Newest Circuit Protection

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Types of Circuit Protection

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Manufacturer = Littelfuse Return to the Products tab to modify your current filters.

Littelfuse SP1120-01WTG Unidirectional Discrete TVS Diode

03/09/2026

- Proprietary silicon avalanche technology and offers high ESD protection for electronic equipment.

Littelfuse Sx4340L TVS Diode Arrays

03/05/2026

- Offers 0.55pF ultra-low capacitance in a space-saving SOD882 package.

Littelfuse SC3402-02ETG ESD Protection Diode

02/23/2026

- Ultra-low capacitance ESD protection diode designed to safeguard high-speed data interfaces.

Littelfuse CMA160E1600HF Single Thyristor

02/06/2026

- High‑performance 160A, 1600V device featuring a planar passivated chip structure in PLUS247 package.

Littelfuse SM15KPA-HRA & SM30KPA-HRA High Reliability Diodes

01/13/2026

- Protects I/O interfaces, VCC bus, and other circuits in avionics, aviation, and eVTOL applications.

Littelfuse SP432x-01WTG TVS Diodes

01/08/2026

- Provide ultra-low capacitance, bidirectional, and a high level of protection.

Littelfuse AQ3118-02JTG Low-Capacitance TVS Diode Array

11/12/2025

- 2-ch protection against ESD and surges, 0.3pF I/O-to-I/O capacitance and 50nA leakage current @ 18V.

Littelfuse MXM MEGA® MIDI® Fuse Holders

10/23/2025

- High-current solution rated up to 120V/650A, with sliding tabs and interlocking pins.

Littelfuse AQ4324-01ETG Bidirectional TVS Diode

10/22/2025

- Provides high protection for single-channel electronic equipment susceptible to destructive ESD.

Littelfuse MCASE® 4-Way Fuse Holders

09/16/2025

- Compact, high-performance solutions designed to support up to four MCASE+® slotted cartridge fuses.

Littelfuse SZSMF6L Automotive TVS Diodes

08/29/2025

- Protects I/O interfaces, VCC bus & other vulnerable circuits in auto electronic applications.

Littelfuse 827 Series High Voltage Cartridge Fuses

07/18/2025

- High voltage of 800VDC automotive electronics fuses in through-hole and bolt-down versions.

Littelfuse Connected Drug Delivery Device Ecosystem Solutions

07/11/2025

- Wide portfolio of products that are used to build and enhance drug delivery systems.

Littelfuse DFNAK3 TVS Diodes

06/23/2025

- Offers 3kA surge current and IEC 61000-4-5 compliance in a compact, surface-mount package.

Littelfuse SC1230-01UTG TVS Diode

06/04/2025

- 22V, 60pF, 9A, unidirectional discrete TVS diode that provides general-purpose ESD protection.

Littelfuse SC1122-01ETG TVS Diode

06/04/2025

- 22V, 60pF, 9A, unidirectional discrete TVS diode that provides general-purpose ESD protection.

Littelfuse 5.0SMDJ-FB TVS Diodes

05/21/2025

- Designed specifically to protect sensitive electronic equipment from voltage transient events.

Littelfuse Px0S3H High Surge Current SIDACtor Thyristor

05/02/2025

- Engineered to provide robust overvoltage protection in high-exposure environments.

Littelfuse LX5 0.5A Sensitive-Gate TRIAC

04/25/2025

- A bidirectional solid-state switch series that offers a direct interface to microprocessor drivers.

Littelfuse Sxx30x SCR Thyristors

04/09/2025

- For applications such as solid-state relays, industrial power tools, & high-power motor control.

Littelfuse 415 Series SMT Fuses

02/25/2025

- Offers a compact size of 15mm x 5mm, a 227V rated voltage, and a 1A to 6.3A current range.

Littelfuse SJ Gas Discharge Tubes

02/18/2025

- Features high 3KA to 5KA surge ratings in a miniature package.

Littelfuse Pxx00S3G-A SIDACtor® Protection Thyristors

01/28/2025

- Designed to protect AC power lines located in hostile environments from overvoltage transients.

Littelfuse SMF Ultra Low Voltage TVS Diodes

01/20/2025

- Designed to protect sensitive electronic equipment from voltage transients induced by lightning.

Littelfuse xEV Power Train Solutions

01/07/2025

- Wide portfolio of xEV Power Train Solutions that are suitable for automotive environments.

Viewing: 1 - 25 of 119

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Texas Instruments TVS2210 Flat-Clamp Surge Protection Device

03/12/2026

- Designed to robustly shunt up to 25A of fault current to protect from transients or lightning.

Transtector APEX IMAX Panel-Mount AC Surge Protectors (SPDs)

03/09/2026

- Uses MOV or SASD + MOV hybrid technology to protect critical equipment.

Transtector DC DEFENDER Outdoor Clamshell DC Surge Protectors

03/09/2026

- Clamshell-style SPDs that protect critical equipment that operates on a 48VDC electrical service.

Transtector ALPU Outdoor 10/100 Base-T Data Surge Protectors

03/09/2026

- Protects critical equipment in 10/100 Base-T Ethernet/PoE or PoE+ protocol data networks.

Bourns GDT225HE High Energy Gas Discharge Tube Arrestors

03/09/2026

- Offers a 2000VDC breakdown voltage, 100A follow-on current, and 1GΩ minimum insulation resistance.

Transtector ALPU Outdoor Gigabit Ethernet Surge Protectors

03/09/2026

- Uses SASD technology to protect critical equipment in Gigabit Ethernet/PoE data networks.

Transtector ALPU Outdoor GbE PoE++ Data Surge Protectors

03/09/2026

- Uses SASD/GDT technology to protect critical equipment in Gigabit Ethernet/PoE++ data networks

Transtector DR DIN-Rail AC Surge Protectors (SPDs)

03/09/2026

- DIN-rail devices that use SASD technology to protect critical equipment.

Littelfuse SP1120-01WTG Unidirectional Discrete TVS Diode

03/09/2026

- Proprietary silicon avalanche technology and offers high ESD protection for electronic equipment.

Transtector THUNDERBOLT Outdoor Data Surge Protectors (SPDs)

03/09/2026

- Uses GDT, TBU, or SASD technology to protect equipment in 10/1000 Base-T or Gigabit networks.

Transtector CPX DIN-Rail Mounting Kit

03/09/2026

- Mounting kit for the CPX 4-Port Chassis.

Transtector ACP AC Surge Protectors (SPDs)

03/09/2026

- Hard-wired or plug-in AC SPDs that use SASD technology to protect critical equipment.

Transtector ALPU Surge Protector (SPD) Kits & Accessories

03/09/2026

- Mounting kits for ALPU SASD technology SPDs and an ALPU-TSU Replacement PCB Assembly.

Transtector I2R DIN-Rail AC Surge Protectors (SPDs)

03/09/2026

- UL1449 4th Ed. DIN-rail devices providing effective protection against electrical transient surges.

Transtector DPR Indoor Data Surge Protectors (SPDs)

03/09/2026

- Uses SASD technology to protect critical equipment while remaining transparent to data throughput.

Transtector I2R Indoor DIN-Rail DC Surge Protectors (SPDs)

03/09/2026

- Protects critical equipment operating on a 48VDC electrical service.

Transtector CPX Surge Protector 4-Position Chassis

03/09/2026

- Multi-port chassis for CPX Data Surge Protectors

Transtector PBM Indoor POTS Data Surge Protectors (SPDs)

03/09/2026

- Uses Sidactor technology to protect critical equipment in POTS protocol data networks.

Diotec Semiconductor TPSMA6L20A-AQ TVS Diode

03/06/2026

- AEC‑Q101 qualified unidirectional diode built in compact SMAF (DO‑221AC) low‑profile package.

Transtector CPX Indoor Data Surge Protectors (SPDs)

03/05/2026

- TBU/GDT or SASD/MOV/GDT technology to protect critical equipment in T1/E1 or Gigabit networks.

Vishay PPTC Resettable Fuses

03/05/2026

- Provides a fast response to overcurrent and low resistance, resulting in minimal voltage drop.

Transtector CPX DC Defender 24V & 48V SPD Modules

03/05/2026

- Uses SASD technology to protect critical equipment that operates on a 24V or 48V electrical service.

Transtector TSJ Ground Bar Accessory

03/05/2026

- Designed for use with TSJ Indoor Data Surge Protectors (SPDs).

Littelfuse Sx4340L TVS Diode Arrays

03/05/2026

- Offers 0.55pF ultra-low capacitance in a space-saving SOD882 package.

Transtector TSJ Indoor Data Surge Protectors (SPDs)

03/05/2026

- Uses SASD or GDT technology to protect data lines up to 10GbE in critical equipment.

Viewing: 1 - 25 of 510

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