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
Hello {{accountJson.data.firstName}}
Sign in
{{accountJson.data.ttiPlusRewardsLevel}} My Account Account Account {{selectedAccount.accountNumber}} {{selectedAccount.accountNumber}}
  • Rewards: {{rewardCredit | currency}}
  • Your Services
  • ezBuy
  • ezBuy
  • ezBuy ezBuy
  • ezReview
  • ezReview ezReview
  • ezBill
  • Quote Request
  • Project List
  • Control Tower
  • Your Accounts
  • Empty your cart to change accounts
  • My TTI Profile Update Profile
  • Sign out
Order Status
{{cartInfo.cartPartsCount}} 0
Hello {{accountJson.data.firstName}}
Hello {{accountJson.data.firstName}}
Hello, Sign in
  • 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
      • Standard Electrical
    • 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
  • Internet Sales / Support
  • (877) 645-4884
  • Email Internet Sales
  • Your Local Branch
  • (800) 225-5884
  • {{accountJson.data.customer[0].supportTeam.isr.firstName}} {{accountJson.data.customer[0].supportTeam.isr.lastName}}
  • {{accountJson.data.customer[0].supportTeam.isr.title}}
  • {{accountJson.data.customer[0].supportTeam.isr.phone}}
  • Email Rep
  • {{accountJson.data.customer[0].supportTeam.osr.firstName}} {{accountJson.data.customer[0].supportTeam.osr.lastName}}
  • {{accountJson.data.customer[0].supportTeam.osr.title}}
  • {{accountJson.data.customer[0].supportTeam.osr.phone}}
  • Email Rep
  • Email Both Reps
  • {{selectedAccount.supportTeam.isr.firstName}} {{selectedAccount.supportTeam.isr.lastName}}
  • {{selectedAccount.supportTeam.isr.title}}
  • {{selectedAccount.supportTeam.isr.phone}}
  • Email Rep
  • {{selectedAccount.supportTeam.osr.firstName}} {{selectedAccount.supportTeam.osr.lastName}}
  • {{selectedAccount.supportTeam.osr.title}}
  • {{selectedAccount.supportTeam.osr.phone}}
  • Email Rep
    Email Both Reps
Help Center

Online Tools & Services

Sorry! You do not have access to this Online Service on account: {{appAccount.accountNumber}}

No Accounts Found

Please choose from the following accounts that have access.

{{account.accountDisplayData}}
No Accounts Have Access.
Please Click Here to find out more about ezReview.

Sorry! You do not have access to this Online Service on account: {{selectedAccount.accountNumber}}

No Accounts Found

The {{serviceName}} Application is Currently Unavailable.

Please choose from the following accounts that have access.

{{account.accountDisplayData}}
No Accounts Have Access. Please Click Here to find out more about ezBuy.
No Accounts Have Access. Please Click Here to find out more about ezBuy.
Your {{serviceName}} service cannot be accessed at this time because your shopping cart is "locked" to a TTI Account that is not in your {{serviceName}} profile. This probably happened because your cart contains one or more parts with discounted prices.

To regain access to ezBuy, please clear your cart by submitting an order or by removing those parts with discounted prices.

If you have any other questions please call your TTI Sales Representative.

Shopping Cart is locked to:
{{selectedAccount.accountNumber}}
{{selectedAccount.billingAddress.name}}
{{selectedAccount.billingAddress.streetAddress}}
{{selectedAccount.billingAddress.city}}, {{selectedAccount.billingAddress.state.stateShortName}} {{selectedAccount.billingAddress.zip}}
{{selectedAccount.billingAddress.country.countryShortName}}

My Support Team

  • {{supportModalInfo.firstName}} {{supportModalInfo.lastName}}
  • {{supportModalInfo.title}}
  • {{supportModalInfo.branch}}
  • {{supportModalInfo.phone}}
  • {{supportModalInfo.email}}
  • {{supportModalInfoTwo.firstName}} {{supportModalInfoTwo.lastName}}
  • {{supportModalInfoTwo.title}}
  • {{supportModalInfoTwo.branch}}
  • {{supportModalInfoTwo.phone}}
  • {{supportModalInfoTwo.email}}
Email: {{supportModalInfo.email}}

Send Quick Message

Email Sent Successfully!


Failed to Send Email!


Send

Invalid Input

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

  • Home
  • All Products
  • Circuit Protection

TDK - Circuit Protection

9,906 Results

Categories of Circuit Protection

  • Circuit Protection Kits (32)
  • ESD Protection Diodes / TVS Diodes (37)
  • Gas Discharge Tubes - GDTs / Gas Plasma Arrestors (1,338)
  • Surge Protective Devices - SPD (22)
  • Thermistors (4,407)
  • Varistors (4,070)
9,906 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: B57504K0103A009
TTI: B57504K0103A009
TDK
Availability:

0In Stock

NTC Thermistors K504/10k/A9 2% NTC Therm Databook

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57504K103A9
Datasheet
Mfr: B57237S0509M051
TTI: B57237S0509M051
TDK
Availability:

0In Stock

Inrush Current Limiters S 237/5 M51

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57237S509M51
Datasheet
Mfr: B57352V5223J060
TTI: B57352V5223J060
TDK
Availability:

0In Stock

NTC Thermistors 0603 22K 5% B-4480 NTC

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57352V5223J60
Datasheet
Mfr: B57703M0103A018
TTI: B57703M0103A018
TDK
Availability:

0In Stock

Other Available Inventory
NTC Thermistors 10K OHM 2%

0In Stock

Other Available Inventory
Tariff May Apply
Please adjust quantity to Min / Mult value
B57703M103A18
Datasheet
Mfr: B72520E0200K062
TTI: B72520E0200K062
TDK
Availability:

0In Stock

Other Available Inventory
Varistors 1206 20Vrms 200A

0In Stock

Other Available Inventory
Tariff May Apply
Please adjust quantity to Min / Mult value
B72520E200K62
Datasheet
Mfr: B57236S0120M000
TTI: B57236S0120M000
TDK
Availability:

0In Stock

Inrush Current Limiters S 236/12 M

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57236S120M
Datasheet
Mfr: B72314S0321K101
TTI: B72314S0321K101
TDK
Availability:

0In Stock

Varistors 14mm, 325Vac, 10%, Compact Series

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72314S321K101
Datasheet
Mfr: B72314S2301K101
TTI: B72314S2301K101
TDK
Availability:

0In Stock

Varistors 14mm, 300Vac, 10%, AdvanceD Compact Series

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: NTCDS4AG502HC4NB
TTI: NTCDS4AG502HC4NB
TDK
Availability:

0In Stock

NTC Thermistors AEC-Q200 5kOhm 3% B25/85:4000K+-2%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCDS4AG502HC4NB
-
Datasheet
Mfr: NTCDS4AG503HC4NB
TTI: NTCDS4AG503HC4NB
TDK
Availability:

0In Stock

NTC Thermistors AEC-Q200 50kOhm 3% B25/85:4000K+-2%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCDS4AG503HC4NB
-
Datasheet
Mfr: NTCDS3KG492HC3NB
TTI: NTCDS3KG492HC3NB
TDK
Availability:

0In Stock

NTC Thermistors AEC-Q200 4.961kOhm 3% B25/85:3392K+-2%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCDS3KG492HC3NB
-
Datasheet
Mfr: NTCDS3KG492HC4NB
TTI: NTCDS3KG492HC4NB
TDK
Availability:

0In Stock

NTC Thermistors AEC-Q200 4.961kOhm 3% B25/85:3392K+-2%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCDS3KG492HC4NB
-
Datasheet
Mfr: B57238S0479M051
TTI: B57238S0479M051
TDK
Availability:

0In Stock

Inrush Current Limiters S 238/4.7 M51

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57238S479M51
Datasheet
Mfr: B57164K0152K000
TTI: B57164K0152K000
TDK
Availability:

0In Stock

NTC Thermistors 1.5k 3900 3%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57164K152K
Datasheet
Mfr: B72314S2351K101
TTI: B72314S2351K101
TDK
Availability:

0In Stock

Varistors 14mm, 350Vac, 10%, AdvanceD Compact Series

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
Datasheet
Mfr: B72310S0511K101
TTI: B72310S0511K101
TDK
Availability:

0In Stock

Varistors 10mm, 570Vac, 10%, Compact Series

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72310S511K101
Datasheet
Mfr: B72310S0681K101
TTI: B72310S0681K101
TDK
Availability:

0In Stock

Varistors 10mm, 680Vac, 10%, Compact Series

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B72310S681K101
Datasheet
Mfr: B57164K0331J000
TTI: B57164K0331J000
TDK
Availability:

0In Stock

NTC Thermistors 330 Ohms 3450 3%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57164K331J
Datasheet
Mfr: B57891M0152K000
TTI: B57891M0152K000
TDK
Availability:

0In Stock

NTC Thermistors 1.5k 3560 3%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57891M152K
Datasheet
Mfr: NTCG164BH103HT1
TTI: NTCG164BH103HT1
TDK
Availability:

0In Stock

NTC Thermistors THERMISTOR, NTC 10K OHM, 3%, 0603

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
NTCG164BH103HT1
-
Datasheet
Mfr: B57221V2473J060
TTI: B57221V2473J060
TDK
Availability:

0In Stock

Other Available Inventory
NTC Thermistors 0402 47K 5% B-4000 NTC

0In Stock

Other Available Inventory
Tariff May Apply
Please adjust quantity to Min / Mult value
B57221V2473J60
Datasheet
Mfr: B59985C0120A070
TTI: B59985C0120A070
TDK
Availability:

0In Stock

Other Available Inventory
PTC Thermistors 1.0A 4.6ohms

0In Stock

Other Available Inventory
Tariff May Apply
Please adjust quantity to Min / Mult value
B59985C120A70
Datasheet
Mfr: B59930C0120A070
TTI: B59930C0120A070
TDK
Availability:

0In Stock

PTC Thermistors 10A 1.65ohms

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B59930C120A70
Datasheet
Mfr: B59980C0080A070
TTI: B59980C0080A070
TDK
Availability:

0In Stock

Other Available Inventory
PTC Thermistors PTC Thermistor C 980A 80A 70 5x1

0In Stock

Other Available Inventory
Tariff May Apply
Please adjust quantity to Min / Mult value
B59980C80A70
Datasheet
Mfr: B57164K0104J000
TTI: B57164K0104J000
TDK
Availability:

0In Stock

NTC Thermistors 100k 4600 3%

0In Stock

Tariff May Apply
Please adjust quantity to Min / Mult value
B57164K104J
  • ...
  • 39
  • 40
  • 41
  • ...

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 .

Added To Cart
{{cartPopObject.addedToCartObject.mfrPartNumber}} Added To Cart part
  • Mfr:{{cartPopObject.addedToCartObject.mfrPartNumber}}
  • TTI:{{cartPopObject.addedToCartObject.ttiPartNumber}}
  • {{cartPopObject.addedToCartObject.manufacturer}}
  • Ext. Price:{{cartPopObject.addedToCartObject.extendedPrice}}
  • {{cartPopObject.addedToCartObject.quantity}} @{{cartPopObject.addedToCartObject.price}}
  • {{cartPopObject.addedToCartObject.numberOfReels}} reels of {{cartPopObject.addedToCartObject.partsPerReel}} @{{cartPopObject.addedToCartObject.price}}
  • + $7.00 Per Reel
Cart Total:{{cartPopObject.addedToCartObject.cartTotal}}
View Cart ({{cartPopObject.addedToCartObject.cartPartsCount}} Items)
Back to top
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 RegistrationSitemap
Login
Copyright © 2003- - TTI, Inc. All Rights Reserved. The Human Component™