They should operate from your existing transformers.
Can i replace mr16 halogen with led.
The answer is maybe.
Because they operate on ac rather than dc you don t need to use a special led driver.
If you have low voltage halogen light bulbs installed with a transformer the first thing you need to do before replacing halogen mr16 light bulbs with led light bulbs is to find the transformer s maximum load.
To determine how many and what wattage bulbs you should install check the transformer rating.
It should tell you the maximum and minimum wattage permitted.
The issue is that mr16 halogens can come in one of 3 voltages 12 24 and 120 volts.
How to replace a mr16 halogen bulb with led to change your mr16 bulb you must first identify the wattage of the bulb and the rating of the transformer that you are currently using.
In changing to an led mr16 the aim should be to achieve improved safety and performance re duced energy consumption and overall cost sav ings.
Then you must check to make sure your led bulbs use the same voltage.
It is now another year later a good time to revisit the status of led mr16 lamps.
You need to check to determine what your system uses.
If you re replacing low voltage mr16 50w halogens that have low voltage transformers the first option and potentially easiest way to convert to led is replace it with something like a philips 8w mr16 led.