The MARS-2 Control Transformer 50203 is a 40VA transformer that powers 24 Vac circuits in HVAC systems. This is a NEMA transformer (Class II).
This 40 VA transformer can compare to or replace the following popular control power transformers: Global GT4031F, Jard 4031F, Honeywell AT140A1018, AT40A1121, AT40A1139, AT140B1214, Universal UET105, UET115, Steveco / White Rodgers 90-T40F3, Packard PF42440.
MARS Tech Universal Transformer 50203 Specifications:
This 24vac 40VA transformer can be used in lieu of Honeywell transformers when installing our popular Honeywell UV Air Treatment systems. Honeywell recommends using a transformer to supplement the existing power source. If your system has an existing transformer it is likely adequate, but you can be sure by adding a transformer.