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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.
Board Mount Surge Protectors 8V 75A Bidirect SMP75-8 STMicroelectronics 1: HK$9.29 8,035In Stock 5,000Expected 25/1/2027	Mfr. Part No. SMP75-8 Mouser Part No 511-SMP75-8	STMicroelectronics	Board Mount Surge Protectors 8V 75A Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	8,035In Stock 5,000Expected 25/1/2027	Cut Tape HK$9.29 HK$5.16 HK$3.45 HK$2.73 Reel HK$2.20 View HK$2.48 HK$2.01 HK$1.95 HK$1.89 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Board Mount Surge Protectors 270V 50uA Bidirect SMTPA270 STMicroelectronics 1: HK$7.32 7,354In Stock	Mfr. Part No. SMTPA270 Mouser Part No 511-SMTPA270	STMicroelectronics	Board Mount Surge Protectors 270V 50uA Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	7,354In Stock	Cut Tape HK$7.32 HK$4.58 HK$2.98 HK$2.29 Reel HK$1.81 View HK$2.06 HK$1.59 HK$1.45 HK$1.41 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Board Mount Surge Protectors Power Line Surge 6V to 36V 300mA SPT02-236DDB STMicroelectronics 1: HK$11.01 4,560In Stock	Mfr. Part No. SPT02-236DDB Mouser Part No 511-SPT02-236DDB	STMicroelectronics	Board Mount Surge Protectors Power Line Surge 6V to 36V 300mA	Datasheet	4,560In Stock	Cut Tape HK$11.01 HK$6.92 HK$4.57 HK$3.76 Reel HK$2.89 View HK$3.24 HK$2.67 HK$2.55 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V STIEC45-26AS STMicroelectronics 1: HK$30.50 3,987In Stock	Mfr. Part No. STIEC45-26AS Mouser Part No 511-STIEC45-26AS	STMicroelectronics	ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V	Datasheet	3,987In Stock	Cut Tape HK$30.50 HK$19.89 HK$15.37 HK$13.89 Reel HK$9.62 View HK$11.34 HK$10.77 HK$9.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V STIEC45-30AS STMicroelectronics 1: HK$31.56 4,535In Stock	Mfr. Part No. STIEC45-30AS Mouser Part No 511-STIEC45-30AS	STMicroelectronics	ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V	Datasheet	4,535In Stock	Cut Tape HK$31.56 HK$20.63 HK$15.95 HK$14.47 Reel HK$10.03 View HK$11.75 HK$11.01 HK$9.45 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V STIEC45-33AS STMicroelectronics 1: HK$30.50 5,464In Stock	Mfr. Part No. STIEC45-33AS Mouser Part No 511-STIEC45-33AS	STMicroelectronics	ESD Protection Diodes / TVS Diodes Transil IEC 61000 500A 24V to 33V	Datasheet	5,464In Stock	Cut Tape HK$30.50 HK$19.89 HK$15.37 HK$13.89 Reel HK$9.62 View HK$11.34 HK$10.77 HK$9.54 HK$9.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 12 Amp 600 Volt T1235-600G-TR STMicroelectronics 1: HK$17.34 5,216In Stock	Mfr. Part No. T1235-600G-TR Mouser Part No 511-T1235-600G-TR	STMicroelectronics	Triacs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	5,216In Stock	Cut Tape HK$17.34 HK$11.10 HK$7.14 HK$5.67 Reel HK$5.03 View HK$4.59 HK$4.27 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 16 Amp 600 Volt T1635-600G STMicroelectronics 1: HK$15.78 2,756In Stock	Mfr. Part No. T1635-600G Mouser Part No 511-T1635-600G	STMicroelectronics	Triacs 16 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	2,756In Stock	HK$15.78 HK$7.55 HK$5.33 HK$4.41	Min.: 1 Mult.: 1
Triacs 18 A Snubberless logic standard TRI T1635-800G-TR STMicroelectronics 1: HK$19.97 9,862In Stock 9,000Expected 7/12/2026	Mfr. Part No. T1635-800G-TR Mouser Part No 511-T1635-800G-TR	STMicroelectronics	Triacs 18 A Snubberless logic standard TRI	Datasheet	9,862In Stock 9,000Expected 7/12/2026	Cut Tape HK$19.97 HK$12.74 HK$8.63 HK$6.95 Reel HK$6.29 View HK$5.70 HK$5.48 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs Hi temp 16A Triacs T1635H-6G-TR STMicroelectronics 1: HK$20.22 4,490In Stock 10,000Expected 7/12/2026	Mfr. Part No. T1635H-6G-TR Mouser Part No 511-T1635H-6G-TR	STMicroelectronics	Triacs Hi temp 16A Triacs Learn More about STMicroelectronics stm h series triacs	Datasheet	4,490In Stock 10,000Expected 7/12/2026	Cut Tape HK$20.22 HK$12.99 HK$8.88 HK$7.49 Reel HK$6.36 View HK$6.26 HK$6.03 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs Hi temp 16A Triacs T1635H-6I STMicroelectronics 1: HK$20.96 3,089In Stock	Mfr. Part No. T1635H-6I Mouser Part No 511-T1635H-6I	STMicroelectronics	Triacs Hi temp 16A Triacs Learn More about STMicroelectronics stm h series triacs	Datasheet	3,089In Stock	HK$20.96 HK$13.40 HK$9.12 HK$7.78 View HK$6.89 HK$6.51 HK$6.19	Min.: 1 Mult.: 1
Triacs Hi temp 16A Triacs T1635H-6T STMicroelectronics 1: HK$19.73 2,575In Stock	Mfr. Part No. T1635H-6T Mouser Part No 511-T1635H-6T	STMicroelectronics	Triacs Hi temp 16A Triacs Learn More about STMicroelectronics stm h series triacs	Datasheet	2,575In Stock	HK$19.73 HK$12.58 HK$8.38 HK$6.83 View HK$6.12 HK$5.72 HK$5.51	Min.: 1 Mult.: 1
Triacs 16 Amp 600 Volt T1650-600G-TR STMicroelectronics 1: HK$17.34 9,572In Stock 4,000Expected 23/11/2026	Mfr. Part No. T1650-600G-TR Mouser Part No 511-T1650-600G-TR	STMicroelectronics	Triacs 16 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	9,572In Stock 4,000Expected 23/11/2026	Cut Tape HK$17.34 HK$11.10 HK$7.30 HK$5.80 Reel HK$5.14 View HK$4.46 HK$4.36 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 20A Snubberless 600V 35mA T2035H-6I STMicroelectronics 1: HK$22.69 2,131In Stock 8,000Expected 7/12/2026	Mfr. Part No. T2035H-6I Mouser Part No 511-T2035H-6I	STMicroelectronics	Triacs 20A Snubberless 600V 35mA	Datasheet	2,131In Stock 8,000Expected 7/12/2026	HK$22.69 HK$14.55 HK$9.86 HK$8.38 View HK$7.42 HK$7.02 HK$6.76	Min.: 1 Mult.: 1
Triacs 20A 800V 150°C D²PAK Snubberless T-Series Triac T2035T-8G STMicroelectronics 1: HK$19.65 2,259In Stock	Mfr. Part No. T2035T-8G Mouser Part No 511-T2035T-8G	STMicroelectronics	Triacs 20A 800V 150°C D²PAK Snubberless T-Series Triac	Datasheet	2,259In Stock	HK$19.65 HK$12.49 HK$8.38 HK$6.83 View HK$6.12 HK$5.72 HK$5.44	Min.: 1 Mult.: 1
Triacs 20A 800V 150°C D²PAK Snubberless T-Series Triac T2035T-8G-TR STMicroelectronics 1: HK$19.65 9,376In Stock 5,000Expected 30/10/2026	Mfr. Part No. T2035T-8G-TR Mouser Part No 511-T2035T-8G-TR	STMicroelectronics	Triacs 20A 800V 150°C D²PAK Snubberless T-Series Triac Learn More about STMicroelectronics stm snubberless triacs	Datasheet	9,376In Stock 5,000Expected 30/10/2026	Cut Tape HK$19.65 HK$12.49 HK$8.38 HK$6.83 Reel HK$6.12 View HK$5.72 HK$5.44	Min.: 1 Mult.: 1 : 1,000
Triacs 25 Amp 600 Volt T2535-600G STMicroelectronics 1: HK$47.92 1,512In Stock	Mfr. Part No. T2535-600G Mouser Part No 511-T2535-600G	STMicroelectronics	Triacs 25 Amp 600 Volt	Datasheet	1,512In Stock	HK$47.92 HK$31.40 HK$23.43 HK$19.56 View HK$18.17 HK$17.02	Min.: 1 Mult.: 1
Triacs 25 Amp 600 Volt T2535-600G-TR STMicroelectronics 1: HK$25.65 6,837In Stock	Mfr. Part No. T2535-600G-TR Mouser Part No 511-T2535-600G-TR	STMicroelectronics	Triacs 25 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	6,837In Stock	Cut Tape HK$25.65 HK$16.52 HK$11.34 HK$9.29 Reel HK$8.47 View HK$8.09 HK$7.98 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 25A Std Snuberless Traics T2535-800G STMicroelectronics 1: HK$41.68 1,075In Stock	Mfr. Part No. T2535-800G Mouser Part No 511-T2535-800G	STMicroelectronics	Triacs 25A Std Snuberless Traics Learn More about STMicroelectronics stm standard products	Datasheet	1,075In Stock	HK$41.68 HK$27.29 HK$20.30 HK$17.02 View HK$15.78 HK$14.80	Min.: 1 Mult.: 1
Triacs 25 A - 800 V - T-Series Triac in D2PAK T2535T-8G-TR STMicroelectronics 1: HK$21.13 2,940In Stock 3,000Expected 7/12/2026	Mfr. Part No. T2535T-8G-TR Mouser Part No 511-T2535T-8G-TR	STMicroelectronics	Triacs 25 A - 800 V - T-Series Triac in D2PAK Learn More about STMicroelectronics stm t2535t 25a 800v triac	Datasheet	2,940In Stock 3,000Expected 7/12/2026	Cut Tape HK$21.13 HK$13.56 HK$9.21 HK$7.83 Reel HK$6.94 View HK$6.56 HK$6.23 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 1200V 25A Snubberless Triac T2550-12G-TR STMicroelectronics 1: HK$45.87 1,195In Stock	Mfr. Part No. T2550-12G-TR Mouser Part No 511-T2550-12G-TR	STMicroelectronics	Triacs 1200V 25A Snubberless Triac	Datasheet	1,195In Stock	Cut Tape HK$45.87 HK$30.00 HK$22.36 HK$18.74 Reel HK$17.43 HK$16.28 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Triacs 25 A , 1200 V , Snubberless in TO-220AB Ins. Triac T2550-12I STMicroelectronics 1: HK$45.79 3,910In Stock	Mfr. Part No. T2550-12I Mouser Part No 511-T2550-12I	STMicroelectronics	Triacs 25 A , 1200 V , Snubberless in TO-220AB Ins. Triac Learn More about STMicroelectronics stm t2550 12i triac	Datasheet	3,910In Stock	HK$45.79 HK$23.92 HK$21.78 HK$18.82	Min.: 1 Mult.: 1
Triacs 1200V 25A Snubberless Triac T2550-12T STMicroelectronics 1: HK$42.17 1,982In Stock	Mfr. Part No. T2550-12T Mouser Part No 511-T2550-12T	STMicroelectronics	Triacs 1200V 25A Snubberless Triac	Datasheet	1,982In Stock	HK$42.17 HK$27.62 HK$20.55 HK$17.26 View HK$16.03 HK$14.96	Min.: 1 Mult.: 1
Triacs 30 A - 600 V - 150 °C H-series Triacs T3035H-6G STMicroelectronics 1: HK$25.73 1,421In Stock 4,000On Order	Mfr. Part No. T3035H-6G Mouser Part No 511-T3035H-6G	STMicroelectronics	Triacs 30 A - 600 V - 150 °C H-series Triacs Learn More about STMicroelectronics stm t30xxh triacs	Datasheet	1,421In Stock 4,000On Order On Order Ship Dates Mfr. No: T3035H-6G Stock: 1,421 Can Dispatch Immediately On Order: 2,000 Expected 1/2/2027 2,000 Expected 15/2/2027 Factory Lead Time: 15 Weeks	HK$25.73 HK$16.69 HK$11.43 HK$9.54 View HK$8.88 HK$8.38	Min.: 1 Mult.: 1
Triacs 30 A - 600 V - 150 °C H-series Triacs T3035H-6G-TR STMicroelectronics 1: HK$25.73 2,765In Stock 15,000Expected 28/12/2026	Mfr. Part No. T3035H-6G-TR Mouser Part No 511-T3035H-6G-TR	STMicroelectronics	Triacs 30 A - 600 V - 150 °C H-series Triacs Learn More about STMicroelectronics stm t30xxh triacs	Datasheet	2,765In Stock 15,000Expected 28/12/2026	Cut Tape HK$25.73 HK$16.69 HK$11.51 HK$9.62 Reel HK$8.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

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