About Thyristors

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.

Thyristors

Diacs

SCR Modules

SCRs

Sidacs

Thyristor Surge Protection Devices - TSPD

Triacs

Sorting

Sort Column:

Sort Direction:

Image	Stock Code(▲▼)	Description	Manufacturer	Availability ⓘ (▲▼)	Price(AUD) (Ex. GST)(▲▼)	Enter Qty

P3500MEL

Thyristor Surge Protection Devices - TSPD 320V(DRM) 5KA(IPP) 400V(BO)
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.

Littelfuse

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 12.6538

Multiples of: 250

P2600MEL

Thyristor Surge Protection Devices - TSPD 220V(DRM) 5KA(IPP) 300V(BO)
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.

Littelfuse

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 12.6538

Multiples of: 250

NTE5558

Thyristor; 800V; 25A; 30mA; THT; TO220
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.

NTE

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 12.7543

Multiples of: 1

NTE6404

SUS; Ifmax:1A; TO98; 7÷9V
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.

NTE

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 12.7731

Multiples of: 1

PSW1C40/12

Module; double independent; 1.2kV; 44A; ECO-PAC 1; Ufmax:1.41V
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.

Powersem

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 12.7778

Multiples of: 1

Q6035P5

Triacs 600V 35A 50-50-50mA
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.

Littelfuse

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 13.0335

Multiples of: 160

T32-16-08

Stud thyristor; 0.8kV; 16A; 75mA; Package: bulk; TO48; Ifsm:300A
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.

KUBARA LAMINA

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 13.0444

Multiples of: 1

T32-16-08

Thyristor; 800V; 16A; 75mA; TO48
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.

Lamina

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 13.0444

Multiples of: 1

T32-16-04

Thyristor; 400V; 16A; 75mA; TO48
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.

Lamina

0
6 to 16 Weeks

October 2026

October 2026
	S	M	T	W	T	F	S
40	27	28	29	30	1	2	3
41	4	5	6	7	8	9	10
42	11	12	13	14	15	16	17
43	18	19	20	21	22	23	24
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7

AUD 13.0667

Multiples of: 1

T32-16-04

Stud thyristor; 0.4kV; 16A; 75mA; Package: bulk; TO48; Ifsm:300A
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.

KUBARA LAMINA

0
6 to 16 Weeks

October 2026