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leading edge & trailing edge Mr16 dimmable led driver 12v 20w

Basic Info

Model No.: SMT-012-020VT

Product Description

leading edge & trailing edge Mr16 Dimmable LED Driver 12v 20w

Product Description


2.  output:12VDC,power:20W 
3.  Efficiency>87%,PFC>0.90 
4.  100% burn-in test 
5.  3 years warranty

We give 3 years warranty

(We promise to replace new ones to you if there is any defective happen during the warranty period)



1.  Dimming mode: triac dimmable
2.   triac dimmable constant voltage 12v / 24v

3.  AC-DC Triac Dimmable LED Driver

4.  I/P:90-135Vac, 170-265VAC,  50/60Hz

5.  Ambient temp.:-20 degree~40 degree full load

6.   Efficiency> 88%
7.   PFC > 0.90

8.   size:     140*45*28 mm

9.   overload,over heat, over voltage, short circuit protection

10.  CE, UL/cUL, RoHS approval



1.  Safety Standards : IEC 61347 –2–11 , IEC 61347 –1 , IEC 60529

2.  Withstand Voltage : I/P-O/P: 3000KVAC

3.  Isolation Resistance : I/P-O/P:100M Ohms/500VDC



1.  Working temperature:-40 -80°C

2.  Store temperature:-40 -85°C

3.  Working humidity:10-90%

4.  Lifespan:(MTBF)50,000 hours

5.  Case machine specifications


input Channel leading edage and tailing eadge dimmers
   SMT-012-020VT SMT-024-020VT         
Single Output features Constantvoltage 12vDC             24vDC 
output current 1.67Amp           0.83mAmp          
output power 20watt              20watt           
Ripple & Noise 250mV
Current Regulation ±3%
Starting time 1000mS/230Vac, 3000mS/110Vac
Input Voltage range 90Vac-135Vac, 170-265Vac
Frequency range 47Hz-63Hz
Power factor PF>0.90/220Vac,PF>0.91/110Vac
Efficiency 87%/110Vac , 88%/230Vac
Inrush Current 20A/110Vac, 40A/220Vac
Leakage Current <1mA/240Vac
Protection short circuit
Protection mode:Single Protection,Hiccup ,recovery after the fault removed.   
   Protection mode:Limit highest voltage, recovery after the fault removed.
physical size: 140*45*28mm
Over temperature 105oC±5 oC ( Internal radiator's temperature)
Protection mode:Closed Output voltage,recovery after temperature automatic recovery.


   leading edge & trailing edge Mr16 dimmable led driver 12v 20w                                                            


connecting diagram:

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plastic cover constant cuerrent  LED drivers                                                                                                  

Packaging & Shipping

packaging & shipping                                                                                                                 

inner box-white box + outer carton- standard exporting carton for packing

Company Information

Quanzhou Smarts Electronic & Technology Co.,Ltd                                                                                


1).  Our major markets are in EU & North America,it takes about 85% markets share,that to say we do high quanlity power suppliers only.


2).  Most of our products are approved with UL/CE/Rohs approval, our ULfile#E365202.


3).  We give 3 years warranty


4).  We accept trial orders begining.. 


5). W have an area of 2000 square meters factory,  about 300-500 production staff. ..




our team:                                                                



CE, UL/CUL, ETL,FCC, ROHS approval.

our market                                                                                                                                                       

Our major markets are in EU & North America,it takes about 70% markets share. view  transaction history





factory & equipments view:                                                 

Our Services

Our service                                                              

  1. We are UL/cUL audited LED drivers/power supplies enterprise in China.
  2. Alibaba assessed 6 years Gold Supplier and more than 10 years LED industrial experience. it will guarantee your order 100% safe.
  3. Price is negotiable if you have large quantity demand.
  4. 100% QC inspection Before Shipping.
  5. Best Quality & Best Service with Competitive price.
  6. Shipping will be the most economical for you and freight cost is informed in advance for your consideration. decision for the shipping terms will be made according to your requirements.
  7. Samples will be ready within 7 working days.
  8. We have our engineer team, if you have any question about your LED applications, let us know freely,we will give you the best solution.
  9. Our trade manager is online 12 hours. and we will reply your inquiry within 8 hours.
  10. OEM design & OEM packing welcom.
  11. Samples will be ready within 7 working days.


Q1.             What's type power supply do you have?

Answer:     We specialized in constant voltage & current LED drivers,

                   0- 10v/triac/DALI dimmable led drivers, enclosure power suppliers, power adapters


Q2.             What's shipping mode can we choose?

Answer:     1.FedEx/DHL/UPS/TNT/Express for samples;

                   2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;

                   3. Customers specifying freight forwarders or negotiable shipping method


Q3.             What's the MOQ?

Answer:     Our MOQ is 500pcs, but we accept your trail order/small order, no problem.


Q4.             What can you do if the product is broken?

Answer:     We promise to replace new ones to you if there is any defective happen

                   during the warranty period, but we need pictures or video to prove the defective 

                   comes from our quality problem


Q5.             what's the protection of product?

Answer:     Most of our products have protection of short-circuit. overload,
                   over voltage, over current and reserve polarity. About the specific product, 

                   please consult our salesstuff.


Q6.              what's the transportation?

Answer:      For small order,express will be best.And for bulk order,sea ship way is best but take much time. 

                    For urgent orders,we suggest via air to airport plus our ship partner send to your door. 

                    We will cooperate with your choice.


Q7.              What's the Payment do you have?

Answer:      To assure you the maximum comfort and satisfaction, Currently, you can pay via T/T, L/C, 

                    WESTERN UNION, PAYPAL. More payment options will be added in the near future.


Q8.              How can i contact with you? will you on line??

Answer:      you can contact me at follow info, your questions and inquiry will get my prompt reply:

                    skype: sms1112222        WhatsApp/Mob:+86 187 5991 0312

Send your inquiry details in the bellow for professional reply, 

click "  send  now !

Product Categories : Triac Dimmable LED Driver > Triac Dimmable Constant Voltage LED Driver

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