The Hammond 187C20 is a transformer designed for reliable power supply in electronic applications. Operating at 115VAC with a power rating of 12VA, this transformer is suitable for various devices requiring consistent voltage. It operates at 50/60Hz, making it versatile for different applications. The transformer is built to meet industry standards, ensuring safety and reliability. Its compact design allows for easy installation in tight spaces, making it an ideal choice for engineers and technicians looking for a dependable power solution.