Piezoelectric Element Size: 4cm

Specification: The 40 mm Piezoelectric Element is a high-quality piezoelectric ceramic disc designed for sound generation, vibration sensing, and energy conversion applications. It converts electrical signals into mechanical vibrations and vice versa, making it ideal for buzzers, alarms, electronic musical instruments, sensors, and DIY electronics projects. Its lightweight design, fast response, and low power consumption make it suitable for educational, industrial, and hobby applications.

Technical Specifications

• Product Type: Piezoelectric Ceramic Element
• Diameter: 40 mm (4 cm)
• Material: Brass Substrate with Piezo Ceramic Disc
• Operating Voltage: 1–30V AC/DC (application dependent)
• Resonant Frequency: Approximately 2.8–4.2 kHz
• Thickness: Approximately 0.20–0.30 mm
• Capacitance: Approximately 20–35 nF (typical)
• Operating Temperature: -20°C to +70°C
• Mounting Type: Through-hole / Solder Wire Connection
• Weight: Approximately 2–3 g

Applications: Piezo Buzzers, Alarm Systems, Doorbells, Electronic Toys, Vibration Sensors, DIY Electronics Projects, Musical Instruments, Educational and Laboratory Experiments