---
product_id: 11217406
title: "15 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator"
brand: "audiowell"
price: "₪85"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/11217406-15-pieces-27mm-piezo-disc-elements-with-feedback-electrode-buzzer
store_origin: IL
region: Israel
---

# Capacitance: 20,000pF Resonant Frequency: 4.6KHz 3 Lead Design 15 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator

**Brand:** audiowell
**Price:** ₪85
**Availability:** ✅ In Stock

## Summary

> 🔔 Elevate Your Alerts with Precision Sound!

## Quick Answers

- **What is this?** 15 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator by audiowell
- **How much does it cost?** ₪85 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/11217406-15-pieces-27mm-piezo-disc-elements-with-feedback-electrode-buzzer)

## Best For

- audiowell enthusiasts

## Why This Product

- Trusted audiowell brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **⚡ Power Packed:** Experience high capacitance at 20,000pF, ensuring robust signal handling.
- • **🌟 Feedback Ready:** Designed with a feedback electrode for enhanced circuit functionality.
- • **🎶 Precision Tuning:** Enjoy a resonant frequency of 4.6KHz +/- 0.5KHz for optimal sound performance.
- • **🔧 Easy Integration:** Use as a standard piezo disc by simply eliminating the blue connection.
- • **🔊 Unleash the Sound:** Crafted with 3 Lead Piezo discs for versatile buzzer and alarm applications.

## Overview

This set of 15 pieces of 27mm Piezo Disc Elements is engineered for creating buzzers and alarms, featuring a unique 3 lead design with a feedback electrode. With a resonant frequency of 4.6KHz and a capacitance of 20,000pF, these discs are perfect for a variety of electronic applications, ensuring reliable and powerful sound output.

## Description

15 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator

## Features

- 3 Lead Piezo discs are used to construct Buzzers/Alarms
- The "3rd Lead" is on the Feedback Electrode
- Can be used as a standard piezo disc (eliminate blue connection)
- Resonant Frequency: 4.6KHz +/- 0.5KHz
- Capacitance @ 1KHz: 20,000pF

## Product Details

- **Color:** Brass
- **Material:** Brass, Ceramic, Copper Wire
- **Manufacturer:** Audiowell

## Images

![15 Pieces - 27mm Piezo Disc Elements with Feedback Electrode for Buzzer / Alarm Circuit / Hartley Oscillator - Image 1](https://m.media-amazon.com/images/I/91FPfHYkOaL.jpg)

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**Shop now:** [https://www.desertcart.co.il/products/11217406-15-pieces-27mm-piezo-disc-elements-with-feedback-electrode-buzzer](https://www.desertcart.co.il/products/11217406-15-pieces-27mm-piezo-disc-elements-with-feedback-electrode-buzzer)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-01-27*