Heavy Duty Transformer used with Fleck model 2510, 2750, 2850,2850S,2900, 3150, 3900 valves that use 24 volt motors.
And typically would have 3200NXT timers.
24 volt PN 42469 ( New PN 44144,
or 43779-01 )
Input: 120v ac 50/60Hz 15w
Transformer, 1.66 Amps.
This is the transformer provided by Fleck with their model 2510, 2750, 2850,2850S,2900, 3150, 3900 valves that use 24 volt motors ( and SXT, NXT controllers ).
As of April 2016, there will be two styles and two NEW parts numbers used by the manufacturer for this Transformer.
Reference: 42469 = 43779-01 or with tabs 43779, but New Replacements are more round
, and include mounting holes ( PN 44144 )