The Diode 1N4004 is a simple and reliable solution for rectification and protection in electronic circuits, making it an essential addition to any electronics enthusiast, technician, or DIY maker. This general purpose rectifier diode is widely used in power supplies, chargers, and signal protection circuits, allowing current to flow in one direction while blocking reverse voltage. Designed for low to medium power applications, it provides stable performance and is suitable for a wide range of electronics projects. Perfect for makers, students, and STEM labs where essential components and circuit protection are required. Highlights: 1A Current Rating: Suitable for low to medium power circuits. 400V Reverse Voltage: Handles high reverse voltage safely. Rectifier Diode: Allows current flow in one direction. Versatile Use: Ideal for power supplies and protection circuits. 4 Pcs Pack: Includes four diodes. Specifications: Type: Rectifier diode. Model: 1N4004. Quantity: 4 pcs. Average Forward Current (I_F): 1A. Peak Reverse Voltage (V_RRM): 400V. Forward Voltage Drop (V_F): ~1.1V @ 1A. Surge Current (I_FSM): 30A (8.3ms single half sine). Recovery Time: non fast, suitable for 50/60Hz rectification. Operating Temperature: -65°C to +150°C. Mounting: Through hole. Application: Rectification, power supplies, circuit protection. Interface: 2-pin (+, -). Ideal For: 🔧 Power supply rectification. ⚡ Reverse polarity protection. 🤖 Robotics and electronics projects. 🧰 DIY prototyping and testing. 🎓 Arduino & STEM education projects.