Alpha T1240 Plug-in Transformer, 12VAC-40VA Primary, 120V AC Secondary, 12V AC (40 VA) UL/CSA Listed, for Indoor Use

Deliver dependable, code-compliant power to your security and communication devices with the Alpha Communications T1240 plug-in transformer. Designed for installers and facilities managers, this compact transformer supplies a steady 12VAC, 40VA output from a standard 120VAC input, making it ideal for powering intercoms, video-intercoms, surveillance cameras, nurse-call stations and access control panels without the need for bulky enclosed power supplies. The plug-in form factor keeps installations neat where the transformer must be exposed, while a set-screw retention secures the unit to the outlet for tamper-resistant mounting. Safety features include UL/CSA listing for Class II indoor wiring and a built-in thermal fuse to protect against overheating. Installer-focused details — like screw-terminal secondary connections and a built-in LED power indicator — reduce install time and simplify troubleshooting. Trust Alpha Communications' T1240 transformer to deliver consistent low-voltage power for monitoring, security and communication systems. Order now to streamline your next access control or surveillance deployment.

• Fast, clean installation: plug-in form factor hides wiring and eliminates bulky pigtails for professional-looking installations
• Reliable power for security devices: stable 12VAC, 40VA output supports intercoms, video and access control equipment
• Built‑in safety features: UL/CSA listing and thermal fuse minimize fire and overheating risks for peace of mind
• Visible status and secure mounting: LED power indicator and set-screw retention keep the unit visible and locked to the outlet
• Service-friendly wiring: convenient screw-terminal secondary connections speed field wiring and maintenance