If you are using a pedal board you really need a good isolated power supply to power your pedals quietly.
Here are a couple that might get the job done for you.
1: Gator Cases Power-5
Powers 5 pedals Has an On/Off switch, and an AC voltage control (so it can be used here and abroad)
$79 at Amazon
https://www.amazon.com/Gator-Guitar-Effects-Isolated-Outputs/dp/B08469LN1Y?th=1
$50
2: Fuel Tank Chameleon
Powers 5 pedals with either 9 or 12 volts (switchable) with the option to run at one at 18V Also has an AC voltage switch (but no on/off switch)
$189 at Amazon
https://www.amazon.com/T-Rex-Engineering-Chameleon-Pedal-Supply/dp/B003Y3ASW0?th=1
$90