The fiber optic sensor cable measures temperatures by means of optical fibers functioning as linear sensors.
The CTI™ Demo Kit is a compact, all-in-one demonstration platform designed to showcase the capabilities of Protectowire’s Confirmed Temperature Initiation™ (CTI™) technology.
The Standard Digital LHD Protectowire Heat Sensitive Cable (PHSC) linear heat detector can best be described as a continuous run of spot heat detectors. It is capable of sensing heat anywhere along its length and initiates an alarm once its fixed activation temperature is reached.
The SC1-R is a 90-degree metal edge clip that provides an excellent solution to manage linear heat detection cables where environmental factors exclude the use of plastic fasteners.
The SC1-S mounting clip is a low profile metal edge clip provides an excellent solution to manage linear heat detection cables where environmental factors exclude the use of plastic fasteners.
Housed in a rugged aluminum enclosure and rated for a wide operating temperature range, the Spectrex 20/20Q is well suited for demanding indoor and outdoor applications.
The 20/20MPI is a low cost, high performance, compact Triple IR (IR3) Flame Detector in a lightweight polycarbonate housing.
The Spectrex 20/20ML was discontinued Sept 30, 2025. Upgrade options: Spectrex 20/20Q QuadSense™ offering improved performance and easy, compatible installation.
The Spectrex 20/20MI was discontinued Sept 30, 2025. Upgrade options: Spectrex 20/20Q QuadSense™ IR3 offering improved performance and easy, compatible installation.
The MM-20 is a custom made magnetic fastener engineered to streamline the installation process of Protectowire linear heat detection (LHD).
Protects the flame detector from extreme weather conditions.
Enables the flame detector to be mounted on flat wall surfaces.
Designed for high-temperature duct applications.
Allows the detector to be securely mounted to a vertical pipe or pole.
Enables the connection of a compressed air line to provide an 'air curtain' that helps avoid accumulation of dirt on the detector window.
A convenient tool for coverage approximation during the installation process.
An essential tool to the self-testing capabilities of the flame detectors.
The SharpEye next generation 40/40C series is based on proven SPX Triple-IR (IR3), features fast detection of hydrocarbon-based fuel and gas fires at long distance using pioneering QuadSense technology.
The SharpEye 40/40C-M, a multispectrum QuadSense IR flame detector, provides long distance detection of hydrocarbon and hydrocarbon fires at up to 215 ft. (65 m), fast detection in under five seconds.
The SharpEye 40/40C-LB, a dual spectrum UV/IR flame detector, provides fast detection of hydrocarbon-based fuel and gas, hydroxyl, hydrogen, metal, inorganic fires in under five seconds.
The SharpEye 40/40C-L4B, a dual spectrum UV/IR flame detector, provides fast detection of hydrocarbon-based fuel and gas fires in under five seconds.
The SharpEye 40/40D-I, an ultra-fast multispectrum QuadSense IR3 flame detector, provides improved effective detection range, longest distance detection of hydrocarbon fires at up to 300 ft. (90 m), exceptional ultra-fast detection in under 50 msec.
The SharpEye 40/40D-M, an ultra-fast multispectrum QuadSense IR3 flame detector, provides improved effective detection range, longest distance detection of hydrogen at up to 165 ft. (50 m) and hydrocarbon fires at up to 300 ft. (90 m), exceptional ultra-fast detection in under 50 msec.
The SharpEye 40/40D-LB, an ultra-fast UV/IR flame detector, provides exeptional detection of hydrocarbon-based fuel and gas, hydroxyl, hydrogen, metal, inorganic fires in under 20 msec.
The SharpEye 40/40D-L4B, an ultra-fast UV/IR flame detector, provides exeptional detection of hydrocarbon-based fuel and gas fires in under 20 msec.
The CTI™ Linear Heat Detector uses thermocouple technology to distinguish between a short caused by physical damage or a short caused by heat actuation.
The PWTC-200 series is a high-performance fixed-mount thermal camera built for long-range, high-precision monitoring in demanding industrial environments. Combines high-resolution thermal imaging, flexible optics, and visible video for accurate temperature measurement and early detection of critical anomalies.
The PWTC-100 is a versatile fixed-mount thermal camera designed for continuous monitoring and pre-fire detection across industrial assets. It delivers balanced resolution and reliable 24/7 performance with thermal and visible imaging for early identification of abnormal conditions.
The PWTC-20 is a compact, fixed-mount temperature monitoring camera designed for close-range and confined-space applications in demanding industrial environments. It combines thermal imaging with visible-light video to deliver real-time temperature measurement and early detection of abnormal conditions.
The PWSH splice housing is designed to safeguard Protectowire line type heat detector field splices. Consisting of PA11 nylon (or equivalent) construction, the device is suitable for a wide range of ambient temperature applications.











