OTTIMA OTM-TD20 Constant Current LED Driver, 300mA 42-54V 18W

  • $35.00 USD
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SKU: 666561425029
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Product Description 

Product Constant Current LED Driver
Model OTM-TD20
Input Voltage 90-130V AC
Input Current 0.24A
Input Frequency 48-62Hz
Power Factor PF>0.95
Efficiency >85%
Output Regulated Current 300mA
Output Power 18W
Output Voltage 42-54V DC
Dimmable Yes (Triac Dimming)
Ambient Temperature (Ta) 40°C
Case Temperature (Tc) 90°C
IP Rating IP20 (Indoor use only)
Dimensions 94 x 36 x 18.5 mm (3.7 x 1.42 x 0.72 in)
Class Certification Class II


The OTTIMA OTM-TD20 is a Constant Current LED Driver that provides a regulated current of 300mA to power LED lighting systems. It has an input voltage of 90-130V AC with an input current of 0.24A and input frequency of 48-62Hz. The Power Factor is PF>0.95, and efficiency is more than 85%. The output power is 18W, and the output voltage is 42-54V DC.

This LED driver is compatible with Triac dimming, making it suitable for various lighting applications that require brightness control. The ambient temperature (Ta) is rated at 40°C, while the case temperature (Tc) is rated at 90°C.


  • The OTTIMA OTM-TD20 is a Constant Current LED Driver designed for powering LED lighting systems with a regulated current of 300mA.
  • It has an input voltage range of 90-130V AC, input current of 0.24A, and input frequency of 48-62Hz, making it compatible with standard electrical systems.
  • The driver has a high power factor (PF>0.95) and efficiency rating (>85%), indicating high efficiency in converting electrical power into LED light output.
  • The maximum output power is 18W, and the output voltage range is 42-54V DC.
  • It is compatible with Triac dimming, allowing for adjustable brightness control.
  • The driver is designed for indoor use only, with an IP20 rating for protection against solid objects greater than 12.5mm in diameter.
  • It can operate in ambient temperatures of up to 40°C and has a maximum case temperature of 90°C.

How to Install OTTIMA OTM-TD20 Dimming Constant Current LED Driver?

  1. Ensure that the power is turned off.
  2. Verify the output current of both the light and the driver.
  3. Remove the caps on both sides and loosen the screws on the green terminals.
  4. Attach the AC wires to the terminals labeled Line (L) and Neutral (N).
  5. Connect the positive wire of the light to V+ and the negative wire to V-.

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