9-0-9 9V 1A Transformer
The 9-0-9 9V 1A Transformer is a high-quality center-tapped step-down transformer designed to convert AC mains voltage into a stable 9V-0-9V AC output with a maximum current rating of 1A. It is widely used in linear power supplies, amplifier circuits, battery chargers, inverter projects, educational experiments, and general electronics applications. Featuring reliable copper windings and robust construction, this transformer ensures efficient performance and long operational life. Available at Directronics, the 9-0-9 9V 1A Transformer is ideal for students, hobbyists, makers, educators, and professional engineers.
Features:
• Center-Tapped 9V-0-9V AC Output
• Maximum Output Current: 1A
• High-Quality Copper Windings
• Reliable Step-Down AC Transformer
• Low Power Loss Design
• Excellent Voltage Regulation
• Durable Laminated Core Construction
• High Insulation for Safe Operation
• Suitable for Continuous Duty Applications
• Compact and Robust Design
• Easy PCB or Chassis Mounting
• Long Service Life
Why Choose 9-0-9 9V 1A Transformer?
• Provides stable AC output for power supply circuits
• Center-tapped configuration for versatile applications
• High-quality construction ensures reliable performance
• Suitable for amplifiers, battery chargers, and DIY electronics
• Easy to integrate into electronic projects
• Ideal for beginners, students, hobbyists, and professionals
Applications:
• Linear Power Supply Circuits
• Audio Amplifiers
• Battery Charger Projects
• Inverter Circuits
• Rectifier Power Supplies
• DIY Electronics Projects
• Laboratory Power Supplies
• Educational Electronics Experiments
• Embedded System Power Applications
• Prototype Development
Technical Specifications:
• Product Type: Step-Down Transformer
• Primary Voltage: 220V–240V AC, 50/60Hz
• Secondary Voltage: 9V-0-9V AC
• Maximum Output Current: 1A
• Output Power: Approximately 18VA
• Transformer Type: Center-Tapped
• Core Type: Laminated EI Core
• Winding Material: Copper
• Mounting Type: PCB or Chassis Mount (Model Dependent)
• Insulation Class: Model Dependent
• Operating Temperature: -20°C to +70°C (Typical)
Package Includes:
• 1 × 9-0-9 9V 1A Transformer
Related Products:
• Bridge Rectifier Module
• LM317 Adjustable Voltage Regulator
• 7805 Voltage Regulator IC
• Electrolytic Capacitors
• Terminal Block Connectors
• PCB Prototype Board
• Arduino Uno
• ESP32 Development Board
• Digital Multimeter
• AC Power Cord
Why Buy from Directronics?
Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, power management solutions, and IoT products for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, power modules, motor drivers, programming tools, and embedded development products to bring your ideas to life.
Note:
Product images are for illustration purposes only. Actual transformer dimensions, mounting style, wire colors, and terminal configuration may vary depending on the manufacturing batch. Please verify the input mains voltage, secondary output rating, and current requirements before installation. Always follow proper electrical safety practices when working with AC mains voltage.

