---
product_id: 159507185
title: "MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output"
brand: "centre"
price: "S$6"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/159507185-melodys-5-pcs-moc-3021-dip-6-random-phase-opto
store_origin: SG
region: Singapore
---

# 7500V Isolation 220Vac Output 6-Terminal DIP MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output

**Brand:** centre
**Price:** S$6
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Projects with Precision and Power!

## Quick Answers

- **What is this?** MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output by centre
- **How much does it cost?** S$6 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/159507185-melodys-5-pcs-moc-3021-dip-6-random-phase-opto)

## Best For

- centre enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Standard 6-terminal DIP fits seamlessly into your projects.
- • **Unmatched Isolation:** Experience a staggering 7500V peak isolation for ultimate safety.
- • **Reliable Performance:** Engineered for 220Vac output, ensuring consistent operation.
- • **Lightweight Innovation:** Weighing only 4.54g, it’s the featherweight champion of opto isolators.
- • **Versatile Applications:** Perfect for solenoid controls, motor management, and more.

## Overview

The 5 PCS MOC-3021 DIP 6 Random Phase OPTO ISOLATORS TRIAC Driver Output is a high-performance component designed for various applications, featuring a Gallium-Arsenide-Diode infrared source and a robust optically-coupled silicon triac driver. With a peak isolation of 7500V and compatibility with 220Vac systems, this lightweight and compact solution is perfect for enhancing your electronic projects.

## Description

MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output

## Features

- Gallium-Arsenide-Diode Infrared Source and Optically-Coupled Silicon triac driver
- High Isolation 7500 V Peak
- Output Driver Designed for 220 Vac
- There are many applications of MOC3021 such as solenoid/valve controls, lamp ballasts, interfacing microprocessors to 115/240 Vac peripherals, motor controls and incandescent lamp dimmers.
- Standard 6-terminal plastic DIP

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MELODY"S HOBBY CENTRE |
| Manufacturer | MELODY"S HOBBY CENTRE |
| Product Dimensions | 1 x 0.5 x 0.2 cm; 4.54 g |
| Item part number | MEL-80 |
| Mounting Hardware | 1 |
| Number of items | 5 |
| Batteries Included | No |
| Batteries Required | No |
| Manufacturer | MELODY"S HOBBY CENTRE |
| Country of Origin | Thailand |
| Item Weight | 4.54 g |

## Images

![MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output - Image 1](https://m.media-amazon.com/images/I/41zSldCawIL.jpg)
![MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output - Image 2](https://m.media-amazon.com/images/I/31sEJdYUbzL.jpg)
![MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output - Image 3](https://m.media-amazon.com/images/I/41tJZk7VQuL.jpg)
![MELODY's 5 PCS MOC-3021 DIP 6 Random - Phase OPTO ISOLATORS TRIAC Driver Output - Image 4](https://m.media-amazon.com/images/I/51yqmbQPpRL.jpg)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-06*