Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

Types of Thermistors
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Results: 1,013
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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product Type
Resistance
Mounting Style
Termination Style
Diameter
Package / Case
Bourns NTC Thermistors 13 dia Power NTC 5ohm Y kink bulk
Datasheet
11,467In Stock
Min.: 1
Mult.: 1

NTC Thermistors 5 Ohms PCB Mount Radial 13 mm
Bourns NTC Thermistors 15 dia Power NTC 120ohm Y kink bulk
Datasheet
11,348In Stock
Min.: 1
Mult.: 1

NTC Thermistors 120 Ohms PCB Mount Radial 15 mm
Bourns NTC Thermistors 5 dia Power NTC 5ohm Y kink bulk
Datasheet
13,570In Stock
Min.: 1
Mult.: 1

NTC Thermistors 5 Ohms PCB Mount Radial 5 mm
Bourns NTC Thermistors 20 dia Power NTC 20ohm Y kink bulk
Datasheet
6,168In Stock
Min.: 1
Mult.: 1

NTC Thermistors 20 Ohms PCB Mount Radial 20 mm
Bourns NTC Thermistors 20 dia Power NTC 2.5ohm Y kink bulk
Datasheet
5,473In Stock
Min.: 1
Mult.: 1

NTC Thermistors 2.5 Ohms PCB Mount Radial 20 mm
Bourns NTC Thermistors 15 dia Power NTC 2.5ohm Y kink bulk
Datasheet
10,131In Stock
Min.: 1
Mult.: 1

NTC Thermistors 2.5 Ohms PCB Mount Radial 15 mm
Bourns NTC Thermistors 20 dia Power NTC 5ohm Y kink bulk
Datasheet
5,872In Stock
Min.: 1
Mult.: 1

NTC Thermistors 5 Ohms PCB Mount Radial 20 mm
Bourns NTC Thermistors 10 dia Power NTC 16ohm Y kink bulk
Datasheet
9,998In Stock
Min.: 1
Mult.: 1

NTC Thermistors 16 Ohms PCB Mount Radial 10 mm
Bourns NTC Thermistors 15 dia Power NTC 220ohm Y kink bulk
Datasheet
5,738In Stock
6,250Expected 9/2/2026
Min.: 1
Mult.: 1

NTC Thermistors 220 Ohms PCB Mount Radial 15 mm
Bourns NTC Thermistors 10 dia Power NTC 15ohm Y kink bulk
Datasheet
15,058In Stock
Min.: 1
Mult.: 1

NTC Thermistors 15 Ohms PCB Mount Radial 10 mm
Bourns Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.1A/33V
Datasheet
18,490In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

Resettable Fuses - PPTC 410 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Bourns Resettable Fuses - PPTC 30V 1.35A-HD 40A MAX
Datasheet
10,330In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC 115 mOhms PCB Mount Radial 8.9 mm
Bourns Resettable Fuses - PPTC 16V 5A-HD 100A MAX
Datasheet
6,324In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC 23 mOhms PCB Mount Radial
Bourns Resettable Fuses - PPTC PTC RESETTABLE 6A 16V RADIAL LEADED
Datasheet
8,980In Stock
Min.: 1
Mult.: 1

Resettable Fuses - PPTC 18.5 mOhms PCB Mount Radial
Bourns Resettable Fuses - PPTC 240V .25A-HD 3.5A MAX
Datasheet
6,332In Stock
Min.: 1
Mult.: 1

Resettable Fuses - PPTC 3.8 Ohms PCB Mount Radial
Bourns Resettable Fuses - PPTC 250V 130MA-HD 3A MAX
Datasheet
20,135In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 7 Ohms PCB Mount SMD/SMT
Bourns Resettable Fuses - PPTC 2920 Resettable SMD PPTC 6.0A/12V
Datasheet
5,910In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 20 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Bourns Resettable Fuses - PPTC 30V 750MA-HD 40A MAX
Datasheet
15,407In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Resettable Fuses - PPTC 850 mOhms PCB Mount SMD/SMT
Bourns Resettable Fuses - PPTC PTC RESETTABLE 0.17A 60V RADIAL LEADED
Datasheet
10,744In Stock
Min.: 1
Mult.: 1
: 3,000

Resettable Fuses - PPTC 3.2 Ohms PCB Mount Radial 7.4 mm
Bourns Resettable Fuses - PPTC PTC 7.5A 16V RADIAL LEADED HI-TEMP
Datasheet
7,284In Stock
Min.: 1
Mult.: 1

Resettable Fuses - PPTC 22 mOhms PCB Mount Radial 14 mm
Bourns Resettable Fuses - PPTC 240V .33A-HD 4.5A MAX
Datasheet
13,355In Stock
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 2.6 Ohms PCB Mount Radial 11.4 mm
Bourns Resettable Fuses - PPTC 60V .145A-HD 3A MAX
Datasheet
10,511In Stock
Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6 Ohms PCB Mount Radial
Bourns Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V
Datasheet
8,916In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

Resettable Fuses - PPTC 55 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)
Bourns Resettable Fuses - PPTC PTC 2.5A 30V RADIAL LEADED UNCOATED
Datasheet
7,525In Stock
Min.: 1
Mult.: 1

Resettable Fuses - PPTC 48 mOhms PCB Mount Radial
Bourns Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.0A/15V
Datasheet
13,420In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

Resettable Fuses - PPTC 125 mOhms SMD/SMT SMD/SMT 2920 (7450 metric)