Product Images are shown for illustrative purposes only and may differ from actual product.

MOC3021 Optocoupler

  • Stock: 10

    Availability: InStock priceValidUntil: 2026-07-14

  • SKU: 134 | DAA201

Availability: InStock priceValidUntil: 2026-07-14

  • Rs. 21.24 (inc GST)
    Rs.18.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

MOC3021 Optocoupler Triac Driver

MOC3021 Optocoupler for interfacing low voltage components with triacs; 400V output, 7500V isolation, 6-terminal DIP.

The MOC3021 Optocoupler is a reliable device designed for interfacing low voltage electronic components with triacs. This optically isolated triac driver can control both resistive and inductive loads for 115/230 VAC operations. With a high output voltage of 400V and an impressive isolation voltage of 7500V, it ensures safe operation in various applications. The MOC3021 Optocoupler features a standard 6-terminal plastic DIP package, making it easy to integrate into your electronic projects.

Ideal for industrial controls, traffic lights, and motor control, the MOC3021 Optocoupler is versatile and effective. It can be used in incandescent lamp dimmers and static AC power switches, providing a reliable solution for interfacing microcontrollers to 115/230 volt devices. Explore how the MOC3021 Optocoupler can enhance your project efficiency with its proven performance.

For those looking for a dependable solution in the realm of OptoCouplers & OptoIsolators, the MOC3021 Optocoupler stands out. Its compatibility with other models like MOC3020, MOC3022, and MOC3023 adds to its appeal, ensuring you have the right tool for your needs.

At DNA, we provide quality components like the MOC3021 from top manufacturers in the OptoCouplers & OptoIsolators category. Discover our range of products tailored for your electronic needs. Check other "OptoCouplers & OptoIsolators" that we have in stock.

At DNA, we understand your need for various electronic components. If you can't find a specific part, let us know. We can import it for you and support your retail or bulk requirements. Explore related items like Capacitors, Development Modules, Transistors, MOSFETs, and more. Contact Us

Features of MOC3021 Optocoupler Triac Driver

  • 400V output voltage
  • 7500V isolation voltage
  • 6-terminal plastic DIP package
  • Optically isolated for safety
  • Directly interchangeable with similar models

Specification of MOC3021 Optocoupler Triac Driver

  • Output Voltage: 400V
  • Isolation Voltage: 7500V
  • Package Type: 6-terminal DIP
  • Control AC Loads: 115/230 VAC
  • Driver Type: Phototriac

Applications of MOC3021 Optocoupler Triac Driver

  • Industrial controls
  • Traffic lights
  • Static AC power switch
  • Incandescent lamp dimmers
  • Motor control

Related Links for MOC3021 Optocoupler Triac Driver

Package Includes

  • 1 X MOC3021 Optocoupler Triac Driver
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (2)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
Do you offer same-day / next-day delivery in Nashik?
If feasible, yes. Send: item list + quantity + delivery PIN code, and we’ll confirm availability, courier option, and cost.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
What if a product is out of stock — can you arrange it?
Yes — contact us with the part number and required quantity. We’ll check availability or sourcing options.
Can you combine multiple orders into one shipment?
Often yes — if the first order hasn’t shipped. Send both order numbers and we’ll confirm.

NEW Products

Product Page : New Products

2 Pin 2.50mm JST FEMALE TO FEMALE Connector

2 Pin 2.50mm JST Female to Female Connector 2 Pin 2.50mm JST Connector for secure wire-to-wire conn..

Rs.12.49 (inc GST)
Rs.10.58 + GST

SKU: 9262 | DAE992
Stock: 15

220uf 16 VOLT SMD ELECTROLYTIC CAPACITOR (MAKE:HYNCDZ)

HYNCDZ 220µF 16V SMD Electrolytic Capacitor 220µF 16V SMD capacitor designed for compact circuits. ..

Rs.4.72 (inc GST)
Rs.4.00 + GST

SKU: 7983 | DAD630
Stock: 300

470uf 35V Electrolytic Capacitor

Electrolytic Capacitor 470uF 35V Radial Type 470uF 35V Electrolytic Capacitor with low leakage curr..

Rs.5.90 (inc GST)
Rs.5.00 + GST

SKU: 1448 | DAB459
Stock: 200

5 Pin Male Right Angle Header 3.81 mm pitch (Combicon Connector)

Combicon 5 Pin Right Angle Male Connector 5 Pin Combicon PCB Mount Right Angle Male Header with 3.8..

Rs.33.04 (inc GST)
Rs.28.00 + GST

SKU: 3014 | DAE742
Stock: 10

Have You Seen

Product Page : Have You Seen

8MHZ CRYSTAL

8MHz Crystal Oscillator 8MHz Crystal for clock pulses; Frequency Stability ±50ppm; Load Capacitance ..

Rs.8.97 (inc GST)
Rs.7.60 + GST

SKU: 99 | DAA637
Stock: 50

ZMPT101B AC voltage transformer

ZMPT101B Miniature Voltage Transformer SensorZMPT101B Voltage Transformer Sensor for precise voltage..

Rs.82.60 (inc GST)
Rs.70.00 + GST

SKU: 2405 | DAC237
Stock: -1

KBPC2510 Bridge Rectifier

KBPC2510 Bridge Rectifier - 25A, 1000V, Reliable Performance KBPC2510 Bridge Rectifier offers 1000V..

Rs.61.60 (inc GST)
Rs.52.20 + GST

SKU: 7233 | DAD210
Stock: 50

Hongfa HF41F/24-ZS 24 Volt Relay

Hongfa HF41F/24-ZS 24 Volt SPST RelayHongfa HF41F/24-ZS Relay, SPST design, 24 VDC voltage, 6 Amp cu..

Rs.116.23 (inc GST)
Rs.98.50 + GST

SKU: 8722 | DAI144
Stock: 10

Related Products

BTA41-600B TRIAC

BTA41-600B TRIAC

BTA41 TRIACThe BTA41-600BRG is a TRIAC for phase control operations in light dimmers, motor speed co..

Rs.212.40 (inc GST)
Rs.180.00 + GST

SKU: 552 | DAA189
Stock: 21
ZERO PCB 8X12 DOUBLE SIDED GLASS EPOXY

ZERO PCB 8X12 DOUBLE SIDED GLASS EPOXY

General Purpose 8x12 DOUBLE SIDED GLASS EPOXY  PCBGeneral Purpose 8cm x 12cm DOUBLE SIDED GLASS..

Rs.101.24 (inc GST)
Rs.85.80 + GST

SKU: 2037 | DAB887
Stock: 0
IRF640N N-Channel Power MOSFET

IRF640N N-Channel Power MOSFET

IRF640 N-Channel Power MOSFETIRF640N Power MOSFET, 200V, 18A, efficient device for various applicati..

Rs.54.16 (inc GST)
Rs.45.90 + GST

SKU: 3100 | DAE820
Stock: 20
AD5761ARUZ Digital to Analog Converter(TSSOP)

AD5761ARUZ Digital to Analog Converter(TSSOP)

AD5761ARUZ Digital to Analog Converter IC AD5761ARUZ DAC with 16-bit resolution, unipolar or bipolar..

Rs.1,379.84 (inc GST)
Rs.1,169.36 + GST

SKU: 8687 | DAH962
Stock: 1
DFRobot Fermion: VL6180X ToF Distance Ranging Sensor (5-100mm) (Breakout)

DFRobot Fermion: VL6180X ToF Distance Ranging Sensor (5-100mm) (Breakout)

DFRobot Fermion: VL6180X ToF Distance Ranging Sensor (5-100mm) (Breakout)VL6180X Sensor for distance..

Rs.708.00 (inc GST)
Rs.600.00 + GST

SKU: 10371 | DAJ203
Stock: 5