The Skuttle 000-0814-135 is the correct replacement humidistat control block for the following humidifier models:
The Skuttle Humidifier Humidistat Control Block is a replacement humidistat control terminal block for the Skuttle F60-1 and F60-2 Humidifier Models. This humidistat terminal block 2-connector connects your Skuttle F-60 humidifier to a 24 vc humidistat, which regulates the humidity of your indoor air. This humidistat connection mounts into two 5/16" holes that are spaced 7/16" apart with two spring retaining clips.
Skuttle Humidifier Humidistat Control Block specifications: