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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.
Triacs SNUBBERLESS 30 A TRIACS T3050H-6I STMicroelectronics 1: HK$27.21 4,636In Stock	Mfr. Part No. T3050H-6I Mouser Part No 511-T3050H-6I	STMicroelectronics	Triacs SNUBBERLESS 30 A TRIACS Learn More about STMicroelectronics stm t30xxh triacs	Datasheet	4,636In Stock	HK$27.21 HK$17.59 HK$12.17 HK$10.11 View HK$9.37 HK$8.88	Min.: 1 Mult.: 1
Triacs 4.0 Amp 600 Volt T405-600B-TR STMicroelectronics 1: HK$9.37 9,730In Stock 92,500Expected 7/12/2026	Mfr. Part No. T405-600B-TR Mouser Part No 511-T405-600B-TR	STMicroelectronics	Triacs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	9,730In Stock 92,500Expected 7/12/2026	Cut Tape HK$9.37 HK$5.97 HK$3.91 HK$3.03 Reel HK$2.43 View HK$2.75 HK$2.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 4.0 Amp 600 Volt T405-600T STMicroelectronics 1: HK$16.28 5,766In Stock	Mfr. Part No. T405-600T Mouser Part No 511-T405-600T	STMicroelectronics	Triacs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	5,766In Stock	HK$16.28 HK$7.92 HK$6.70 HK$5.32 View HK$4.83 HK$4.41 HK$4.00	Min.: 1 Mult.: 1
Triacs 40A 600V Snubberless Triac in TO-3PF package T4050-6PF STMicroelectronics 1: HK$41.10 765In Stock 9,900On Order	Mfr. Part No. T4050-6PF Mouser Part No 511-T4050-6PF	STMicroelectronics	Triacs 40A 600V Snubberless Triac in TO-3PF package Learn More about STMicroelectronics stm standard products	Datasheet	765In Stock 9,900On Order On Order Ship Dates Mfr. No: T4050-6PF Stock: 765 Can Dispatch Immediately On Order: 4,800 Expected 5/11/2026 5,100 Expected 5/12/2026 Factory Lead Time: 15 Weeks	HK$41.10 HK$22.93 HK$18.91 HK$16.28	Min.: 1 Mult.: 1
Triacs 4.0 Amp 600 Volt T410-600B-TR STMicroelectronics 1: HK$9.54 9,423In Stock	Mfr. Part No. T410-600B-TR Mouser Part No 511-T410-600B-TR	STMicroelectronics	Triacs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	9,423In Stock	Cut Tape HK$9.54 HK$5.70 HK$3.86 HK$3.03 Reel HK$2.43 View HK$2.75 HK$2.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 4.0 Amp 800 Volt T410-800B-TR STMicroelectronics 1: HK$10.52 5,726In Stock 5,000Expected 5/11/2026	Mfr. Part No. T410-800B-TR Mouser Part No 511-T410-800B-TR	STMicroelectronics	Triacs 4.0 Amp 800 Volt Learn More about STMicroelectronics stm standard products	Datasheet	5,726In Stock 5,000Expected 5/11/2026	Cut Tape HK$10.52 HK$6.59 HK$4.35 HK$3.38 Reel HK$2.98 View HK$3.07 HK$2.65 HK$2.51 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 4.0 Amp 600 Volt T435-600B-TR STMicroelectronics 1: HK$11.34 19,369In Stock 11,750Expected 5/11/2026	Mfr. Part No. T435-600B-TR Mouser Part No 511-T435-600B-TR	STMicroelectronics	Triacs 4.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	19,369In Stock 11,750Expected 5/11/2026	Cut Tape HK$11.34 HK$7.15 HK$4.72 HK$3.69 Reel HK$2.68 View HK$3.16 HK$2.41 HK$2.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 4A TRIACS T435-800B-TR STMicroelectronics 1: HK$12.49 9,770In Stock	Mfr. Part No. T435-800B-TR Mouser Part No 511-T435-800B-TR	STMicroelectronics	Triacs 4A TRIACS Learn More about STMicroelectronics stm standard products	Datasheet	9,770In Stock	Cut Tape HK$12.49 HK$7.88 HK$5.24 HK$4.10 Reel HK$3.40 View HK$3.81 HK$3.03 HK$2.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 50 A - 800 V - 150C 8H-Triac T5035H-8PI STMicroelectronics 1: HK$55.40 1,489In Stock 1,200Expected 12/4/2027	Mfr. Part No. T5035H-8PI Mouser Part No 511-T5035H-8PI	STMicroelectronics	Triacs 50 A - 800 V - 150C 8H-Triac Learn More about STMicroelectronics stm t5035h 8pi triac	Datasheet	1,489In Stock 1,200Expected 12/4/2027	HK$55.40 HK$31.65 HK$26.30 HK$22.44 HK$21.95	Min.: 1 Mult.: 1
Triacs 8A TRIACS T810-600B-TR STMicroelectronics 1: HK$13.32 8,278In Stock 5,000Expected 17/11/2026	Mfr. Part No. T810-600B-TR Mouser Part No 511-T810-600B-TR	STMicroelectronics	Triacs 8A TRIACS Learn More about STMicroelectronics stm standard products	Datasheet	8,278In Stock 5,000Expected 17/11/2026	Cut Tape HK$13.32 HK$8.47 HK$5.61 HK$4.39 Reel HK$3.57 View HK$3.95 HK$3.23 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 8A Triacs T810-800B-TR STMicroelectronics 1: HK$13.97 5,450In Stock	Mfr. Part No. T810-800B-TR Mouser Part No 511-T810-800B-TR	STMicroelectronics	Triacs 8A Triacs Learn More about STMicroelectronics stm standard products	Datasheet	5,450In Stock	Cut Tape HK$13.97 HK$8.88 HK$5.77 HK$4.60 Reel HK$3.76 View HK$4.09 HK$3.39 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 8A 800V 150°C D²PAK Logic Level T-Series Triac T810T-8G-TR STMicroelectronics 1: HK$12.25 7,040In Stock	Mfr. Part No. T810T-8G-TR Mouser Part No 511-T810T-8G-TR	STMicroelectronics	Triacs 8A 800V 150°C D²PAK Logic Level T-Series Triac Learn More about STMicroelectronics stm t810t 8g logic level triac	Datasheet	7,040In Stock	Cut Tape HK$12.25 HK$7.65 HK$5.04 HK$3.96 Reel HK$3.49 View HK$3.12 HK$2.80 HK$2.66 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 8.0 Amp 600 Volt T835-600G-TR STMicroelectronics 1: HK$16.52 12,045In Stock	Mfr. Part No. T835-600G-TR Mouser Part No 511-T835-600G-TR	STMicroelectronics	Triacs 8.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	12,045In Stock	Cut Tape HK$16.52 HK$10.03 HK$6.70 HK$5.27 Reel HK$4.50 View HK$4.22 HK$3.39 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs Snubberless Logic Lv Standard 8A Triac T835-600H STMicroelectronics 1: HK$15.04 23,040In Stock 15,000Expected 26/4/2027	Mfr. Part No. T835-600H Mouser Part No 511-T835-600H	STMicroelectronics	Triacs Snubberless Logic Lv Standard 8A Triac Learn More about STMicroelectronics stm standard products	Datasheet	23,040In Stock 15,000Expected 26/4/2027	HK$15.04 HK$9.29 HK$4.82 HK$3.99 View HK$3.35 HK$3.08	Min.: 1 Mult.: 1
Triacs 8A Snubberless Triacs in DPAK and D2PAK T835-800B STMicroelectronics 1: HK$15.78 24,065In Stock 15,000Expected 29/10/2026	Mfr. Part No. T835-800B Mouser Part No 511-T835-800B	STMicroelectronics	Triacs 8A Snubberless Triacs in DPAK and D2PAK Learn More about STMicroelectronics stm standard products	Datasheet	24,065In Stock 15,000Expected 29/10/2026	HK$15.78 HK$6.97 HK$6.24 HK$5.19 View HK$4.36 HK$3.95 HK$3.63 HK$3.50 HK$3.44	Min.: 1 Mult.: 1
Triacs 8A Triacs T835-800B-TR STMicroelectronics 1: HK$13.15 15,244In Stock	Mfr. Part No. T835-800B-TR Mouser Part No 511-T835-800B-TR	STMicroelectronics	Triacs 8A Triacs Learn More about STMicroelectronics stm standard products	Datasheet	15,244In Stock	Cut Tape HK$13.15 HK$8.38 HK$5.54 HK$4.35 Reel HK$3.54 View HK$3.97 HK$3.44 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs Hi temp 8A Triacs T835H-6G-TR STMicroelectronics 1: HK$16.03 3,729In Stock	Mfr. Part No. T835H-6G-TR Mouser Part No 511-T835H-6G-TR	STMicroelectronics	Triacs Hi temp 8A Triacs Learn More about STMicroelectronics stm h series triacs	Datasheet	3,729In Stock	Cut Tape HK$16.03 HK$10.03 HK$6.62 HK$5.25 Reel HK$4.67 View HK$4.27 HK$4.10 HK$3.95 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 80 A 800 V High Temperature Thyristor (SCR) in D3PAK package TM8050H-8D3-TR STMicroelectronics 1: HK$64.44 687In Stock	Mfr. Part No. TM8050H-8D3-TR Mouser Part No 511-TM8050H-8D3-TR	STMicroelectronics	SCRs 80 A 800 V High Temperature Thyristor (SCR) in D3PAK package Learn More about STMicroelectronics stm tm8050h thyristor	Datasheet	687In Stock	Cut Tape HK$64.44 HK$43.65 HK$29.43 Reel HK$29.43 MouseReel Available	Min.: 1 Mult.: 1 : 400
SCRs 80 A High Temperature Thyristor (SCR) TM8050H-8W STMicroelectronics 1: HK$65.18 3,044In Stock	Mfr. Part No. TM8050H-8W Mouser Part No 511-TM8050H-8W	STMicroelectronics	SCRs 80 A High Temperature Thyristor (SCR) Learn More about STMicroelectronics stm tm8050h 8w thyristor	Datasheet	3,044In Stock	HK$65.18 HK$43.65 HK$35.10 HK$31.15 HK$27.87	Min.: 1 Mult.: 1
SCRs 12A SCRS TN1215-800G-TR STMicroelectronics 1: HK$14.22 13,172In Stock 57,000Expected 28/12/2026	Mfr. Part No. TN1215-800G-TR Mouser Part No 511-TN1215-800G-TR	STMicroelectronics	SCRs 12A SCRS Learn More about STMicroelectronics stm standard products	Datasheet	13,172In Stock 57,000Expected 28/12/2026	Cut Tape HK$14.22 HK$9.04 HK$6.04 HK$4.76 Reel HK$4.15 View HK$3.81 HK$3.79 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 15 A SCR TN1515-600B-TR STMicroelectronics 1: HK$15.70 11,944In Stock	Mfr. Part No. TN1515-600B-TR Mouser Part No 511-TN1515-600B-TR	STMicroelectronics	SCRs 15 A SCR Learn More about STMicroelectronics stm standard products	Datasheet	11,944In Stock	Cut Tape HK$15.70 HK$10.03 HK$6.72 HK$5.31 HK$4.86 Reel HK$4.39 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs High temperature 20A SCRs TN2015H-6T STMicroelectronics 1: HK$16.03 3,978In Stock	Mfr. Part No. TN2015H-6T Mouser Part No 511-TN2015H-6T	STMicroelectronics	SCRs High temperature 20A SCRs Learn More about STMicroelectronics stm tn scrs	Datasheet	3,978In Stock	HK$16.03 HK$10.03 HK$6.60 HK$5.24 View HK$4.65 HK$3.99	Min.: 1 Mult.: 1
SCRs 25 A 1200 V Standard SCR Thyristor in D2PAK TN2540-12G-TR STMicroelectronics 1: HK$28.52 1,614In Stock 5,000On Order	Mfr. Part No. TN2540-12G-TR Mouser Part No 511-TN2540-12G-TR	STMicroelectronics	SCRs 25 A 1200 V Standard SCR Thyristor in D2PAK Learn More about STMicroelectronics stm tn scrs	Datasheet	1,614In Stock 5,000On Order On Order Ship Dates Mfr. No: TN2540-12G-TR Stock: 1,614 Can Dispatch Immediately On Order: 2,000 Expected 29/10/2026 3,000 Expected 5/11/2026 Factory Lead Time: 15 Weeks	Cut Tape HK$28.52 HK$18.58 HK$12.91 HK$11.01 Reel HK$10.11 HK$9.54 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 25 Amp 600 Volt TN2540-600G-TR STMicroelectronics 1: HK$24.33 1,835In Stock	Mfr. Part No. TN2540-600G-TR Mouser Part No 511-TN2540-600G-TR	STMicroelectronics	SCRs 25 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	1,835In Stock	Cut Tape HK$24.33 HK$15.78 HK$10.85 HK$8.80 Reel HK$8.47 HK$7.91 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
SCRs 25A SCRS TN2540-800G-TR STMicroelectronics 1: HK$24.41 1,958In Stock	Mfr. Part No. TN2540-800G-TR Mouser Part No 511-TN2540-800G-TR	STMicroelectronics	SCRs 25A SCRS Learn More about STMicroelectronics stm standard products	Datasheet	1,958In Stock	Cut Tape HK$24.41 HK$15.78 HK$10.93 HK$8.80 Reel HK$8.08 HK$7.93 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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