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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 30 A 600 V D2PAK High Temperature Thyristor SCR TN3015H-6G STMicroelectronics 1: HK$19.15 2,263In Stock	Mfr. Part No. TN3015H-6G Mouser Part No 511-TN3015H-6G	STMicroelectronics	SCRs 30 A 600 V D2PAK High Temperature Thyristor SCR Learn More about STMicroelectronics stm tn scrs	Datasheet	2,263In Stock	HK$19.15 HK$12.17 HK$8.22 HK$6.66 View HK$5.97 HK$5.57 HK$5.30	Min.: 1 Mult.: 1
SCRs High Temperature 40A SCRs TN4015H-6I STMicroelectronics 1: HK$23.34 1,876In Stock	Mfr. Part No. TN4015H-6I Mouser Part No 511-TN4015H-6I	STMicroelectronics	SCRs High Temperature 40A SCRs Learn More about STMicroelectronics stm tn4015h scr	Datasheet	1,876In Stock	HK$23.34 HK$14.96 HK$10.19 HK$8.63 View HK$7.67 HK$7.25 HK$6.89	Min.: 1 Mult.: 1
SCRs High Temperature 40A SCRs TN4015H-6T STMicroelectronics 1: HK$21.29 1,904In Stock 7,000Expected 5/12/2026	Mfr. Part No. TN4015H-6T Mouser Part No 511-TN4015H-6T	STMicroelectronics	SCRs High Temperature 40A SCRs Learn More about STMicroelectronics stm tn4015h scr	Datasheet	1,904In Stock 7,000Expected 5/12/2026	HK$21.29 HK$13.65 HK$9.29 HK$7.87 View HK$6.97 HK$6.34	Min.: 1 Mult.: 1
SCRs High temperature 50A SCRs TN5015H-6G STMicroelectronics 1: HK$23.67 1,885In Stock 2,000Expected 30/11/2026	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 30/11/2026	HK$23.67 HK$11.75 HK$10.60 HK$8.55 View HK$8.17 HK$7.73	Min.: 1 Mult.: 1
SCRs High temperature 50A SCRs TN5015H-6G-TR STMicroelectronics 1: HK$23.59 5,946In Stock 4,000Expected 16/11/2026	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	5,946In Stock 4,000Expected 16/11/2026	Cut Tape HK$23.59 HK$15.21 HK$10.44 HK$8.55 Reel HK$7.45 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 50 A 1200 V High Temperature SCR Thyristor in TOP-3I package TN5050H-12PI STMicroelectronics 1: HK$56.96 558In Stock	Mfr. Part No. TN5050H-12PI Mouser Part No 511-TN5050H-12PI	STMicroelectronics	SCRs 50 A 1200 V High Temperature SCR Thyristor in TOP-3I package Learn More about STMicroelectronics stm tn5050h 12x scrs	Datasheet	558In Stock	HK$56.96 HK$38.14 HK$30.66 HK$27.21 HK$24.17	Min.: 1 Mult.: 1
SCRs 50 A 1200 V High Temperature SCR Thyristor in TO247-LL Package TN5050H-12WL STMicroelectronics 1: HK$49.07 593In Stock	Mfr. Part No. TN5050H-12WL Mouser Part No 511-TN5050H-12WL	STMicroelectronics	SCRs 50 A 1200 V High Temperature SCR Thyristor in TO247-LL Package Learn More about STMicroelectronics stm tn5050h 12x scrs	Datasheet	593In Stock	HK$49.07 HK$27.78 HK$23.10 HK$20.71	Min.: 1 Mult.: 1
SCRs 1200 V, 60 A Automotive Grade AEC-Q101 SCR Thyristor TN6050HP-12WY STMicroelectronics 1: HK$62.64 954In Stock	Mfr. Part No. TN6050HP-12WY Mouser Part No 511-TN6050HP-12WY	STMicroelectronics	SCRs 1200 V, 60 A Automotive Grade AEC-Q101 SCR Thyristor Learn More about STMicroelectronics stm tn6050hp 12wy automotive scr thyristor	Datasheet	954In Stock	HK$62.64 HK$41.92 HK$33.70 HK$30.00 HK$26.80	Min.: 1 Mult.: 1
Triacs 25A High Volt Triac 1200V 150mA IGT TPDV1225RG STMicroelectronics 1: HK$111.30 620In Stock 1,800Expected 11/1/2027	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	620In Stock 1,800Expected 11/1/2027	HK$111.30 HK$73.49 HK$60.58 HK$54.01 HK$50.39	Min.: 1 Mult.: 1
SCRs High surge voltage 1.25 A SCR for circuit breaker TS110-8UF STMicroelectronics 1: HK$10.28 33,507In Stock 10,000Expected 26/11/2026	Mfr. Part No. TS110-8UF Mouser Part No 511-TS110-8UF	STMicroelectronics	SCRs High surge voltage 1.25 A SCR for circuit breaker	Datasheet	33,507In Stock 10,000Expected 26/11/2026	Cut Tape HK$10.28 HK$6.44 HK$4.23 HK$3.27 Reel HK$2.39 View HK$2.71 HK$2.67 HK$2.29 HK$2.24 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
SCRs 4.0 Amp 600 Volt TS420-600B-TR STMicroelectronics 1: HK$11.26 26,184In Stock 17,500Expected 29/10/2026	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	26,184In Stock 17,500Expected 29/10/2026	Cut Tape HK$11.26 HK$6.95 HK$4.57 HK$3.59 Reel HK$2.77 View HK$3.16 HK$2.66 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs 4.0 Amp 600 Volt TS420-600H STMicroelectronics 1: HK$10.69 6,403In Stock	Mfr. Part No. TS420-600H Mouser Part No 511-TS420-600H	STMicroelectronics	SCRs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	6,403In Stock	HK$10.69 HK$4.64 HK$4.13 HK$3.42 View HK$2.85 HK$2.56 HK$2.54	Min.: 1 Mult.: 1
SCRs 8A Sens Gate SCR 600V 800V 0.2 to15mA TS820-600FP STMicroelectronics 1: HK$13.56 6,097In Stock	Mfr. Part No. TS820-600FP Mouser Part No 511-TS820-600FP	STMicroelectronics	SCRs 8A Sens Gate SCR 600V 800V 0.2 to15mA Learn More about STMicroelectronics stm standard products	Datasheet	6,097In Stock	HK$13.56 HK$6.42 HK$5.73 HK$4.50 View HK$4.09 HK$3.76 HK$3.67 HK$3.58	Min.: 1 Mult.: 1
SCRs Standard 25A 600V 40 mA TO-220AB SCR TXN625RG STMicroelectronics 1: HK$34.77 3,004In 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	3,004In Stock	HK$34.77 HK$17.76 HK$16.11 HK$13.23 HK$12.91	Min.: 1 Mult.: 1
SCRs 25 Amp 1200 Volt TYN1225RG STMicroelectronics 1: HK$29.43 7,397In Stock	Mfr. Part No. TYN1225RG Mouser Part No 511-TYN1225	STMicroelectronics	SCRs 25 Amp 1200 Volt Learn More about STMicroelectronics stm standard products	Datasheet	7,397In Stock	HK$29.43 HK$18.08 HK$13.07 HK$11.34 View HK$11.26 Quote	Min.: 1 Mult.: 1
SCRs 25 Amp 200 Volt TYN225RG STMicroelectronics 1: HK$22.52 6,255In Stock	Mfr. Part No. TYN225RG Mouser Part No 511-TYN225	STMicroelectronics	SCRs 25 Amp 200 Volt	Datasheet	6,255In 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 4,903In Stock	Mfr. Part No. TYN612MRG Mouser Part No 511-TYN612M	STMicroelectronics	SCRs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	4,903In Stock	HK$11.18 HK$5.24 HK$4.65 HK$3.63 View HK$3.29 HK$3.01 HK$2.89 HK$2.71	Min.: 1 Mult.: 1
SCRs 25 Amp 600 Volt TYN625RG STMicroelectronics 1: HK$16.28 2,996In Stock	Mfr. Part No. TYN625RG Mouser Part No 511-TYN625	STMicroelectronics	SCRs 25 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	2,996In Stock	HK$16.28 HK$8.30 HK$7.37 HK$5.85 View HK$5.36 HK$4.95 HK$4.87	Min.: 1 Mult.: 1
SCRs 40 Amp 600 Volt TYN640RG STMicroelectronics 1: HK$22.03 5,622In Stock 6,000Expected 18/11/2026	Mfr. Part No. TYN640RG Mouser Part No 511-TYN640	STMicroelectronics	SCRs 40 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	5,622In Stock 6,000Expected 18/11/2026	HK$22.03 HK$12.99 HK$10.03 HK$8.55 View HK$7.74 HK$6.74	Min.: 1 Mult.: 1
SCRs 40 Amp 800 Volt TYN840RG STMicroelectronics 1: HK$32.63 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$32.63 HK$16.77 HK$15.12 HK$12.91 View HK$11.84 HK$11.26	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Data Line Protect USB6B1RL STMicroelectronics 1: HK$12.33 35,567In 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	35,567In Stock	Cut Tape HK$12.33 HK$7.77 HK$5.80 HK$4.87 Reel HK$3.27 View HK$3.91 HK$3.63 HK$2.89 HK$2.78 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes High Speed Interface Protection Low Cap USBLC6-2P6 STMicroelectronics 1: HK$5.34 91,128In Stock 216,000Expected 23/12/2026	Mfr. Part No. USBLC6-2P6 Mouser Part No 511-USBLC6-2P6	STMicroelectronics	ESD Protection Diodes / TVS Diodes High Speed Interface Protection Low Cap Learn More about STMicroelectronics stm standard products	Datasheet	91,128In Stock 216,000Expected 23/12/2026	Cut Tape HK$5.34 HK$2.39 HK$2.10 HK$1.59 Reel HK$1.27 View HK$1.11 HK$1.10 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Automotive very low capacitance ESD protection USBLC6-4SC6Y STMicroelectronics 1: HK$5.92 31,660In Stock	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	31,660In Stock	Cut Tape HK$5.92 HK$2.98 HK$2.42 HK$1.90 Reel HK$1.47 View HK$1.78 HK$1.30 HK$1.27 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
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

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