Thyristors

A thyristor is a type of semiconductor device that acts like a switch, allowing energy to flow in one direction only. It is a three-terminal electronic device composed of four layers of alternating P-type and N-type material that can operate in four different states: off, forward blocking, reverse blocking, and forward conducting. In its off state, the thyristor does not conduct current; in its forward blocking state, it allows current to flow in the forward direction only; in its reverse blocking state, it allows current to flow in the reverse direction only; and in its forward conducting state, it allows current to flow in either the forward or reverse direction. Thyristors can be used in many applications such as power control, over-current protection, motor speed control, and lighting dimmers.

Image  Information Image Stock Code(▲▼)Description
Manufacturer
Availability ⓘ (▲▼)Price(AUD

(Ex. GST)(▲▼)
Enter Qty
TYN825RG-JSM


One-way thyristor TO-220-3 TRIACs ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

JSMSEMI 48
Ships to you
between Thu. 23 Jul to Tue. 28 Jul
Calender.png

AUD 0.3399

Multiples of: 5

BT139F-800E


TO-220F Thyristors (SCR)/Modules ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

YFW Electronics 0
6 to 16 Weeks Calender.png

AUD 0.3184

Multiples of: 5

Z0409NF 1AA2


Triac; 800V; 4A; 10mA; THT; bulk; TO202-3
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics 0
6 to 16 Weeks Calender.png

AUD 0.3189

Multiples of: 1

NP3100SCT3G


Thyristor Surge Protection Devices - TSPD 100A 310V TSPD SMB
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ON Semiconductor 0
6 to 16 Weeks Calender.png

AUD 0.3194

Multiples of: 1

NP0640SCT3G


Thyristor Surge Protection Devices - TSPD 100A 64V TSPD SMB
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ON Semiconductor 0
6 to 16 Weeks Calender.png

AUD 0.3194

Multiples of: 1

Z0409NF0AA2


Triacs DFD THYR TRIAC & RECTIFIER
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics 0
6 to 16 Weeks Calender.png

AUD 0.3212

Multiples of: 1

Z0410MF 1AA2


Triac; 600V; 4A; 25mA; THT; bulk; TO202-3
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics 0
6 to 16 Weeks Calender.png

AUD 0.3234

Multiples of: 80

CT408R-800C


Thyristors - TRIACs TO-262K RoHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Changjing Electronics Technology 0
6 to 16 Weeks Calender.png

AUD 0.3246

Multiples of: 5

BTA212-600B/B


BTA212-600B/B 12 AMP HICOM TRIAC T/HOLE
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

NXP 0
Ships to you
by Fri. 03 Jul
Calender.png

AUD 0.3267

Multiples of: 1

BTA12-800CW


TO-220 Thyristors (SCR)/Modules ROHS
Icon ROHS
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

GOODWORK 0
6 to 16 Weeks Calender.png

AUD 0.3278

Multiples of: 5

Looking for help? Visit our FAQ's Section to answer to all your questions

 

X-ON Worldwide Electronics

Welcome To X-ON ELECTRONICS
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
 

Copyright ©2026  X-ON Electronic Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing.
All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted