Thermal Fuses

Thermal fuses, also called thermal cutoffs, are a safety device used in electrical circuits to provide protection against appliances overheating. Thermal fuses are normally supplied in an axial or radial package, although some thermal fuses are now available as a chip.

How do thermal fuses work?

Thermal fuses work in a similar way to electrical cartridge fuses; when the conditions...

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onsemi Thermal Fuse 125 °C, 1.2 A, 5 V
RS Stock No.195-8750BrandonsemiManufacturers Part No.NIS6150MT2TXG

BD 1,201.662

BD 0.400 Each (On a Reel of 3000) (Exc. Vat)

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onsemi
125°C
-
1.2 A
5 V
-
NIS6150
0.75mm
-
3.1 mm
-
RoHS
-
Limitor Thermal Fuse 99 °C, 15 A, 250 V ac
RS Stock No.797-6064BrandLimitorManufacturers Part No.SF 094 R

BD 5.722

BD 0.572 Each (In a Pack of 10) (Exc. Vat)

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Limitor
99°C
84°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
UL, CCC, VDE
-
Limitor Thermal Fuse 70 °C, 2.5 A, 250 V ac
RS Stock No.204-7405BrandLimitorManufacturers Part No.Q82 A 70 05 100

BD 3.071

BD 3.071 Each (Exc. Vat)

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Limitor
70°C
-
2.5 A
250 V ac
Radial
Q82
8mm
100mm
4 mm
-
UL, SEV, VDE
0.51mm
Limitor Thermal Fuse 115 °C, 2 A, 250 V ac
RS Stock No.176-9378BrandLimitorManufacturers Part No.SM 110 A0

BD 3.337

BD 0.668 Each (In a Pack of 5) (Exc. Vat)

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Limitor
115°C
80°C
2 A
250 V ac
Axial
SM
9mm
38mm
2.5 mm
2.5 mm
VDE, UL, SEV, CSA, BEAB
0.6mm
Limitor Thermal Fuse 167 °C, 15 A, 250 V ac
RS Stock No.797-6052BrandLimitorManufacturers Part No.SF 167 R

BD 5.150

BD 0.515 Each (In a Pack of 10) (Exc. Vat)

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Limitor
167°C
153°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
CCC, VDE, UL
-
Limitor Thermal Fuse 152 °C, 15 A, 250 V ac
RS Stock No.797-6058BrandLimitorManufacturers Part No.SF 150 R

BD 5.722

BD 0.572 Each (In a Pack of 10) (Exc. Vat)

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Limitor
152°C
137°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
CCC, VDE, UL
-
Limitor Thermal Fuse 133 °C, 15 A, 250 V ac
RS Stock No.797-6055BrandLimitorManufacturers Part No.SF 129 R

BD 5.722

BD 0.572 Each (In a Pack of 10) (Exc. Vat)

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Limitor
133°C
118°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
VDE, UL, CCC
-
Limitor Thermal Fuse 121 °C, 15 A, 250 V ac
RS Stock No.797-6042BrandLimitorManufacturers Part No.SF 119 R

BD 4.514

BD 0.451 Each (In a Pack of 10) (Exc. Vat)

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Limitor
121°C
106°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
VDE, UL, CCC
-
Limitor Thermal Fuse 94 °C, 15 A, 250 V ac
RS Stock No.797-6049BrandLimitorManufacturers Part No.SF 090 R

BD 5.722

BD 0.572 Each (In a Pack of 10) (Exc. Vat)

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Limitor
94°C
79°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
VDE, CCC, UL
-
Limitor Thermal Fuse 131 °C, 2 A, 250 V ac
RS Stock No.176-9384BrandLimitorManufacturers Part No.SM125 A0

BD 2.861

BD 0.572 Each (In a Pack of 5) (Exc. Vat)

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Limitor
131°C
96°C
2 A
250 V ac
Axial
SM
9mm
38mm
2.5 mm
2.5 mm
UL, SEV, VDE, BEAB, CSA
0.6mm
Limitor Thermal Fuse 102 °C, 3 A, 250 V ac
RS Stock No.124-5056BrandLimitorManufacturers Part No.A1-3AF

BD 3.147

BD 0.629 Each (In a Pack of 5) (Exc. Vat)

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Limitor
102°C
40°C
3 A
250 V ac
Radial
A-3A-F
6.3mm
-
2.5 mm
-
UL, CCC, PSE, VDE, cUL
0.6mm
Limitor Thermal Fuse 115 °C, 3 A, 250 V ac
RS Stock No.124-5058BrandLimitorManufacturers Part No.A2-3AF

BD 2.543

BD 0.508 Each (In a Pack of 5) (Exc. Vat)

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Limitor
115°C
78°C
3 A
250 V ac
Radial
A-3A-F
6.3mm
-
2.5 mm
-
cUL, CCC, PSE, UL, VDE
0.6mm
Limitor Thermal Fuse 229 °C, 15 A, 250 V ac
RS Stock No.797-6030BrandLimitorManufacturers Part No.SF 229 R

BD 5.658

BD 0.565 Each (In a Pack of 10) (Exc. Vat)

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Limitor
229°C
200°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
VDE, UL, CCC
-
Limitor Thermal Fuse 130 °C, 3 A, 250 V ac
RS Stock No.124-5060BrandLimitorManufacturers Part No.A4-3AF

BD 2.925

BD 0.585 Each (In a Pack of 5) (Exc. Vat)

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Limitor
130°C
90°C
3 A
250 V ac
Radial
A-3A-F
6.3mm
-
2.5 mm
-
VDE, CCC, PSE, UL, cUL
0.6mm
Limitor Thermal Fuse 150 °C, 5 A, 250 V ac
RS Stock No.124-5062BrandLimitorManufacturers Part No.A8-5AF

BD 3.211

BD 0.642 Each (In a Pack of 5) (Exc. Vat)

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Limitor
150°C
105°C
5 A
250 V ac
Radial
A-5A-F
8mm
-
2.6 mm
-
VDE, cUL, UL, PSE, CCC
0.6mm
Limitor Thermal Fuse 90 °C, 2.5 A, 250 V ac
RS Stock No.176-9154BrandLimitorManufacturers Part No.P82 90 05100

BD 3.357

BD 3.357 Each (Exc. Vat)

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Limitor
90°C
-
2.5 A
250 V ac
Radial
P82
8mm
100mm
4 mm
-
VDE, CSA, UL, BEAB, SEV
0.51mm
Limitor Thermal Fuse 130 °C, 5 A, 250 V ac
RS Stock No.124-5061BrandLimitorManufacturers Part No.A4-5AF

BD 3.211

BD 0.642 Each (In a Pack of 5) (Exc. Vat)

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Limitor
130°C
90°C
5 A
250 V ac
Radial
A-5A-F
8mm
-
2.6 mm
-
PSE, UL, VDE, cUL, CCC
0.6mm
Limitor Thermal Fuse 90 °C, 2.5 A, 250 V ac
RS Stock No.204-7433BrandLimitorManufacturers Part No.Q82 A 90 05 100

BD 4.234

BD 4.234 Each (Exc. Vat)

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Limitor
90°C
-
2.5 A
250 V ac
Radial
Q82
8mm
100mm
4 mm
-
UL, SEV, VDE
0.51mm
Limitor Thermal Fuse 100 °C, 2.5 A, 250 V ac
RS Stock No.176-9160BrandLimitorManufacturers Part No.P82 100 05100

BD 3.128

BD 3.128 Each (Exc. Vat)

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Limitor
100°C
-
2.5 A
250 V ac
Radial
P82
8mm
100mm
4 mm
-
VDE, UL, SEV, BEAB, CSA
0.51mm
Limitor Thermal Fuse 142 °C, 15 A, 250 V ac
RS Stock No.797-6061BrandLimitorManufacturers Part No.SF 139 R

BD 5.341

BD 0.535 Each (In a Pack of 10) (Exc. Vat)

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Limitor
142°C
127°C
15 A
250 V ac
Axial
SF/R
8.5mm
-
4 mm
4 mm
UL, VDE, CCC
-