TRIACs

Use the filters and product table below to compare TRIACs components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Triac Type	Voltage - Off State	Current - On State (It (RMS)) (Max)	Voltage - Gate Trigger (Vgt) (Max)	Current - Non Rep. Surge 50, 60Hz (Itsm)	Current - Gate Trigger (Igt) (Max)	Current - Hold (Ih) (Max)	Configuration	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
Q6025P5 TRIAC 600V 25A TO3/TO239 Littelfuse Inc.	4,307	-	RFQ	Datasheet	-	Fastpak, TO-3 Base	Bulk	Obsolete	Standard	600 V	25 A	1.3 V	220A, 250A	50 mA	50 mA	Single	-25°C ~ 125°C (TJ)	-	-	Chassis Mount	TO-3/TO-239 (Fastpak)
Q6030LH5 TRIAC ALTERNSTR 600V 30A TO220AB Littelfuse Inc.	9,896	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	600 V	30 A	2 V	290A, 350A	50 mA	75 mA	Single	-25°C ~ 125°C (TJ)	-	-	Through Hole	TO-220AB
Q4030LH5 TRIAC ALTERNISTOR 400V 30A TO220 Littelfuse Inc.	2,557	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	400 V	30 A	2 V	290A, 350A	50 mA	75 mA	Single	-25°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q4035RH5 TRIAC ALTERNISTOR 400V 35A TO220 Littelfuse Inc.	5,098	-	RFQ	Datasheet	-	TO-220-3	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	400 V	35 A	2 V	290A, 350A	50 mA	75 mA	Single	-25°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Non-Isolated Tab
Q6035RH5 TRIAC ALTERNISTOR 600V 35A TO220 Littelfuse Inc.	7,819	-	RFQ	Datasheet	-	TO-220-3	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	600 V	35 A	2 V	290A, 350A	50 mA	75 mA	Single	-25°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Non-Isolated Tab
QK006LH4 TRIAC ALTERNISTOR 1KV 6A TO220 Littelfuse Inc.	5,801	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	1 kV	6 A	1.3 V	80A, 85A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
QK006RH4 TRIAC ALTERNISTOR 1KV 6A TO220 Littelfuse Inc.	3,550	-	RFQ	Datasheet	-	TO-220-3	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	1 kV	6 A	1.3 V	80A, 85A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Non-Isolated Tab
QK008LH4 TRIAC ALTERNISTOR 1KV 8A TO220 Littelfuse Inc.	6,346	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	1 kV	8 A	1.3 V	83A, 100A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
QK008RH4 TRIAC ALTERNISTOR 1KV 8A TO220 Littelfuse Inc.	3,080	-	RFQ	Datasheet	-	TO-220-3	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	1 kV	8 A	1.3 V	83A, 100A	35 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Non-Isolated Tab
QK010LH5 TRIAC ALTERNISTOR 1KV 10A TO220 Littelfuse Inc.	2,364	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	1 kV	10 A	1.3 V	110A, 120A	50 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab

WINSUN SOURCING SUPPORT

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Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

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FREQUENTLY ASKED QUESTIONS

TRIACs FAQ

Common questions about filtering, comparing and sourcing TRIACs components.

How can I narrow the TRIACs selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific TRIACs part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.