Manage Cookie Settings
To make the TTI.com experience more targeted and user-friendly, TTI.com (and selected third parties) use “cookies” on this website. This technology helps us gather statistical and analytical information for personalization purposes, but the choice to accept the cookies is always yours.
Necessary Cookies
Always ON
These cookies are necessary for our website to function and cannot be deactivated. As a rule, these cookies enable our website’s proper functioning and support critical features that you have requested such as the maintaining of your shopping cart and maintaining your session when you have logged in as a customer. Your browser can be set to block cookies or inform you of their use. Blocking these technical cookies will result in the website not functioning as intended.
Performance Cookies
These cookies allow us to understand how the website is being used and how it is performing so that we can make improvements to your experience. By allowing these cookies you help us understand which pages are most important, and which are less so and where work may need to be done to improve the speed or content of our pages. These cookies may be set by us, or they may be set by providers whose tools we use to help in our analysis.
Personalization Cookies
These cookies are used to make our website easier to use and more enjoyable. They allow us to display content tailored to the website pages you visit or products purchased, and allow us to provide you with conveniently related content based on your searches.
Marketing Cookies
These cookies enable us and other perspective vendors to show you advertisements of products and services that would be of interest to you. If you do not agree to the use of these cookies, you can still be shown relevant TTI advertising while on our websites.
Part of the TTI Family of Specialists
About TTI Contact Us
or
BOM Upload
  • Products
    • Circuit Protection
      Circuit Protection
      • Circuit Breakers & Accessories
      • Circuit Protection Kits
      • ESD Protection Diodes / TVS Diodes
      • Fuse Holders
      • Fuses
      • Gas Discharge Tubes - GDTs / Gas Plasma Arrestors
      • LED Protection Devices
      • Power Outlet Strips
      • Resettable Fuses
      • Thermistors - PTC
      • Surge Protective Devices - SPD
      • Thermal Cutoffs
      • Thermistors
      • Thyristors
      • Varistors - MOV & MLV
    • Connectors
      Connectors
      • Audio & Video Connectors
      • Automotive Connectors
      • Backplane Connectors
      • Board to Board & Mezzanine Connectors
      • Card Edge Connectors
      • Circular Connectors
      • D-Subminiature Connectors
      • Data Bus Components
      • FFC/FPC Connectors
      • Fiber Optic Connectors
      • Headers & Wire Housings
      • I/O Connectors
      • IC & Component Sockets
      • IEEE 1394 Connectors
      • Junction Systems
      • Lighting Connectors
      • Memory Connectors
      • MIL-Spec / MIL-Type
      • Modular / Ethernet Connectors
      • Pin & Socket Connectors
      • Power Connectors
      • RF Interconnects
      • Solar / Photovoltaic Connectors
      • Terminal Blocks
      • Terminals
      • USB Connectors
      • Unspecified Connectors
    • Discretes
      Discretes
      • Diodes & Rectifiers
      • Discrete & Power Modules
      • Thyristors - Diacs, Sidacs, SCRs & Triacs 
      • Transistors - FETs, Bipolars & IGBTs
    • Electromechanical
      Electromechanical
      • Audio Devices
      • Circuit Breakers
      • Encoders
      • Hardware
      • I/O Modules
      • Industrial Automation
      • Knobs & Dials
      • Motors & Drives
      • Printers
      • Relays
      • Switches
    • Embedded Solutions
      Embedded Solutions
      • Computing
      • Display Modules
      • Engineering Tools
      • Ethernet & Communication Modules
      • Interface Modules
      • Memory & Data Storage
      • Memory Modules
      • Modules Accessories
      • Other Modules
      • Power Management Modules
      • Sensor Modules
      • RF / Wireless Modules
    • Enclosures
      Enclosures
      • Enclosures for Industrial Automation
      • Enclosures for Single Board Computing
      • Enclosures, Boxes, & Cases
      • Racks & Cabinets
    • Industrial Automation
      Industrial Automation
      • Circuit Breakers
      • Contactors & Relays
      • Controllers
      • Enclosures & Racks
      • Field I/O
      • HMI & Industrial PCs
      • Lighting & Indication
      • Motors & Motor Drives
      • Network & Communications
      • Panel Meters
      • Power Products
      • Pushbuttons & Electromechanical Switches
      • Robotics
      • Sensors & Transducers
      • Solenoids & Actuators
      • Terminal Blocks & Connectors
      • Tools
      • Wire & Cable Assemblies
      • Wire & Cable Management
    • Optoelectronics
      Optoelectronics
      • Backlighting Components
      • Cameras & Accessories
      • Displays
      • Drivers
      • Fiber Optics
      • Infrared Data Communications
      • Lamps & Holders
      • Lasers
      • LEDs
      • LED Indication
      • LED Lighting
      • Optical Detectors & Sensors
      • Optical Switches
      • Optocouplers / Photocouplers
    • Passive Components
      Passive Components
      • Antennas
      • Antenna Accessories
      • Audio & Signal Transformers
      • Capacitors
      • EMI Filters / EMI Suppression
      • Encoders
      • Ferrites
      • Filters
      • Frequency Control & Timing Devices
      • Inductors, Chokes & Coils
      • Potentiometers, Trimmers & Rheostats
      • Resistors
      • Signal Conditioning
      • Thermistors - NTC
      • Thermistors - PTC
      • Varistors
    • Power
      Power
      • AC Power Cords
      • AC Power Entry Modules
      • AC Power Plugs & Receptacles
      • Batteries
      • Battery Chargers
      • Battery Holders, Clips & Contacts
      • DC/DC Converters
      • DC Power Connectors
      • DC Power Cords
      • Power Condition
      • Power Management ICs
      • Power Supplies
      • Redundancy Modules
      • Solar Panels & Solar Cells
      • Supercapacitors
      • Transformers
    • RF Wireless
      RF Wireless
      • Antennas & Accessories
      • Ethernet Communication Modules
      • NFC/RFID Solutions
      • RF/Wireless Development Tools
      • RF Cables & Connectors
      • RF Capacitors
      • RF Inductors
      • RF Integrated Circuits
      • RF Relays
      • RF Resistors
      • RF Test Equipment
      • RF Transistors
      • Wireless Charging
      • Wireless Modules
    • Sensors
      Sensors
      • Audio Sensors
      • Biometric Sensors
      • Capacitive Touch Sensors
      • Current Sensors
      • Encoders
      • Environmental Sensors
      • Flow Sensors
      • Force Sensors & Load Cells
      • Linear Displacement Sensors
      • Liquid Level Sensors
      • Magnetic Sensors
      • Motion & Position Sensors
      • Optical Sensors
      • Pressure Sensors
      • Proximity Sensors
      • Sensor Hardware & Accessories
      • Temperature Sensors
    • Semiconductors
      Semiconductors
      • Amplifier ICs
      • Audio ICs
      • Clock & Timer ICs
      • Communication & Networking ICs
      • Counter ICs
      • Data Converter ICs
      • Discrete Semiconductors
      • Driver ICs
      • Embedded Processors & Controllers
      • Interface ICs
      • Logic ICs
      • Memory ICs
      • Multimedia ICs
      • Power Management ICs
      • Switch ICs
      • Wireless & RF Integrated Circuits
    • Test & Measurement
      Test & Measurement
      • Analyzers
      • Attenuators - Interconnects
      • Calibration Equipment
      • Calibration, Warranties, & Service Plans
      • Component Testers
      • Counters & Tachometers
      • Datalogging & Acquisition
      • Environmental Test Equipment
      • Fiber Optic Testing
      • Multimeters & Voltmeters
      • Panel Meters
      • Test Equipment Accessories
      • Test Equipment Power Cords
      • Thermal Imaging Cameras
      • Timers
    • Thermal Management
      Thermal Management
      • Fans & Blowers
      • Heat Sinks
      • Heat Sinks - LED
      • Temperature Sensors
      • Thermal Cutoffs
      • Thermal Interface Products
      • Thermistors
    • Tools & Supplies
      Tools & Supplies
      • Adhesive Tapes
      • Anti-Static Control Products
      • Chemicals
      • Labels & Industrial Warning Signs
      • Prototyping Products
      • Storage Boxes & Cases
      • Soldering
      • Tools
    • Wire & Cable
      Wire & Cable
      • Cable Assemblies
      • Coaxial Cables
      • FFC/FPC Jumper Cables
      • Fiber Optic
      • Flat Cables
      • Hook-up Wire
      • Multi-Conductor & Paired Cables
      • Wire Protection & Management
    • View All
  • Technical Resources
  • Manufacturers
  • Services & Tools
  • About TTI
  • Contact Us
Order Status
My Support
Help Center

Invalid Input

Please enter at least three characters in the Part Search field.

  • Home
  • All Products
  • Circuit Protection

TDK - Circuit Protection

9,969 Results

Categories of Circuit Protection

  • Circuit Protection Kits (32)
  • ESD Protection Diodes / TVS Diodes (38)
  • Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,347)
  • Surge Protective Devices - SPD (23)
  • Thermistors (4,444)
  • Varistors (4,085)
9,969 Results
Filtered By:

Download Table

Select how many results you would like to download.
This information is also available using our search API

Part
Availability
Purchasing
RoHS/Lead
Part # Aliases
Datasheet
Mfr: B72214S2321K101
TTI: B72214S2321K101
TDK
Availability:

17,000In Stock

22,000 On Order
Expected 10-Dec-26
Varistors 320VAC 10% 14mm AdvanceD

17,000In Stock

22,000 On Order
Expected 10-Dec-26
Tariff May Apply
Please adjust quantity to Min / Mult value
S14K320E2
Datasheet
Mfr: B72220S2131K101
TTI: B72220S2131K101
TDK
Availability:

800In Stock

Varistors 130VAC 10% 20mm AdvanceD

800In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
S20K130E2
Datasheet
Mfr: B72210S0400K101
TTI: B72210S0400K101
TDK
Availability:

6,000In Stock

Varistors 40VAC 10% 10mm StandarD

6,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72210S400K101
Datasheet
Mfr: B72210S0500K101
TTI: B72210S0500K101
TDK
Availability:

10,500In Stock

Varistors 50VAC 10% 10mm StandarD

10,500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72210S500K101
Datasheet
Mfr: B59421A0135A062
TTI: B59421A0135A062
TDK
Availability:

140,000In Stock

260,000 On Order
Expected 10-Feb-27
PTC Thermistors 0402 470ohms 135C Temperature Sensor

140,000In Stock

260,000 On Order
Expected 10-Feb-27
Tariff May Apply
Please adjust quantity to Min / Mult value
B59421A135A62
Datasheet
Mfr: B57862L0102F000
TTI: B57862L0102F000
TDK
Availability:

20In Stock

NTC Thermistors L862/1k/F 1%

20In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57862L
102F
Datasheet
Mfr: B72220S0461K101
TTI: B72220S0461K101
TDK
Availability:

2,000In Stock

Varistors 460VAC 10% 20mm StandarD

2,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72220S461K101
Datasheet
Mfr: B72650M0300K072
TTI: B72650M0300K072
TDK
Availability:

8,000In Stock

Varistors 30VAC 10% 3225mm

8,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72650M300K72
Datasheet
Mfr: B72650M0301K093
TTI: B72650M0301K093
TDK
Availability:

1,000In Stock

Varistors 300VAC 10% 3225mm

1,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72650M301K93
Datasheet
Mfr: B72540E0400K062
TTI: B72540E0400K062
TDK
Availability:

24,000In Stock

Varistors 2220 40Vrms 1000A

24,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72540E400K62
Datasheet
Mfr: B88069X8650B502
TTI: B88069X8650B502
TDK
Availability:

1,500In Stock

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T23-A90X

1,500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: B72220S2511K101
TTI: B72220S2511K101
TDK
Availability:

400In Stock

Varistors 510VAC 10% 20mm AdvanceD

400In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
S20K510E2
Datasheet
Mfr: B59641A0145A062
TTI: B59641A145A62
TDK
Availability:

192,000In Stock

PTC Thermistors 0603 470ohms 145C Temperature Sensor

192,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B59641A
145A
62
B59641A0145A062
Datasheet
Mfr: B57540G1103F000
TTI: B57540G1103F000
TDK
Availability:

280In Stock

NTC Thermistors G1540/ 10 K/ 1% NTC Thermistor

280In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57540G1103F
Datasheet
Mfr: B72214P2351K101
TTI: B72214P2351K101
TDK
Availability:

12,000In Stock

Varistors 350VAC 10% 14mm MP AdvanceD

12,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: B72500T0250K060
TTI: B72500T0250K060
TDK
Availability:

12,000In Stock

Varistors 0603 25V 30A 300mJ

12,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72500T250K60
Datasheet
Mfr: B72210S0381K101
TTI: B72210S0381K101
TDK
Availability:

14,000In Stock

Varistors 385VAC 10% 10mm StandarD

14,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72210S381K101
Datasheet
Mfr: B72214S0621K101
TTI: B72214S0621K101
TDK
Availability:

9,250In Stock

Varistors 625VAC 10% 14mm StandarD

9,250In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72214S621K101
Datasheet
Mfr: B88069X4180B502
TTI: B88069X4180B502
TDK
Availability:

1,000In Stock

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors ES300XP

1,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: B59753C0120A070
TTI: B59753C0120A070
TDK
Availability:

500In Stock

PTC Thermistors 440AC,620DC,120oHMS PTC Thermistor

500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B59753C120A70
Datasheet
Mfr: B88069X2673T253
TTI: B88069X2673T253
TDK
Availability:

12,500In Stock

20,000 On Order
Expected 17-Feb-27
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 600V 25% 2A S30-A600XS

12,500In Stock

20,000 On Order
Expected 17-Feb-27
Tariff May Apply
Please adjust quantity to Min / Mult value
B88069X2673T203
Datasheet
Mfr: B74121G0050M060
TTI: B74121G0050M060
TDK
Availability:

40,000In Stock

ESD Protection Diodes / TVS Diodes 5VDC 24kV 8A@8/20us 12pF 2nA@3.3V

40,000In Stock

Please adjust quantity to Min / Mult value
B74121G50M60
Datasheet
Mfr: NTCG104KF104FT1
TTI: NTCG104KF104FT1
TDK
Availability:

10,000In Stock

NTC Thermistors THERMISTOR, NTC 100K OHM, 1%, 0402

10,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCG104KF104FT1
-
Datasheet
Mfr: B57236S0121M000
TTI: B57236S0121M000
TDK
Availability:

9,500In Stock

Inrush Current Limiters S 236/120/M NTC Thermistor

9,500In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57236S121M
Datasheet
Mfr: B72530E0250K062
TTI: B72530E0250K062
TDK
Availability:

2,000In Stock

Varistors 1210 25Vrms 300A

2,000In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72530E250K62
  • ...
  • 4
  • 5
  • 6
  • ...

Incoming Inventory

Mfr
TTI
Stock Can ship immediately
On Order
Additional Stock Lead Time Weeks

Alternative Packaging

This part is also available in the following packaging:

Selected Part
TTI Part #Mfr. Part #PackagingPackage / CaseAvailabilityPriceMinMult
Not Assigned
Alternative Packaging Parts
TTI Part #Mfr. Part #PackagingPackage / CaseAvailabilityPriceMinMult

No Parts Selected

Please select one or more parts to use this service.

RoHS/Lead

RoHS Compliance

RoHS Compliant

Hazardous material content for substances listed in the RoHS Directive are within the limits defined in EU Directive 2011/65/EC and relevant amendments.

RoHS Non-Compliant

Hazardous material content for substances listed in RoHS directive exceed the allowable limits defined in the EU Directive 2011/65/EC and relevant amendments.

RoHS Yes Per Exemption

The part number listed has an allowable exemption as defined in the EU Directive 2011/65/EC and relevant amendments,2002/525/EC

RoHS Compliance: In Transition

In Transition This means that our inventory of this part number is presently not RoHS Compliant, however, the manufacturer will be shipping RoHS: Compliant to TTI in the future. This occurs when the manufacturer has decided not to change their part number to indicate RoHS Compliance. Contact TTI to determine the date that the RoHS: Compliant version of this product will be available.

Call to Verify

The part number is still in transition or TTI needs to contact the factory for the current status. Call TTI for help at .

Lead (Pb)

Lead Free

Pb Free

The Pb content of the termination material contains less than .1% by weight as referenced in JEDEC JESD97, paragraph 3.5 . Reference document is EU Commission Decision2002/525/EC, Annex II Notes- from ELV Directive2000/53/EC.

Contains Lead

Contains Pb

The Pb content of the termination material contains > .1% Pb by weight as referenced in JEDEC JESD97, paragraph 3.5. Reference document is EU Commission Decision2002/525/EC, Annex II Notes- from ELV Directive2000/53/EC.

Call to Verify

The part number is still in transition or TTI needs to contact the factory for the current status. Call TTI for help at .

Customer Support
  • Help Center
  • Shipping & Handling
  • Returns
  • Tariff Updates
  • Contact Information
  • Internet Sales: (877) 645-4884
  • Branch Sales: (800) 225-5884
About Us
  • Who We Are
  • Careers
  • Company
  • Family of Specialists
  • Berkshire Hathaway
  • Press Releases
  • Sustainability
  • Quality
Products
  • Lead Time Trends
  • Literature
  • New Products
  • Product Types
Our Services
  • Order Status
  • Buy on Account (ezBuy)
  • Digital Invoicing (ezBill)
  • Project List
  • Quote Request
Connect with Us
  • Email Subscribe
  • Facebook
  • Instagram
  • X
  • Youtube
  • Linkedin
  • TTI Global
  • TTI Asia
  • TTI Europe
  • TTI Israel
  • ecia member
  • era
  • lora
  • mil std 790
  • iso 27001
  • iso 14001
  • intertek
  Privacy PolicyTerms of UseAPI Terms of ServiceAccessibility ISO RegistrationSitemapSearch
Login
Copyright © 2003- - TTI, Inc. All Rights Reserved. The Human Component™