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

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

S6X8BS1RP

SCRs SCR 600V .8A 200+A SOT223
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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

965
Ships to you
between Thu. 09 Jul to Mon. 13 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 0.6115

Multiples of: 1

QJ6016LH2TP

Triacs 60V 16A 10mA HI TEMP TO-220AB Isolated
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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

965
Ships to you
between Fri. 03 Jul to Thu. 09 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 2.6659

Multiples of: 1

QJ4025NH6RP

Triacs 40V 25A 80mA HI TEMP TO-263 (D2 -Pak)
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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

965
Ships to you
between Fri. 03 Jul to Thu. 09 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 3.2518

Multiples of: 1

Q6010L4TP

Triacs 600V 10A 25-25-25mA
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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

965
Ships to you
between Fri. 03 Jul to Thu. 09 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 3.4028

Multiples of: 1

SK016RTP

SCRs 1000V 16A SCR TO220
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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

964
Ships to you
between Fri. 03 Jul to Thu. 09 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 1.9654

Multiples of: 1

Q8016NH4RP

Triacs 800V 16A
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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

960
Ships to you
between Thu. 09 Jul to Mon. 13 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 3.9352

Multiples of: 1

BTA16-800BRG(UMW)

TO-220A TRIACs ROHS
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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.

Youtai

940
Ships to you
between Fri. 17 Jul to Wed. 22 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 0.3018

Multiples of: 5

Z0110MN 5AA4

Triac; 600V; 1A; 25mA; SMD; Reel, tape; SOT223
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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

582
Ships to you
between Fri. 03 Jul to Thu. 09 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 0.2189

Multiples of: 1

BT139-600E

TO-220 Thyristors (SCR)/Modules ROHS
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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.

Minos

412
Ships to you
between Fri. 17 Jul to Wed. 22 Jul

July 2026

July 2026
	S	M	T	W	T	F	S
27	28	29	30	1	2	3	4
28	5	6	7	8	9	10	11
29	12	13	14	15	16	17	18
30	19	20	21	22	23	24	25
31	26	27	28	29	30	31	1
32	2	3	4	5	6	7	8

AUD 0.2264

Multiples of: 5

BT139-800E.127

Triac; 800V; 16A; 25mA; TO220AB
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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
6 to 16 Weeks