Thank you for having an interest in our availability for part number Q4004F421, a Triac 400V 4A To-202 Standard 400V 4A 2.5V 46A 55A 25Ma 30Ma Single Through Hole To-202 Long Tab To-202 Bulk item we feature that is manufactured by Littelfuse Inc. In order to receive pricing information on this particular Discrete Semiconductor Products listing, please fill out and submit the Request for Quote (RFQ) form that is provided below. As the form is partially completed for you with details concerning this board-level electronic component, simply offer us information like your target price, desired quantity, and when you need parts by. Once you submit a request and our team receives and reviews it, you will be contacted by a dedicated account manager in 15 minutes or less to continue the procurement process.