Which Whelen powersupply is the best and which is the worst of these 3?
1. This is a 5ZF
Okt10 009.jpg[/attachment:n60v5p9a]
2. This is a 1ZF or 1ZF1
Okt10 002.jpg[/attachment:n60v5p9a]
3. No pic of this but it says on it SL6
The first one is the oldest right?
Is the second picture a 8-outlet PS?
