Home / Detectors / Heat Detectors / Chemetronics 501 Chemetronics 501 Heat Detector, Rate-of-Rise and Fixed Temperature, 136°F (58°C) Request a Quote This product is already on your Quote Request Browse your Quote Request Material ObsoleteBrand: Chemetronics FireAlarm.com Part #: 35392 Category: Heat Detectors Manufacturer Part #: 501 Specifications Resources Information Weight 5 lbs Series 500 Series: Heat Detectors Thermal Rating 136°F Detection Method Fixed Temperature, Rate-of-Rise Production Status Material Obsolete Brand Chemetronics Product Notes Alternative: 302-EPM-135