Varilight YT50LZ low voltage transformer range has no minimum load making them ideal for use with LED MR16 lamps which operate on AC voltage. Another key feature of this transformer is its dimming capabilities, as its manufactured by the UK's market leader of dimmer switches; Varilight, you can be confident in knowing that the combination will work. Although please ensure that the MR16s are dimmable such as the Philips 5.5W, 7W or 8W. The recommended dimmer switch is the Varilight V-Pro.
When using cheaper low voltage transformers with LED MR16s you may encountering a buzzing noise coming from either the transformer or the lamp itself. This Varilight transformer is silent with the MR16s we've tested. Click here to view.