Honeywell AT20A1123
20va Universal Transformer 120V-24V
  20VA 20VA 40VA 75VA

Honeywell AT20A1123 stadard universal transformer with 9in. lead wires. Powers 24Vac circuits in heating/cooling control systems and general applications that does not exceed the listed ratings.

Input 120 Vac
Output 24v, 20 watt (20 va).
Frequency 50 Hz/60 Hz

Foot mount by channel frame in direct, horizonatl or vertical position.


  • Size 2-1/4 Inch Width x 1-7/8 Inch Depth x 2 Inch Height
  • Color-coded 9 in. lead wires for primary leadwires 120V and secondary leadwires 26.5 V.O.C.
  • Includes fixed 1/4 inch (6mm) male quick-connects or color-coded lead wires for primary and secondary connections
  • NEMA type B rating

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