Maximum Temperature:250°c - Model No. Low Voltage 15 25 watts - Maximum Temperature:380°c - Model No. Low Voltage 25 30 watts - Maximum Temperature:380°c - Model No. Low Voltage 30 35 watts - Maximum Temperature:420°c - Model No. Low Voltage 35 50 watts - Maximum Temperature:460°c - Model No. Low Voltage 50 Uses in marine, defence and automotive. Can also be used in areas of regular power failure through batteries. Can also be supplied with automotive battery clips on request as an option. Continuous rated (24 hours) Please Contact us directly for purchasing this item.