24VAC output class 2 rated energy limiting to power 24VAC control systems, and step down available line voltage. Specification: UL certified Item transformer: class 2 transformer Input voltage: 120VAC, 208VAC, 240VAC Output voltage: 24VAC VA Rating: 40VA Product dimensions 3. 7 x 2 x 2. 2 inches Foot mount Replacement for: Mars 50203 Armstrong TWF424-40 Gemline GT446 Robertshaw 620-206, 620-406, 620-482 Supco SXT105 White-Rodgers GT4031F, 90-T40F3 Grainger 6WU91 Honeywell AT140A1018, AT40A1121, AT40A1139, AT40B1214 Source 1 S1-T2404F Packard PF42440 Note: All the related brands and control transformer’s brand names mentioned above is only for demonstrating compatibility.

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UL certified and safe use: UL certified, class 2 transformer
Primary voltage: 120, 208, 240V. Secondary voltage: 24V
Specification: 40VA volt amp rating
Product dimensions: 3.7 x 2 x 2.2 inches, foot mount
Wide compatibility: this transformer is designed for use in industrial, heating and air conditioning controls, including air conditioning circuits, relays, and gas valves or other applications that do not exceed the listed ratings