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Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
SCRs High temperature 50A SCRs TN5015H-6G STMicroelectronics 1: HK$23.10 1,885In Stock 2,000Expected 12/10/2026	Mfr. Part No. TN5015H-6G Mouser Part No 511-TN5015H-6G	STMicroelectronics	SCRs High temperature 50A SCRs Learn More about STMicroelectronics stm tn scrs	Datasheet	1,885In Stock 2,000Expected 12/10/2026	HK$23.10 HK$11.75 HK$9.54 HK$8.03 View HK$7.98 HK$7.20 HK$6.72	Min.: 1 Mult.: 1
SCRs High temperature 50A SCRs TN5015H-6G-TR STMicroelectronics 1: HK$23.10 7,298In Stock 4,000Expected 15/2/2027	Mfr. Part No. TN5015H-6G-TR Mouser Part No 511-TN5015H-6G-TR	STMicroelectronics	SCRs High temperature 50A SCRs Learn More about STMicroelectronics stm tn scrs	Datasheet	7,298In Stock 4,000Expected 15/2/2027	Cut Tape HK$23.10 HK$14.96 HK$10.28 HK$8.30 Reel HK$7.79 View HK$7.37 HK$7.09 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 25A High Volt Triac 1200V 150mA IGT TPDV1225RG STMicroelectronics 1: HK$113.60 667In Stock 1,800Expected 14/6/2027	Mfr. Part No. TPDV1225RG Mouser Part No 511-TPDV1225	STMicroelectronics	Triacs 25A High Volt Triac 1200V 150mA IGT Learn More about STMicroelectronics stm standard products	Datasheet	667In Stock 1,800Expected 14/6/2027	HK$113.60 HK$75.79 HK$60.58 HK$54.01 HK$51.05	Min.: 1 Mult.: 1
SCRs 12 Amp 600 Volt TS1220-600B-TR STMicroelectronics 1: HK$11.67 6,251In Stock 5,000Expected 13/10/2026	Mfr. Part No. TS1220-600B-TR Mouser Part No 511-TS1220-600B-TR	STMicroelectronics	SCRs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	6,251In Stock 5,000Expected 13/10/2026	Cut Tape HK$11.67 HK$7.37 HK$4.87 HK$3.81 Reel HK$3.07 View HK$3.46 HK$2.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs 4.0 Amp 600 Volt TS420-600B-TR STMicroelectronics 1: HK$11.59 31,284In Stock	Mfr. Part No. TS420-600B-TR Mouser Part No 511-TS420-600B-TR	STMicroelectronics	SCRs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	31,284In Stock	Cut Tape HK$11.59 HK$7.22 HK$4.76 HK$3.73 Reel HK$2.95 View HK$3.34 HK$2.66 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs Standard 25A 600V 40 mA TO-220AB SCR TXN625RG STMicroelectronics 1: HK$34.77 3,059In Stock	Mfr. Part No. TXN625RG Mouser Part No 511-TXN625RG	STMicroelectronics	SCRs Standard 25A 600V 40 mA TO-220AB SCR Learn More about STMicroelectronics stm standard products	Datasheet	3,059In Stock	HK$34.77 HK$17.76 HK$16.11 HK$13.23 HK$12.99	Min.: 1 Mult.: 1
SCRs 25 Amp 1200 Volt TYN1225RG STMicroelectronics 1: HK$31.73 7,422In Stock	Mfr. Part No. TYN1225RG Mouser Part No 511-TYN1225	STMicroelectronics	SCRs 25 Amp 1200 Volt Learn More about STMicroelectronics stm standard products	Datasheet	7,422In Stock	HK$31.73 HK$18.08 HK$14.55 HK$12.33 View HK$11.75 Quote	Min.: 1 Mult.: 1
SCRs 25 Amp 200 Volt TYN225RG STMicroelectronics 1: HK$22.52 6,270In Stock	Mfr. Part No. TYN225RG Mouser Part No 511-TYN225	STMicroelectronics	SCRs 25 Amp 200 Volt	Datasheet	6,270In Stock	HK$22.52 HK$11.10 HK$10.03 HK$8.21 View HK$7.52 HK$7.21	Min.: 1 Mult.: 1
SCRs 12 Amp 600 Volt TYN612MRG STMicroelectronics 1: HK$11.18 5,081In Stock	Mfr. Part No. TYN612MRG Mouser Part No 511-TYN612M	STMicroelectronics	SCRs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	5,081In Stock	HK$11.18 HK$5.24 HK$4.65 HK$3.63 View HK$3.29 HK$3.01 HK$2.89 HK$2.74	Min.: 1 Mult.: 1
SCRs 40 Amp 600 Volt TYN640RG STMicroelectronics 1: HK$22.03 7,622In Stock	Mfr. Part No. TYN640RG Mouser Part No 511-TYN640	STMicroelectronics	SCRs 40 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	7,622In Stock	HK$22.03 HK$12.99 HK$10.44 HK$8.88 View HK$8.09 HK$7.74 HK$6.83	Min.: 1 Mult.: 1
SCRs 40 Amp 800 Volt TYN840RG STMicroelectronics 1: HK$31.24 2,673In Stock	Mfr. Part No. TYN840RG Mouser Part No 511-TYN840	STMicroelectronics	SCRs 40 Amp 800 Volt Learn More about STMicroelectronics stm standard products	Datasheet	2,673In Stock	HK$31.24 HK$15.78 HK$14.30 HK$11.67 HK$11.26	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Data Line Protect USB6B1RL STMicroelectronics 1: HK$11.59 38,458In Stock	Mfr. Part No. USB6B1RL Mouser Part No 511-USB6B1RL	STMicroelectronics	ESD Protection Diodes / TVS Diodes Data Line Protect Learn More about STMicroelectronics stm standard products	Datasheet	38,458In Stock	Cut Tape HK$11.59 HK$5.80 HK$4.67 HK$3.81 Reel HK$3.12 View HK$3.63 HK$2.75 HK$2.70 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes ESD Protection Low Cap USBLC6-2SC6 STMicroelectronics 1: HK$4.03 60,118In Stock 475,878On Order	Mfr. Part No. USBLC6-2SC6 Mouser Part No 511-USBLC6-2SC6	STMicroelectronics	ESD Protection Diodes / TVS Diodes ESD Protection Low Cap Learn More about STMicroelectronics stm standard products	Datasheet	60,118In Stock 475,878On Order On Order Ship Dates Mfr. No: USBLC6-2SC6 Stock: 60,118 Can Dispatch Immediately On Order: 232,878 Expected 4/11/2026 243,000 Expected 1/2/2027 Factory Lead Time: 25 Weeks	Cut Tape HK$4.03 HK$2.36 HK$1.75 HK$1.38 Reel HK$0.83 View HK$1.32 HK$0.773 HK$0.715 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Low Cap ESD Protect USBLC6-4SC6 STMicroelectronics 1: HK$4.03 76,923In Stock 183,000On Order	Mfr. Part No. USBLC6-4SC6 Mouser Part No 511-USBLC6-4SC6	STMicroelectronics	ESD Protection Diodes / TVS Diodes Low Cap ESD Protect Learn More about STMicroelectronics stm standard products	Datasheet	76,923In Stock 183,000On Order On Order Ship Dates Mfr. No: USBLC6-4SC6 Stock: 76,923 Can Dispatch Immediately On Order: 81,000 Expected 2/11/2026 102,000 Expected 27/9/2027 Factory Lead Time: 25 Weeks	Cut Tape HK$4.03 HK$2.52 HK$1.88 HK$1.43 Reel HK$0.954 View HK$1.42 HK$0.781 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Automotive very low capacitance ESD protection USBLC6-4SC6Y STMicroelectronics 1: HK$5.67 17,103In Stock 16,900Expected 31/10/2026	Mfr. Part No. USBLC6-4SC6Y Mouser Part No 511-USBLC6-4SC6Y	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive very low capacitance ESD protection Learn More about STMicroelectronics stm usblc6 4sc6y suppressor	Datasheet	17,103In Stock 16,900Expected 31/10/2026	Cut Tape HK$5.67 HK$3.13 HK$2.31 HK$1.83 Reel HK$1.36 View HK$1.72 HK$1.33 HK$1.23 HK$1.15 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
SCRs 1.25 Amp 600 Volt X0202MN 5BA4 STMicroelectronics 1: HK$5.84 19,453In Stock	Mfr. Part No. X0202MN 5BA4 Mouser Part No 511-X0202MN	STMicroelectronics	SCRs 1.25 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	19,453In Stock	Cut Tape HK$5.84 HK$3.58 HK$2.30 HK$1.75 Reel HK$1.56 View HK$1.33 HK$1.19 HK$1.12 HK$1.09 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 1.25 Amp 800 Volt X0202NA 1BA2 STMicroelectronics 1: HK$5.75 12,383In Stock	Mfr. Part No. X0202NA 1BA2 Mouser Part No 511-X0202NA	STMicroelectronics	SCRs 1.25 Amp 800 Volt Learn More about STMicroelectronics stm standard products	Datasheet	12,383In Stock	HK$5.75 HK$3.58 HK$2.29 HK$1.73 View HK$1.55 HK$1.36 HK$1.23 HK$1.13 HK$1.00	Min.: 1 Mult.: 1
SCRs 4 A Sensitive gate SCR X0405MH STMicroelectronics 1: HK$6.90 11,864In Stock	Mfr. Part No. X0405MH Mouser Part No 511-X0405MH	STMicroelectronics	SCRs 4 A Sensitive gate SCR Learn More about STMicroelectronics stm x040 scrs z040 triacs	Datasheet	11,864In Stock	Cut Tape HK$6.90 HK$2.93 HK$2.59 HK$2.10 Reel HK$1.53 View HK$1.73 HK$1.40	Min.: 1 Mult.: 1 : 3,000
Diacs 32 Volt Trigger DB3TG STMicroelectronics 1: HK$1.89 1,933In Stock 60,000On Order	Mfr. Part No. DB3TG Mouser Part No 511-DB3TG	STMicroelectronics	Diacs 32 Volt Trigger Learn More about STMicroelectronics stm standard products	Datasheet	1,933In Stock 60,000On Order On Order Ship Dates Mfr. No: DB3TG Stock: 1,933 Can Dispatch Immediately On Order: 30,000 Expected 29/3/2027 30,000 Expected 31/3/2027 Factory Lead Time: 11 Weeks	Cut Tape HK$1.89 HK$1.17 HK$0.732 HK$0.534 Reel HK$0.37 View HK$0.419 HK$0.304 HK$0.255	Min.: 1 Mult.: 1 : 5,000
SCRs 80 A 1200 V High Temperature SCR Thyristor STMicroelectronics TN8050H-12PI TN8050H-12PI STMicroelectronics 1: HK$59.35 574In Stock	Mfr. Part No. TN8050H-12PI Mouser Part No 511-TN8050H-12PI	STMicroelectronics	SCRs 80 A 1200 V High Temperature SCR Thyristor Learn More about STMicroelectronics stm tn scrs	Datasheet	574In Stock	HK$59.35 HK$39.95 HK$30.50 HK$25.24 HK$24.50	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 5000 W, 12 V TVS SMC50J12CA STMicroelectronics 1: HK$19.81 899In Stock	Mfr. Part No. SMC50J12CA Mouser Part No 511-SMC50J12CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 5000 W, 12 V TVS Learn More about STMicroelectronics stm smc50j tvs	Datasheet	899In Stock	Cut Tape HK$19.81 HK$10.19 HK$8.71 HK$7.15 Reel HK$5.63 View HK$6.52 HK$5.27 HK$5.21 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 5000 W, 20 V TVS SMC50J20CA STMicroelectronics 1: HK$19.81 874In Stock	Mfr. Part No. SMC50J20CA Mouser Part No 511-SMC50J20CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 5000 W, 20 V TVS Learn More about STMicroelectronics stm smc50j tvs	Datasheet	874In Stock	Cut Tape HK$19.81 HK$10.19 HK$8.71 HK$7.15 Reel HK$5.63 View HK$6.52 HK$5.27 HK$5.21 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 5000 W, 24 V TVS SMC50J24CA STMicroelectronics 1: HK$19.15 980In Stock	Mfr. Part No. SMC50J24CA Mouser Part No 511-SMC50J24CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 5000 W, 24 V TVS Learn More about STMicroelectronics stm smc50j tvs	Datasheet	980In Stock	Cut Tape HK$19.15 HK$9.45 HK$8.38 HK$6.74 Reel HK$5.45 View HK$6.27 HK$5.03 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs Triac Crowbar 10mA Switch 10A 700V ACST1010-7T STMicroelectronics 1: HK$20.14 976In Stock	Mfr. Part No. ACST1010-7T Mouser Part No 511-ACST1010-7T	STMicroelectronics	Triacs Triac Crowbar 10mA Switch 10A 700V Learn More about STMicroelectronics stmicro acst10 acst12	Datasheet	976In Stock	HK$20.14 HK$9.86 HK$8.80 HK$7.04 View HK$6.42 HK$6.17	Min.: 1 Mult.: 1
Triacs Triac Crowbar 35mA Switch 12A 700V ACST1235-7GTR STMicroelectronics 1: HK$23.51 948In Stock	Mfr. Part No. ACST1235-7GTR Mouser Part No 511-ACST1235-7GTR	STMicroelectronics	Triacs Triac Crowbar 35mA Switch 12A 700V Learn More about STMicroelectronics stmicro acst10 acst12	Datasheet	948In Stock	Cut Tape HK$23.51 HK$15.21 HK$10.52 HK$8.47 Reel HK$7.76 HK$7.66 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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