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
Q6012LH5 TRIAC ALTERNISTOR 600V 12A TO220 Littelfuse Inc.	5,154	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	600 V	12 A	1.3 V	110A, 120A	50 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q8012LH5 TRIAC ALTERNISTOR 800V 12A TO220 Littelfuse Inc.	7,793	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	800 V	12 A	1.3 V	110A, 120A	50 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q2016LH3 TRIAC ALTERNISTOR 200V 16A TO220 Littelfuse Inc.	5,505	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Obsolete	Alternistor - Snubberless	200 V	16 A	1.3 V	167A, 200A	20 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q4016LH3 TRIAC ALTERNISTOR 400V 16A TO220 Littelfuse Inc.	2,145	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	400 V	16 A	1.3 V	167A, 200A	20 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q6016LH3 TRIAC ALTERNISTOR 600V 16A TO220 Littelfuse Inc.	8,211	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	600 V	16 A	1.3 V	167A, 200A	20 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q8016LH3 TRIAC ALTERNISTOR 800V 16A TO220 Littelfuse Inc.	8,622	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	800 V	16 A	1.3 V	167A, 200A	20 mA	35 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q2016LH4 TRIAC ALTERNISTOR 200V 16A TO220 Littelfuse Inc.	8,475	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Obsolete	Alternistor - Snubberless	200 V	16 A	1.3 V	167A, 200A	35 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q4016LH4 TRIAC ALTERNISTOR 400V 16A TO220 Littelfuse Inc.	6,510	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	400 V	16 A	1.3 V	167A, 200A	35 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q6016LH4 TRIAC ALTERNISTOR 600V 16A TO220 Littelfuse Inc.	5,124	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	600 V	16 A	1.3 V	167A, 200A	35 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab
Q8016LH4 TRIAC ALTERNISTOR 800V 16A TO220 Littelfuse Inc.	4,093	-	RFQ	Datasheet	-	TO-220-3 Isolated Tab	Bulk	Discontinued at Digi-Key	Alternistor - Snubberless	800 V	16 A	1.3 V	167A, 200A	35 mA	50 mA	Single	-40°C ~ 125°C (TJ)	-	-	Through Hole	TO-220 Isolated Tab

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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.