we will reply your email within 24 hours (except weekends and holidays). If there is no response within 24 hours, please check the spam in your email or try to contact us again.


led power supply 250w

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If you have questions or suggestions,please leave us a message,we will reply you as soon as we can!

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