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Product Variant Information section
Product Specification Section
Pricing Section

Stock: 148,681

On Order: 0
Factory Stock:Factory Stock: 0
Factory Lead Time: N/A
Minimum Order: 1
Multiple Of: 1
Quantity Web Price
1 $0.435
200 $0.255
750 $0.225
2,000 $0.20
7,500+ $0.176


Attributes Table
No of Channels 1
Isolation Voltage-RMS 4170V
Off-State Voltage [Vdrm] 400V
Operating Temp-Max 85°C
Features and Applications

The MOC3021M is a part of MOC3021 Series and is a optically isolated triac driver device, it contains GaAs infrared emitting diode and light activated silicon bilateral switch, because of which it functions like a triac.

This device is designed for interfacing between electronic controls and power triacs to control resistive and inductive loads for 115 VAC operations. It has an Operating Temperature range of -40 °C to +85 °C.

Product Features:

  • High isolation voltage - minimum 5300 VAC RMS
  • Peak blocking voltage
    • 250V - MOC301XM
    • 400V - MOC302XM
  • U.L. and VDE recognized
  • Excellent IFT stability-IR emitting diode has low degradation  


  • Industrial controls
  • Solenoid/valve controls
  • Traffic lights
  • Static AC power switch
  • Vending machines
  • Incandescent lamp dimmers
  • Solid state relay
  • Motor control
  • Lamp ballasts