
Alpha T1240 Plug-in Transformer, 12VAC-40VA Primary, 120V AC Secondary, 12V AC (40 VA) UL/CSA Listed, for Indoor Use
Alpha T1240 Plug-in Transformer, 12VAC-40VA Primary, 120V AC Secondary, 12V AC (40 VA) UL/CSA Listed, for Indoor Use
- Designed for quick and easy installation in applications where pigtail-type transformers are impractical or unsightly
- Suitable for use in home or office installations, or in areas where the transformer must be exposed
- It is U.L. listed for class II indoor wiring
- Designed for quick and easy installation in applications where pigtail-type transformers are impractical or unsightly
- Suitable for use in home or office installations, or in areas where the transformer must be exposed
- It is U.L. listed for class II indoor wiring
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Become an ADI Customer- Designed for quick and easy installation in applications where pigtail-type transformers are impractical or unsightly
- Suitable for use in home or office installations, or in areas where the transformer must be exposed
- It is U.L. listed for class II indoor wiring

Alpha T1240 Plug-in Transformer, 12VAC-40VA Primary, 120V AC Secondary, 12V AC (40 VA) UL/CSA Listed, for Indoor Use
T1240 | AY-T1240
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Product Overview
Alpha Communications® features a complete line of U.L.® Listed plug-in transformers to power their intercoms, video-intercoms, nurse-call systems, and various signalling systems and devices.
The Alpha Communications® Class 2 plug-in transformers were designed for quick and easy installation in applications where pigtail-type transformers are impractical or unsightly. They are particularly suitable for use in home or office installations, or in areas where the transformer must be exposed.
All models can be secured to the electrical outlet with a set screw for secure installation, once plugged in to the wall outlet. A built-in thermal fuse protects these transformers from overheating and igniting. Secondary connections are made to convenient screw terminals. All models are U.L. listed for class II indoor wiring, and most models have a built-in LED power 'on' indicator.
Main Features
- Designed for quick and easy installation in applications where pigtail-type transformers are impractical or unsightly
- Suitable for use in home or office installations, or in areas where the transformer must be exposed
- It is U.L. listed for class II indoor wiring
General Information
Specifications
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ADI Part Number AY-T1240 Brand Name Alpha Communications Manufacturer Alpha Communications Manufacturer Part Number T1240 Product Model T1240 Product Name Plug-in Transformer-12VAC-40VA Product Type Step Down Transformer Sector Access Control
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Output Voltage 12V AC
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Depth 3.4" Form Factor Plug-in Height 3.8" Width 2.7"
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Input Voltage 120V AC Power Rating 40VA
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Additional Information LED Power 'on' indicator Compatibility - Intercoms
- Video-Intercoms
- Nurse-Call Systems
- Signalling Systems
Country of Origin CN