The 0E-PPS2440 is a plug-in 24VAC, 40VA plug-in transformer that provides reliable AC power for a wide variety of indoor security and surveillance products and applications. It is auto-resetting PTC fuse protected and includes a power indicator LED. Grounding is provided via a third screw terminal and ground plug. Complies with DOE Level VI Ef ciency requirements for alarm industry plug-in power supplies. Main Features 24VAC, 40VA (40 WATTS) PRIMARY: 120VAC, 60Hz, 50W CLASS 2 AUTO-RESETTING PTC FUSE PROTECTED POWER INDICATOR LED 3 SCREW TERMINALS AND GROUNDING PLUG EFFICIENCY LEVEL VI COMPLIANT AND UL LISTED FOR INDOOR USE ONLY OPERATING TEMP.: 23°F to 86°F (-5°C to 30°C)