Newest Circuit Protection

Littelfuse 708 High Current SMD Fuses
Littelfuse 708 High Current SMD Fuses
03/30/2026
Designed for circuits expecting high fault current and have a solder‑less ceramic body construction.
Infineon Technologies Multi-Purpose Diodes for ESD Protection
Infineon Technologies Multi-Purpose Diodes for ESD Protection
03/27/2026
Offering the best protection in a small footprint, the diodes deliver superior ESD performance.
Stackpole Electronics NTC AEC-Q200 Thermistors
Stackpole Electronics NTC AEC-Q200 Thermistors
03/24/2026
AEC-Q200 qualified thick film NTC thermistors available in 0402, 0603, and 0805 chip sizes.
Vishay T3KN12CA thru T3KN100CA PAR® TVS
Vishay T3KN12CA thru T3KN100CA PAR® TVS
03/18/2026
TVSs are bidirectional, 3000W peak-pulse-power devices ideal for automated placement.
Vishay XFD11K XClampR® Transient Voltage Suppressors
Vishay XFD11K XClampR® Transient Voltage Suppressors
03/18/2026
Surface-mount bidirectional devices designed for high-temperature stability and high reliability.
Texas Instruments TVS2210 Flat-Clamp Surge Protection Device
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 I2R Indoor DIN-Rail DC Surge Protectors (SPDs)
Transtector I2R Indoor DIN-Rail DC Surge Protectors (SPDs)
03/09/2026
Protects critical equipment operating on a 48VDC electrical service.
Transtector DPR Indoor Data Surge Protectors (SPDs)
Transtector DPR Indoor Data Surge Protectors (SPDs)
03/09/2026
Uses SASD technology to protect critical equipment while remaining transparent to data throughput.
Transtector CPX Surge Protector 4-Position Chassis
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)
Transtector PBM Indoor POTS Data Surge Protectors (SPDs)
03/09/2026
Uses Sidactor technology to protect critical equipment in POTS protocol data networks.
Transtector APEX IMAX Panel-Mount AC Surge Protectors (SPDs)
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
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
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
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 CPX DIN-Rail Mounting Kit
Transtector CPX DIN-Rail Mounting Kit
03/09/2026
Mounting kit for the CPX 4-Port Chassis.
Transtector DR DIN-Rail AC Surge Protectors (SPDs)
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
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)
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 ACP AC Surge Protectors (SPDs)
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
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)
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 ALPU Outdoor Gigabit Ethernet Surge Protectors
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
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
Diotec Semiconductor TPSMA6L20A-AQ TVS Diode
Diotec Semiconductor TPSMA6L20A-AQ TVS Diode
03/06/2026
AEC‑Q101 qualified unidirectional diode built in compact SMAF (DO‑221AC) low‑profile package.
Littelfuse Sx4340L TVS Diode Arrays
Littelfuse Sx4340L TVS Diode Arrays
03/05/2026
Offers 0.55pF ultra-low capacitance in a space-saving SOD882 package.
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