.hide-partial { max-height: none; } .show-more { display: none; }

Circuit Protection

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 1,346

Applied Filters:

Brand = Multiple Values

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 28 V TVS SM50T33AY STMicroelectronics 1: S/ 9.96 2,450In Stock	Mfr. Part # SM50T33AY Mouser Part # 511-SM50T33AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 28 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,450In Stock	Cut Tape S/ 9.96 S/ 6.66 S/ 5.45 S/ 4.90 Reel S/ 3.29 View S/ 3.93 S/ 3.50 S/ 2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 33 V TVS SM50T39AY STMicroelectronics 1: S/ 10.98 2,289In Stock	Mfr. Part # SM50T39AY Mouser Part # 511-SM50T39AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 33 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,289In Stock	Cut Tape S/ 10.98 S/ 6.97 S/ 5.45 S/ 4.90 Reel S/ 3.29 View S/ 3.93 S/ 3.50 S/ 2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI SM15T39CAY STMicroelectronics 1: S/ 7.36 31,986In Stock	Mfr. Part # SM15T39CAY Mouser Part # 511-SM15T39CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI Learn More about STMicroelectronics stmicro sm15ty transil	Datasheet	31,986In Stock	Cut Tape S/ 7.36 S/ 4.71 S/ 3.51 S/ 3.14 Reel S/ 2.04 View S/ 2.48 S/ 2.25 S/ 1.93 S/ 1.81 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 22 V TVS for load dump in D2PAK LDP01-26AY STMicroelectronics 1: S/ 16.66 12,347In Stock	Mfr. Part # LDP01-26AY Mouser Part # 511-LDP01-26AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 22 V TVS for load dump in D2PAK	Datasheet	12,347In Stock	Cut Tape S/ 16.66 S/ 8.87 S/ 7.43 S/ 6.66 Reel S/ 5.53 View S/ 5.99 S/ 5.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes Automotive 600 W, 36 V TVS SM6F36AY STMicroelectronics 1: S/ 3.46 4,094In Stock 6,000Expected 11/2/2026	Mfr. Part # SM6F36AY Mouser Part # 511-SM6F36AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W, 36 V TVS Learn More about STMicroelectronics stm sm6fxay tvs diodes	Datasheet	4,094In Stock 6,000Expected 11/2/2026	Cut Tape S/ 3.46 S/ 1.57 S/ 1.38 S/ 1.05 Reel S/ 0.86 View S/ 0.923 S/ 0.611 S/ 0.537	Min.: 1 Mult.: 1 : 3,000
Triacs Overvoltage protected AC switch ACST310-8B STMicroelectronics 1: S/ 5.96 9,181In Stock	Mfr. Part # ACST310-8B Mouser Part # 511-ACST310-8B	STMicroelectronics	Triacs Overvoltage protected AC switch	Datasheet	9,181In Stock	S/ 5.96 S/ 3.66 S/ 2.41 S/ 1.89 View S/ 1.62 S/ 1.28 S/ 1.23	Min.: 1 Mult.: 1
Triacs 12 Amp 600 Volt BTA12-600SWRG STMicroelectronics 1: S/ 7.40 3,815In Stock	Mfr. Part # BTA12-600SWRG Mouser Part # 511-BTA12-600SW	STMicroelectronics	Triacs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	3,815In Stock	S/ 7.40 S/ 3.53 S/ 3.16 S/ 2.50 View S/ 2.13 S/ 2.06	Min.: 1 Mult.: 1
SCRs .025 SCRs P0109AL 5AA4 STMicroelectronics 1: S/ 3.27 9,259In Stock	Mfr. Part # P0109AL 5AA4 Mouser Part # 511-P0109AL5AA4	STMicroelectronics	SCRs .025 SCRs Learn More about STMicroelectronics stm standard products	Datasheet	9,259In Stock	Cut Tape S/ 3.27 S/ 2.28 S/ 1.49 S/ 1.12 Reel S/ 0.884 View S/ 1.01 S/ 0.868 S/ 0.779 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1500W 22V Bidirect SM15T22CA STMicroelectronics 1: S/ 6.66 3,433In Stock	Mfr. Part # SM15T22CA Mouser Part # 511-SM15T22CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500W 22V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	3,433In Stock	Cut Tape S/ 6.66 S/ 4.20 S/ 3.15 S/ 2.81 Reel S/ 1.59 View S/ 2.20 S/ 1.90 S/ 1.57 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500W 6.8V Bidirect SM15T6V8CA STMicroelectronics 1: S/ 6.93 7,074In Stock	Mfr. Part # SM15T6V8CA Mouser Part # 511-SM15T6V8CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500W 6.8V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	7,074In Stock	Cut Tape S/ 6.93 S/ 4.52 S/ 3.69 S/ 3.29 Reel S/ 1.93 View S/ 2.60 S/ 2.32 S/ 1.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T18CAY STMicroelectronics 1: S/ 6.54 4,071In Stock	Mfr. Part # SM6T18CAY Mouser Part # 511-SM6T18CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	4,071In Stock	Cut Tape S/ 6.54 S/ 4.28 S/ 3.49 S/ 2.99 Reel S/ 1.89 View S/ 2.43 S/ 2.30 S/ 1.88 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes HJ Temp Transil SMA6J40A-TR STMicroelectronics 1: S/ 4.09 7,077In Stock	Mfr. Part # SMA6J40A-TR Mouser Part # 511-SMA6J40A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes HJ Temp Transil Learn More about STMicroelectronics stm 600w tvs diode	Datasheet	7,077In Stock	Cut Tape S/ 4.09 S/ 1.88 S/ 1.66 S/ 1.28 Reel S/ 0.837 View S/ 1.22 S/ 1.12 S/ 0.833 S/ 0.786 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Uni SMA6T24AY STMicroelectronics 1: S/ 7.51 4,990In Stock	Mfr. Part # SMA6T24AY Mouser Part # 511-SMA6T24AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Uni Learn More about STMicroelectronics stmicro sma6ty automotive transil	Datasheet	4,990In Stock	Cut Tape S/ 7.51 S/ 4.79 S/ 3.59 S/ 3.27 Reel S/ 1.93 View S/ 2.57 S/ 2.25 S/ 2.14 S/ 1.75 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 10V Bidirect SMAJ10CA-TR STMicroelectronics 1: S/ 2.61 15,249In Stock	Mfr. Part # SMAJ10CA-TR Mouser Part # 511-SMAJ10CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 10V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	15,249In Stock	Cut Tape S/ 2.61 S/ 1.18 S/ 1.04 S/ 0.786 Reel S/ 0.67 View S/ 0.693 S/ 0.452 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 70V Bidirect SMAJ70CA-TR STMicroelectronics 1: S/ 2.61 14,545In Stock	Mfr. Part # SMAJ70CA-TR Mouser Part # 511-SMAJ70CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 70V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	14,545In Stock	Cut Tape S/ 2.61 S/ 1.16 S/ 0.852 S/ 0.658 Reel S/ 0.483 View S/ 0.592 S/ 0.553 S/ 0.452 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600W 10V Bidirect SMBJ10CA-TR STMicroelectronics 1: S/ 2.84 15,854In Stock	Mfr. Part # SMBJ10CA-TR Mouser Part # 511-SMBJ10CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 10V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	15,854In Stock	Cut Tape S/ 2.84 S/ 1.28 S/ 1.12 S/ 0.852 Reel S/ 0.67 View S/ 0.806 S/ 0.623 S/ 0.564 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 5000 W, 36 V TVS in SMC SMC50J36A STMicroelectronics 1: S/ 9.03 3,308In Stock	Mfr. Part # SMC50J36A Mouser Part # 511-SMC50J36A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 5000 W, 36 V TVS in SMC Learn More about STMicroelectronics stm smc50j tvs	Datasheet	3,308In Stock	Cut Tape S/ 9.03 S/ 5.80 S/ 4.40 S/ 3.93 Reel S/ 2.56 View S/ 3.13 S/ 2.90 S/ 2.33 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes TRANSIL SMCJ170A-TR STMicroelectronics 1: S/ 4.59 14,122In Stock	Mfr. Part # SMCJ170A-TR Mouser Part # 511-SMCJ170A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes TRANSIL Learn More about STMicroelectronics stm standard products	Datasheet	14,122In Stock	Cut Tape S/ 4.59 S/ 2.12 S/ 1.88 S/ 1.45 Reel S/ 1.18 View S/ 1.43 S/ 1.07 S/ 0.961 S/ 0.938 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs 20 A - 800 V 150Deg C T2035H-8T STMicroelectronics 1: S/ 9.54 3,549In Stock	Mfr. Part # T2035H-8T Mouser Part # 511-T2035H-8T	STMicroelectronics	Triacs 20 A - 800 V 150Deg C Learn More about STMicroelectronics stm t2035h 8 triacs	Datasheet	3,549In Stock	S/ 9.54 S/ 4.67 S/ 4.20 S/ 3.34 View S/ 3.08 S/ 2.93	Min.: 1 Mult.: 1
Triacs SNUBBERLESS 30 A TRIACS T3035H-6T STMicroelectronics 1: S/ 13.08 2,000In Stock	Mfr. Part # T3035H-6T Mouser Part # 511-T3035H-6T	STMicroelectronics	Triacs SNUBBERLESS 30 A TRIACS Learn More about STMicroelectronics stm t30xxh triacs	Datasheet	2,000In Stock	S/ 13.08 S/ 6.62 S/ 5.84 S/ 4.79 View S/ 4.48 S/ 4.20	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 15 V TVS SM50T18AY STMicroelectronics 1: S/ 11.05 2,468In Stock	Mfr. Part # SM50T18AY Mouser Part # 511-SM50T18AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 15 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,468In Stock	Cut Tape S/ 11.05 S/ 7.12 S/ 5.45 S/ 4.90 Reel S/ 3.29 View S/ 3.93 S/ 3.50 S/ 2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 18 V TVS SM50T21AY STMicroelectronics 1: S/ 11.05 2,490In Stock	Mfr. Part # SM50T21AY Mouser Part # 511-SM50T21AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 18 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,490In Stock	Cut Tape S/ 11.05 S/ 7.12 S/ 5.45 S/ 4.90 Reel S/ 3.29 View S/ 3.93 S/ 3.50 S/ 2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 16 V TVS SM50T19AY STMicroelectronics 1: S/ 11.05 2,400In Stock	Mfr. Part # SM50T19AY Mouser Part # 511-SM50T19AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 16 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,400In Stock	Cut Tape S/ 11.05 S/ 6.97 S/ 5.45 S/ 4.90 Reel S/ 3.29 View S/ 3.93 S/ 3.50 S/ 2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 70 V TVS SM50T82AY STMicroelectronics 1: S/ 11.48 2,260In Stock	Mfr. Part # SM50T82AY Mouser Part # 511-SM50T82AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 70 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,260In Stock	Cut Tape S/ 11.48 S/ 7.43 S/ 5.68 S/ 5.14 Reel S/ 3.45 View S/ 4.13 S/ 3.69 S/ 3.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500W 24V Unidirect SM15T24A STMicroelectronics 1: S/ 6.38 3,926In Stock	Mfr. Part # SM15T24A Mouser Part # 511-SM15T24A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500W 24V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	3,926In Stock	Cut Tape S/ 6.38 S/ 4.05 S/ 3.02 S/ 2.66 Reel S/ 1.56 View S/ 2.11 S/ 1.92 S/ 1.53 MouseReel Available	Min.: 1 Mult.: 1 : 2,500

Circuit Protection

Types of Circuit Protection

Applied Filters:

Customer Service Office

Company

Resources

Support