The Morris Products 78204 transformer accepts a 120 VAC input and can be wired to produce an 8 VDC/10 VA, 16 VDC/10 VA, or 24 VDC/20 VA output for use with doorbells, buzzers, and chimes rated for the appropriate wiring scheme of the transformer. It is thermally protected, and is a Class 2 energy-limiting type transformer, which means its current is self-limiting and does not need a fuse or breaker switch in its circuit. It has a screw-hole mounting feature, and it fits standard wiring knockout holes. This transformer is Underwriter's Laboratory (UL) listed and Canadian Standards Association (CSA) certified for quality assurance. It is suitable for a wide range of home or business applications with doorbells, buzzers and chimes rated for operation at the chosen wiring scheme of the transformer.

Morris Products manufactures electrical and lighting products such as meters and testers, tools, power connectors, and organizational devices. The company, founded in 1994, is headquartered in Queensboro, NY.