TRS™ and OHD™ Thermal Sensors
KEMET’s TRS and OHD thermal sensors are used to monitor temperature and maintain stable operation
Thermal sensors are used in a variety of applications and play an important role in maintaining stable operation in electronics by monitoring temperature. KEMET's TRS sensors are thermal reed switches and its OHD series are well-suited for thermal problem countermeasures and safety standard conformity. The unique proprietary design of both sensors features a magnet and temperature-sensing soft ferromagnetic substance called Thermorite®. The material's magnetic flux density decreases as the temperature increases turning it into a paramagnetic substance at the Curie temperature. These products have also been attested by the International Relay Association.
Which Thermal Sensor to Choose?
TRS Thermal Reed Switch
The TRS thermal reed switch is a highly reliable, precise, temperature-sensitive switch ideal for energy conservation. This switch is offered in a variety of shape/mounting types from axial, wire harness, case, molded, and screw mounting to cover any application requiring temperature monitoring.
OHD Thermal Guard
Kemet's OHD thermal guard is developed for thermal problem countermeasures and safety standard conformity, which are becoming increasingly important for electronic devices.
- High reliability for on/off operations
- High-speed response
- Long operational life
- Excellent environmental durability
- Extremely simple circuit design
- Compact, light, and easy-to-handle
- Dust-, explosion-, and corrosion-proof
- Wide range of operating temperatures available from -10°C to +130°C (+80°C to +120°C / TRS-P series)
- Excellent temperature accuracy of ±2.5°C
- UL and CSA approved for TRS5xxxBLRU 100 V
- UL approved for TRS5xxxBLRVU 200 V
- RoHS/REACH compliant
- Temperature detection and overheat monitoring of electric appliances
- Heat-retention heater control for rice cookers
- Defrost for air conditioners and vending machines
- Radiator water temperature detection for automotive, industrial and agricultural electrical fan control for engines
- Roll heater temperature control for copying machines
- Radiator water temperature detection for automotive electrical fan control
- High reliability for on/off operations
- High-speed response
- Long operational life
- Excellent environmental durability
- Extremely simple circuit design
- Compact, light, and easy-to-handle
- Dust-, explosion-, and corrosion-proof
- Wide range of operating temperatures available in 5°C increments from +30°C to +130°C
- UL, CSA and TÜV approved
- RoHS/REACH compliant
- Compatibility with extremely low (0.1 mW or lower) signals to high power (6 W) levels
- Atmospheric temperature detection and overheating monitoring of power transistors
- Power modules
- Room heaters
- Hot gas heaters
- PPCs
- Amplifiers
- Motors
- HDDs
- FDDs
TRS Series Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|
![]() | ![]() | M-TRS5-30B | THERMOSTAT 30DEG C SPST-NC AXIAL | 0 - Immediate | See Page for Pricing | Vedeți detalii |
![]() | ![]() | M-TRS5-40B | THERMOSTAT 40DEG C SPST-NC AXIAL | 0 - Immediate | See Page for Pricing | Vedeți detalii |
![]() | ![]() | M-TRS5-90B | THERMOSTAT 90DEG C SPST-NC AXIAL | 0 - Immediate | See Page for Pricing | Vedeți detalii |
![]() | ![]() | M-TRS5-60B | THERMOSTAT 60DEG C SPST-NC AXIAL | 51 - Immediate | $34.71 | Vedeți detalii |
![]() | ![]() | M-TRS5-0B | THERMOSTAT 0DEG C SPST-NC AXIAL | 751 - Immediate | $34.71 | Vedeți detalii |
TRS Series Industrial Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|
![]() | ![]() | TRS1-20MLR00V | THERMOSTAT 20DEG C MODULE WIRE | 0 - Immediate | $49.53 | Vedeți detalii |
![]() | ![]() | TRS5-20BLR00V | THERMOSTAT 20DEG C MODULE WIRE | 494 - Immediate | $39.63 | Vedeți detalii |
![]() | ![]() | TRS3-60MCR01 | THERMOSTAT 60DEG C AXIAL WIRE | 0 - Immediate | $45.30 | Vedeți detalii |
![]() | ![]() | TRS5-10BCR01V | THERMOSTAT 10DEG C MODULE WIRE | 0 - Immediate | $45.91 | Vedeți detalii |
![]() | ![]() | TRS1-60MLR00V | THERMOSTAT 60DEG C MODULE WIRE | 94 - Immediate | $49.53 | Vedeți detalii |
TRS Series Screw Type PT1/8 Threading Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Temperatură de comutare | Temperatură resetare | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|---|---|
![]() | ![]() | TRS1-85BPR001 | TRS-, TEMPERATURE SENSORS, 85C, | 185°F (85°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
![]() | ![]() | TRS1-90BPR001 | TRS-, TEMPERATURE SENSORS, 90C, | 194°F (90°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
![]() | ![]() | TRS1-80BPR001 | TRS-, TEMPERATURE SENSORS, 80C, | 176°F (80°C) | – | 0 - Immediate | $105.39 | Vedeți detalii |
![]() | ![]() | TRS1-85MPR001 | TRS-, TEMPERATURE SENSORS, 85C, | 185°F (85°C) | – | 0 - Immediate | $105.39 | Vedeți detalii |
![]() | ![]() | TRS1-105MPR001 | TRS-, TEMPERATURE SENSORS, 105C, | 221°F (105°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
TRS Series Screw Type PT3/8 Threading Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Temperatură de comutare | Temperatură resetare | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|---|---|
![]() | ![]() | TRS1-100BPR002 | TRS-, TEMPERATURE SENSORS, 100C, | 212°F (100°C) | – | 0 - Immediate | $110.48 | Vedeți detalii |
![]() | ![]() | TRS1-80BPR002 | TRS-, TEMPERATURE SENSORS, 80C, | 176°F (80°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
![]() | ![]() | TRS1-120MPR002 | TRS-, TEMPERATURE SENSORS, 120C, | 248°F (120°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
![]() | ![]() | TRS1-95MPR002 | TRS-, TEMPERATURE SENSORS, 95C, | 203°F (95°C) | – | 25 - Immediate | $137.82 | Vedeți detalii |
![]() | ![]() | TRS1-85BPR002 | TRS-, TEMPERATURE SENSORS, 85C, | 185°F (85°C) | – | 0 - Immediate | $137.82 | Vedeți detalii |
OHD Series Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|
![]() | ![]() | OHD5R-110B | THERMOSTAT 110DEG C SPST-NC MOD | 264 - Immediate | $30.04 | Vedeți detalii |
![]() | ![]() | OHD1-75M | THERMOSTAT 75DEG C SPST-NO AXIAL | 0 - Immediate | $25.94 | Vedeți detalii |
![]() | ![]() | OHD1-40M | THERMOSTAT 40DEG C SPST-NO AXIAL | 312 - Immediate | $25.94 | Vedeți detalii |
![]() | ![]() | OHD1-55B | THERMOSTAT 55DEG C SPST-NC AXIAL | 42 - Immediate | $23.89 | Vedeți detalii |
![]() | ![]() | OHD1-75B | THERMOSTAT 75DEG C SPST-NC AXIAL | 237 - Immediate | $23.89 | Vedeți detalii |
OHD Series Industrial Thermal Sensors
| Imagine | Manufacturer Part Number | Descriere | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|
![]() | ![]() | OHD3-30B | THERMOSTAT 30DEG C SPST-NC MODUL | 979 - Immediate | $23.11 | Vedeți detalii |
![]() | ![]() | OHD3-60M | THERMOSTAT 60DEG C SPST-NO MODUL | 1157 - Immediate | $24.42 | Vedeți detalii |
![]() | ![]() | OHD3-50M | THERMOSTAT 50DEG C SPST-NO MODUL | 361 - Immediate | $28.73 | Vedeți detalii |
![]() | ![]() | OHD3-80B | THERMOSTAT 80DEG C SPST-NC MODUL | 0 - Immediate | $21.76 | Vedeți detalii |
![]() | ![]() | OHD3-95M | THERMOSTAT 95DEG C SPST-NO MODUL | 748 - Immediate | $28.73 | Vedeți detalii |
Engineering Kit
| Imagine | Manufacturer Part Number | Descriere | Available Quantity | Preț | Vedeți detalii | |
|---|---|---|---|---|---|---|
![]() | ![]() | TXS ENG KIT 02 | 16 PIECES THERMAL SENSORS KIT | 4 - Immediate | $723.89 | Vedeți detalii |













