I need to replace the transformer on my GE Christmas tree. The output on the current transformer is 29 V and 24 W. Is it safe to replace this transformer with a transformer that is rated at 29 V and 26 W?
Can you show a picture of the information label on the two supplies?
One thing not mentioned that's also important is polarity.
As long as it's the same polarity, same AC/DC and same or greater wattage then it's fine.
This is what the polarity symbol looks like,