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

MOC3021 Optocoupler

  • Stock: 10

    Availability: InStock priceValidUntil: 2026-05-31

  • SKU: 134 | DAA201

Availability: InStock priceValidUntil: 2026-05-31

  • 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 (1)

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.
How long does delivery take?
Delivery time depends on your PIN code and the courier network. Tracking is shared after dispatch.
I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?
You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.
What if I need a component that is not listed on your website?
Contact us with the part number or requirement — we may be able to source it or suggest an equivalent.
Will you send the same brand/manufacturer every time?
For some passive components, brand may vary based on availability. If you need a specific brand or matching lot, mention it before ordering and we’ll advise availability.

NEW Products

Product Page : New Products

44 Pin PLCC IC Socket

44 Pin PLCC IC SocketIC sockets also reduce the possibility of damaging the board when swapping out ..

Rs.59.00 (inc GST)
Rs.50.00 + GST

SKU: 734 | DAA653
Stock: 14

12 PIN 5.08MM PITCH RIGHT ANGLE FEMALE COMBICON CONNECTOR

Combicon 12 Pin Right Angle Connector 12 Pin Right Angle Female Combicon Connector with 5.08mm pitc..

Rs.55.22 (inc GST)
Rs.46.80 + GST

SKU: 8656 | DAH953
Stock: 3

Semikron SKM195GB066D IGBT Module

Semikron SKM195GB066D IGBT Module SKM195GB066D IGBT Module for high voltage applications with 600V, ..

Rs.3,142.34 (inc GST)
Rs.2,663.00 + GST

SKU: 3018 | DAE775
Stock: 1

SN65HVD233 SOIC-8P TRANSCEIVER SMD IC

SN65HVD233 High-Speed CAN Transceiver SMD IC SN65HVD233 SMD IC for CAN communication, 1 Mbps data ra..

Rs.286.74 (inc GST)
Rs.243.00 + GST

SKU: 9111 | DAF658
Stock: 5

Have You Seen

Product Page : Have You Seen

PANASONIC 1000MF/25V ELECTROLYTIC CAPACITOR ( PART NO.-ECA1EHG102)

Panasonic 1000µF 25V Electrolytic Capacitor ECA-1EHG102 - 1000µF capacitance, 25V voltage, low ESR,..

Rs.35.40 (inc GST)
Rs.30.00 + GST

SKU: 7056 | DAG668
Stock: 1

Arduino Leonardo

Arduino Leonardo R3 Microcontroller Board Arduino Leonardo R3 Board with ATmega32U4, 20 Digital I/O..

Rs.866.12 (inc GST)
Rs.734.00 + GST

SKU: 1344 | DAB269
Stock: 1

HLK M50 Module

HLK-M50 WiFi Module for IoT Applications HLK-M50 WiFi Module supports 2.4GHz IEEE802.11b/g/n with m..

Rs.268.45 (inc GST)
Rs.227.50 + GST

SKU: 2213 | DAB786
Stock: 9

SN74LVC1G79DBVR Flip Flop SMD IC

Texas Instruments SN74LVC1G79DBVR Flip Flop SMD IC SN74LVC1G79DBVR Flip Flop SMD IC with low-voltage..

Rs.25.29 (inc GST)
Rs.21.44 + GST

SKU: 8637 | DAH919
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: 3
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