Thermal fuses in radial design
Discover Alpha therm’s radial thermal cutoffs, with rated functional temperatures ranging from 76°C to 230°C. Featuring insulated connections, plastic or ceramic housings, and the option for tape and reel packaging, these thermal cutoffs come in pre-assembled or custom configurations with bendable lead wires to meet your needs.
F Series
Rated Functioning Temp. (Tf): 76 – 160°C
Rated Current (Ir): 1 A | 3A
Rated Voltage (Ur): AC 250V | DC 60V
K Series
Rated Functioning Temp. (Tf): 76 – 221°C
Rated Current (Ir): 2 A | 4A
Rated Voltage (Ur): AC 250V | DC 60V
KG Series
Rated Functioning Temp. (Tf): 76 – 221°C
Rated Current (Ir): 2 A
Rated Voltage (Ur): AC 250V | DC 60V
KM Series
Rated Functioning Temp. (Tf): 125 – 150°C
Rated Current (Ir): 2A
Rated Voltage (Ur): AC 300V
X Series
Rated Functioning Temp. (Tf): 76 – 221°C
Rated Current (Ir): 3A | 4A
Rated Voltage (Ur): 250VAC | 60VDC
XG Series
Rated Functioning Temp. (Tf): 76 – 221°C
Rated Current (Ir): 3A
Rated Voltage (Ur): AC 250V | DC 60V
XM series
Rated Functioning Temp. (Tf): 125 – 150°C
Rated Current (Ir): 3A
Rated Voltage (Ur): 300VAC
Y Series
Rated Functioning Temp. (Tf): 76 – 187°C
Rated Current (Ir): 5A
Rated Voltage (Ur): AC 250V | AC 300V
YM series
Rated Functioning Temp. (Tf): 130 – 150°C
Rated Current (Ir): 5A
Rated Voltage (Ur): AC 300V
S Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 10A
Rated Voltage (Ur): AC 250V
SD Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 10A
Rated Voltage (Ur): 125VDC
SK series
Rated Functioning Temp. (Tf): 102 – 221°C
Rated Current (Ir): 10A
Rated Voltage (Ur): AC 250V
SKL series
Rated Functioning Temp. (Tf): 200 – 230°C
Rated Current (Ir): 10A
Rated Voltage (Ur): AC 250V
SM Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 10A
Rated Voltage (Ur): AC 300V
SY series
Rated Functioning Temp. (Tf): 95 – 145°C
Rated Current (Ir): 10A
Rated Voltage (Ur): AC 250V
T series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 15A/16A
Rated Voltage (Ur): 250VAC
TM Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 15A/16A
Rated Voltage (Ur): AC 300V
TY series
Rated Functioning Temp. (Tf): 95 – 145°C
Rated Current (Ir): 15A/16A
Rated Voltage (Ur): AC 250V
TD Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 15A/16A
Rated Voltage (Ur): DC 125V
TK series
Rated Functioning Temp. (Tf): 102 – 221°C
Rated Current (Ir): 15A/16A
Rated Voltage (Ur): AC 250V
P Series
Rated Functioning Temp. (Tf): 102 – 136°C
Rated Current (Ir): 20A
Rated Voltage (Ur): AC 250V | AC 400V | AC 300V | DC 120V
PD series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 20A
Rated Voltage (Ur): DC 125V
Q series
Rated Functioning Temp. (Tf): 102 – 136°C
Rated Current (Ir): 25A
Rated Voltage (Ur): AC 250V | AC 400V | AC 300V | DC 120V
QD series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 25A
Rated Voltage (Ur): DC 125V
N Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 30A
Rated Voltage (Ur): AC 250V
G Series
Rated Functioning Temp. (Tf): 102 – 150°C
Rated Current (Ir): 40A
Rated Voltage (Ur): AC 250V
A-1A-F series
Rated Functioning Temp. (Tf): 84 – 160°C
Rated Current (Ir): 1 A
Rated Voltage (Ur): 250VACA-F series
Rated Functioning Temp. (Tf): 84 – 160°C
Rated Current (Ir): 2 A
Rated Voltage (Ur): 250VACA-3A-F series
Rated Functioning Temp. (Tf): 84 – 160°C
Rated Current (Ir): 3 A
Rated Voltage (Ur): 250VAC
A-5A-F series
Rated Functioning Temp. (Tf): 84 – 160°C
Rated Current (Ir): 5 A
Rated Voltage (Ur): 250VAC