ALTRONIX Plug-In Transformer: 20 VA Power Rating, 115V AC, 12V AC
The ALTRONIX Plug-In Transformer (MPN TP1220) is an AC output transformer with a 20 VA power rating. It converts a 115V AC input to a 12V AC output, delivering 1.7 A output current, and features a screw terminal…
SKU 3G-OTH-44536
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Product Description
The ALTRONIX Plug-In Transformer (MPN TP1220) is an AC output transformer with a 20 VA power rating. It converts a 115V AC input to a 12V AC output, delivering 1.7 A output current, and features a screw terminal primary connection.
Frequently Asked Questions
What is the ALTRONIX TP1220 plug-in transformer used for?
The ALTRONIX TP1220 plug-in transformer is used to step down 115V AC input to 12V AC output for powering low-voltage security, access control, and CCTV equipment. Its 20 VA rating and 1.7 A output current make it suitable for small electronic devices requiring reliable AC power conversion.
What are the specifications of the ALTRONIX TP1220 transformer?
The ALTRONIX TP1220 is a 20 VA AC output transformer with 115V AC input and 12V AC output at 1.7 A. It features a screw terminal primary connection. The manufacturer part number is TP1220. This unit is designed for indoor use with low-voltage applications.
Where to buy the ALTRONIX TP1220 transformer worldwide?
You can source the ALTRONIX TP1220 transformer through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine ALTRONIX components for security and low-voltage systems.
How to install the ALTRONIX TP1220 plug-in transformer?
To install the ALTRONIX TP1220, first ensure the primary power is off. Connect the 115V AC input wires to the screw terminals per local electrical codes. The 12V AC output connects to your low-voltage device. Mount the transformer in a dry location and verify output voltage with a multimeter before powering equipment.
Used in
Common applications for ALTRONIXALTRONIX Products
3G Electric supplies ALTRONIX ac output transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.







