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0755-82798135Thermal Cutoffs (Thermal Fuses)
Thermal Cutoffs (Thermal Fuses)
Thermal Cutoffs, also known as Thermal Fuses, are circuit protection components designed to interrupt current when a circuit or device reaches a specified temperature. They are widely used in power supplies, battery packs, home appliances, motors, transformers, chargers, heating equipment, industrial control systems, consumer electronics and automotive electronics.
This category includes one-shot thermal fuses, axial thermal cutoffs, radial thermal cutoffs, temperature protection fuses and related overtemperature protection components. These devices are commonly selected based on rated functioning temperature, current rating, voltage rating, response characteristics, package type, mounting method, safety approvals and application requirements.
TomatoElec supplies original Thermal Cutoffs and Thermal Fuses from recognized manufacturers such as Littelfuse, Schurter, Panasonic, Cantherm, Bourns, Eaton, Bel Fuse, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Type | Holding Temperature | Rated Functioning Temperature | Reset Temperature | Voltage Rating - AC | Voltage Rating - DC | Current Rating (Amps) | Approval Agency | Maximum Temperature Limit |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NX85ABBTCO HIGH CURRENT 85C 28V 35A |
795 | - |
|
Datasheet |
Nonstandard | NX | Bag | Active | Breaker | - | 185°F (85°C) | 40°C (104°F) | - | 28.0 | 35 A | cUL, TUV, UL | - |
|
SD85WBBTCO HC SMD 85C NON SELF HOLD |
3,816 | - |
|
Datasheet |
Nonstandard | SD | Tape & Reel (TR) | Active | Breaker | - | 185°F (85°C) | 40°C (104°F) | - | 14.0 | 8 A | - | - |
|
SD90ABBTCO HC SMD 90C SELF HOLD |
3,564 | - |
|
Datasheet |
4-SMD, Gull Wing | SD | Tape & Reel (TR) | Active | Breaker | - | 90°C (194°F) | 40°C (104°F) | - | 28.0 | 8 A | - | - |
|
SD55ABBTCO HC SMD 55C SELF HOLD |
3,734 | - |
|
Datasheet |
Nonstandard | SD | Tape & Reel (TR) | Active | Breaker | - | 55°C (131°F) | 20°C (68°F) | - | 28.0 | 8 A | - | - |
|
AA85AB0THERMOSTAT 85DEG C NC STRAP SLDR |
5,191 | - |
|
Datasheet |
Nonstandard | Komatsulite™, AA | Bulk | Obsolete | Breaker | - | 85°C (185°F) | 40°C (104°F) | - | 28.0 | 35 A | cUL, TUV, UL | - |
|
AA72AB0THERMOSTAT 72DEG C NC STRAP SLDR |
4,249 | - |
|
Datasheet |
Nonstandard | Komatsulite™, AA | Bulk | Obsolete | Breaker | - | 72°C (162°F) | 40°C (104°F) | - | 28.0 | 35 A | cUL, TUV, UL | - |
|
AA77AB0THERMOSTAT 77DEG C NC STRAP SLDR |
3,672 | - |
|
Datasheet |
Nonstandard | Komatsulite™, AA | Bulk | Obsolete | Breaker | - | 77°C (171°F) | 40°C (104°F) | - | 28.0 | 35 A | cUL, TUV, UL | - |
|
MHP-TAC6-12-85THERMOSTAT 85DEG C SPST-NC STRAP |
1,068 | - |
|
Datasheet |
Nonstandard | MHP-TAC | Bulk | Not For New Designs | Breaker | - | 85°C (185°F) | 40°C (104°F) | - | 12.0 | 25 A | - | - |
|
MHP-TAC15-12-82THERMOSTAT 82DEG C SPST-NC STRAP |
1,067 | - |
|
Datasheet |
Nonstandard | MHP-TAC | Bulk | Not For New Designs | Breaker | - | 82°C (180°F) | 40°C (104°F) | - | 12.0 | 25 A | - | - |
|
MHP-TAC15-12-90THERMOSTAT 90DEG C SPST-NC STRAP |
1,007 | - |
|
Datasheet |
Nonstandard | MHP-TAC | Bulk | Not For New Designs | Breaker | - | 90°C (194°F) | 40°C (104°F) | - | 12.0 | 25 A | - | - |
|
K10B-184THERMAL FUSE 10A 250V-184C 363F |
427 | - |
|
Datasheet |
Axial | K10B | Bulk | Active | Fuse | 160°C (320°F) | 184°C (363°F) | - | 250.0 | - | 10 A | CCC, VDE | 214°C (417°F) |
|
K10B-072THERMAL FUSE 10A 250V - 72C 162F |
418 | - |
|
Datasheet |
Axial | K10B | Bulk | Active | Fuse | 45°C (113°F) | 72°C (162°F) | - | 250.0 | - | 10 A | cURus, VDE | - |
|
K10B-077THERMAL FUSE 10A 250V - 77C 171F |
360 | - |
|
Datasheet |
Axial | K10B | Bulk | Active | Fuse | 55°C (131°F) | 77°C (171°F) | - | 250.0 | - | 10 A | CCC, cURus, VDE | 120°C (248°F) |
|
K10B-084THERMAL FUSE 10A 250V - 84C 183F |
263 | - |
|
Datasheet |
Axial | K10B | Bulk | Active | Fuse | 60°C (140°F) | 84°C (183°F) | - | 250.0 | - | 10 A | CCC | 150°C (302°F) |
|
K10B-121THERMAL FUSE 10A 250V-121C 250F |
250 | - |
|
Datasheet |
Axial | K10B | Bulk | Active | Fuse | 94°C (201°F) | 121°C (250°F) | - | 250.0 | - | 10 A | CCC | 150°C (302°F) |
|
SDF DF119STCO 250VAC 10A 119C (246F) AXIAL |
909 | - |
|
Datasheet |
Axial | SDF | Bulk | Active | Fuse | 95°C (203°F) | 119°C (246°F) | - | 250.0 | - | 10 A | CCC, cUL, PSE, UL, VDE | - |
|
SDF DF091STCO 250VAC 10A 91C (196F) AXIAL |
191 | - |
|
Datasheet |
Axial | SDF | Bulk | Active | Fuse | 67°C (156°F) | 91°C (196°F) | - | 250.0 | - | 10 A | CCC, cUL, PSE, UL, VDE | - |
|
3-104-513TCO 60VDC 2SMD |
29 | - |
|
Datasheet |
2-SMD, No Lead | RTS | Tape & Reel (TR) | Active | Fuse | - | - | - | - | 60.0 | - | UL | - |
|
L5010424DELB0XETCO 250VAC 15A 104C (219F) CYL |
100 | - |
|
Datasheet |
Cylinder, Wire Leads | L50 | Bag | Active | Fuse | 80°C (176°F) | 104°C (219°F) | - | 250.0 | - | 15 A | - | 150°C (302°F) |
|
L5007224DELB0XETCO 250VAC 15A 72C (162F) CYL |
70 | - |
|
Datasheet |
Cylinder, Wire Leads | L50 | Bag | Active | Fuse | 50°C (122°F) | 72°C (162°F) | - | 250.0 | - | 15 A | - | 110°C (230°F) |

