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Thermal Detectors

The Gentec UP19K-15S-H5-D0 is a highly efficient thermal detector designed for precise laser power measurements up to 15 W. Engineered with advanced features, this detector ensures accuracy and reliability in power measurement applications. With a broad spectral range and robust physical characteristics, the UP19K-15S-H5-D0 is an ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 19 mm
Maximum Power: 30 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
The Gentec QS3-L is a discrete pyroelectric sensor featuring a metallic coating and low noise levels. Designed for precise power measurements, this sensor offers exceptional performance across a broad spectral range from 0.1 to 1000 μm. With its advanced capabilities, the QS3-L is a versatile choice for various applications, ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 3 mm
Maximum Power: 0.05 W
Noise Equivalent Power: -- uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the equation ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 2 mm
Maximum Power: 0.05 W
Noise Equivalent Power: 0.08 uW
...
Data Sheet
The QS9-L is a discrete pyroelectric sensor equipped with a metallic coating, designed for accurate and low-noise measurements. This sensor offers a broad spectral response ranging from 0.1 to 1000 µm, making it suitable for various applications. It is available in TO5 and TO8 packages, ensuring easy integration into existing ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 9 mm
Maximum Power: 0.05 W
Noise Equivalent Power: -- uW
...
Data Sheet
The UP19K-30H-H5-D0 is a thermal detector designed for accurate laser power measurement up to 30 W. It offers reliable and precise measurements with a spectral range of 0.193 - 20 μm. With its compact size and convection cooling system, it provides a convenient solution for power monitoring in various laser applications. The ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 19 mm
Maximum Power: 30 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
The UP12E-10S-H5-D0 is a thermal detector designed for accurate laser power measurement up to 10 W. With its high sensitivity and precision, it provides reliable power readings for a wide range of laser applications. The detector features a compact design, convection cooling, and a durable H5 absorber for enhanced performance. It is ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 12 mm
Maximum Power: 10 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
The UP12E-20H-H5-D0 is a high-performance thermal detector designed for laser power measurement up to 20 W. With its modular concept and compact design, it offers a versatile and efficient solution for power measurement applications. The detector features a fast rise time of 0.3 seconds, a high damage threshold of 36 kW/cm², and ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 12 mm
Maximum Power: 20 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
The UP10K-2S-H5-L-D0 is a high-performance thermal detector designed for laser power measurement up to 2 W. With its low power thermopile and compact design, it offers a noise level of a photo detector along with the large bandwidth and high-power capacity of a thermal device. The detector features an IR filter to remove unwanted IR ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 10 mm
Maximum Power: 2 W
Noise Equivalent Power: 200 uW
...
Data Sheet
The UP17P-6S-H5-D0 is an ultra-thin thermal detector designed for laser power measurement up to 6 W. With its ultra-thin casing measuring only 10.7 mm thick, it offers a compact and lightweight solution for power measurements. The detector provides a choice between two absorbers: the H5 version with a damage threshold of 36 kW/cm2 ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 17 mm
Maximum Power: 6 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
The QS9-H Pyroelectric Sensor is a high-performance discrete pyro detector with a metallic coating, designed for applications requiring high average power measurement. It offers a broad spectral response from 0.1 to 1000 µm, making it suitable for a wide range of laser and optical power measurement applications. The sensor is ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 9 mm
Maximum Power: 0.5 W
Noise Equivalent Power: -- uW
...
Data Sheet
The QS3-IL Pyroelectric Sensor is a hybrid pyroelectric sensor with a metallic coating, designed to provide low noise level measurements. It operates based on the pyroelectric effect, producing a current output that is proportional to the rate of temperature change when exposed to radiation. With its broad spectral response ranging ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 3 mm
Maximum Power: 0.05 W
Noise Equivalent Power: 2000 uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the equation ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 2 mm
Maximum Power: 0.05 W
Noise Equivalent Power: 0.002 uW
...
Data Sheet
The UP12E-70W-H5-D0 is a high-performance thermal detector designed for accurate and reliable laser power measurement. With a maximum average power handling capacity of 70 W and a spectral range of 0.193 - 20 μm, it provides precise measurements for a wide range of laser systems. The detector features a robust design, water ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 12 mm
Maximum Power: 70 W
Noise Equivalent Power: 1 uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 19 mm
Maximum Power: 110 W
Noise Equivalent Power: 3000 uW
...
Data Sheet
The Gentec-EO HP Series power detector family includes HP100A-4KW-HE, HP60A-10KW-GD and HP100A-12KW-HD, HP125A-15KW-HD. The HP detectors can measure between:100 W and 4 KW of average power for HP100A-4KW-HE & HP100A-4KW-HE-TUBE300 W and 10 KW of average power for HP60A-10KW-GD300 W and 12 KW of average power for ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.28-2.1um
Size: 10 mm
Maximum Power: 2 W
Noise Equivalent Power: 200 uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 19 mm
Maximum Power: 150 W
Noise Equivalent Power: 1000 uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation.  They are best described by an AC current source, capacitor and resistor. Their current output is governed by ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 3 mm
Maximum Power: 0.5 W
Noise Equivalent Power: -- uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 3 mm
Maximum Power: 0.05 W
Noise Equivalent Power: -- uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 5 mm
Maximum Power: 0.5 W
Noise Equivalent Power: -- uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.25-20um
Size: 12 mm
Maximum Power: 3 W
Noise Equivalent Power: 0.5 uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.28-2.1um
Size: 12 mm
Maximum Power: 3 W
Noise Equivalent Power: 0.5 uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 12 mm
Maximum Power: 3 W
Noise Equivalent Power: 0.5 uW
...
Data Sheet
The Gentec-EO Ultra Series UP power detector family includes thirteen series (XLP12, UP12E, UP10K(P), UP17P, UP19K, UP25N(M), UP25T, UP50N(M), UP55N(M), UP55C, UP60N(M), UP55G, and UP60G) of opto-thermal sensors with different cooling options (stand alone, heat sink, fan and water), with or without amplification. The high power ...

Specifications

Detector Type: Thermal Absorber (thermopile)
Spectral Range: 0.19-20um
Size: 19 mm
Maximum Power: 200 W
Noise Equivalent Power: 2000 uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 9 mm
Maximum Power: 0.05 W
Noise Equivalent Power: -- uW
...
Data Sheet
Our pyroelectric detectors are a class of room temperature thermal detectors that produce a current output that is directly proportional to the rate of change of temperature when exposed to a source of radiation. They are best described by an AC current source, capacitor and resistor. Their current output is governed by the ...

Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1-1000um
Size: 3 mm
Maximum Power: 0.05 W
Noise Equivalent Power: -- uW
...
Data Sheet

Frequently Asked Questions

A thermal detector is a device that responds to changes in temperature, typically caused by incident radiation. These detectors include devices like thermocouples, bolometers, thermistors, and pyroelectric detectors, and are often used in temperature sensors, thermal cameras, and night vision sensors.

Thermal detectors work by utilizing a receptor that absorbs light across all wavelengths, typically a blackened surface. When radiation strikes this surface, it causes a measurable rise in temperature, which the detector can then measure and interpret.

Thermal detectors are used in a wide variety of applications, from home security and fire detection to industrial temperature monitoring and energy efficiency checks. They are also commonly found in thermal imaging sensors and night vision sensors.

A pyroelectric detector is a type of thermal detector that utilizes the pyroelectric effect, where materials generate an electrical charge in response to a temperature change. This allows for highly accurate non-contact temperature measurement.

A Golay cell is a unique type of thermal detector that measures the expansion of a gas caused by radiation incident on the gas enclosure. This sensitivity to temperature changes makes them highly effective for certain applications.

Yes, thermal detectors are often used in HVAC systems to monitor temperature changes and ensure the system is functioning properly. They can help detect thermal leaks and improve energy efficiency.

Yes, thermal detectors can be very effective for home security. They can detect heat signatures from humans or other sources, providing a reliable form of detection even in low light conditions.

In fire detection systems, thermal detectors can provide an early warning by detecting the heat from a fire before it becomes visible. This allows for quicker response times and can help prevent damage.

There are 56 different Thermal Detectors from suppliers and manufacturers listed in this category. In just a few clicks you can compare different Thermal Detectors with each other and get an accurate quote based on your needs and specifications.

In the following brief summary, we provide some basic knowledge about thermal detectors, diving into their working principles, diverse types, and the myriad of applications they revolutionize, from home security to industrial temperature monitoring and beyond.

Introduction: Thermal detectors, also known as heat or infrared detectors, are sophisticated devices that detect changes in temperature by responding to incident radiation. These innovative detectors come in a variety of types including thermocouples, bolometers, thermistors, and pyroelectric detectors. They play an integral role in a myriad of applications, from home security and fire detection systems to industrial temperature monitoring and energy efficiency assessments.

Working Principle: The fundamental principle behind thermal detectors involves a receptor, typically a blackened surface, that efficiently absorbs light across all wavelengths. When radiation strikes this surface, it induces a measurable rise in temperature. This temperature change is then converted into an electrical signal, allowing the detector to measure and interpret it. The sensitivity of these detectors makes them ideal for applications requiring accurate non-contact temperature measurement.

Types of Thermal Detectors

Thermocouples and Thermistors: These thermal detectors respond to a rise in temperature with a significant change in resistance. Thermocouples generate a voltage when subjected to a temperature gradient, while thermistors exhibit a change in electrical resistance. These properties make them highly effective as temperature sensors in various applications.

Bolometers: Bolometers operate by measuring the change in resistance of a heated material. The absorbed radiation changes the temperature, and thus the resistance of the bolometer, allowing for precise temperature readings.

Pyroelectric Detectors: These detectors leverage the pyroelectric effect, where certain materials generate an electrical charge in response to a temperature change. This feature offers highly accurate non-contact temperature measurements.

Golay Cells: Golay cells are unique thermal detectors that measure the expansion of a gas induced by radiation incident on the gas enclosure. Their sensitivity to temperature changes makes them highly effective for specific applications.

Applications: Thermal detectors are instrumental in a wide range of applications. In home security, they can detect heat signatures from humans or other sources, providing reliable detection even in low light conditions. For fire detection systems, thermal detectors can provide early warnings by detecting the heat from a fire before it becomes visible, enabling quicker response times and potentially preventing extensive damage.

In industrial settings, thermal detectors are used for monitoring temperature changes, helping to maintain optimal operational conditions and safety standards. They're also key components in HVAC systems, where they help detect thermal leaks and improve overall energy efficiency. Furthermore, thermal detectors are fundamental to thermal imaging sensors, often found in thermal cameras and night vision sensors, providing crucial situational awareness in various scenarios, from wildlife observation to military operations.

Conclusion: In a world increasingly reliant on technology for safety, security, and efficiency, thermal detectors have emerged as pivotal devices. Their unique ability to accurately measure temperature changes, often without direct contact, makes them invaluable in an ever-growing number of applications. As the technology behind these detectors continues to evolve, their utility and impact on our daily lives are set to increase even further. Whether in our homes, workplaces, or the devices we use, thermal detectors form an invisible line of defense, monitoring, and alerting us to significant temperature changes.

Did You know?

Did you know that thermal detectors, which include devices like thermocouples, bolometers, and thermistors, work by responding to changes in temperature caused by incident radiation? These innovative temperature sensors utilize a receptor, typically a blackened surface designed to efficiently absorb light across all wavelengths. When radiation strikes this surface, it causes a measurable rise in temperature - the fundamental principle behind thermal detection devices. Within this fascinating category of infrared detectors or heat detectors, we also find pyroelectric detectors. These utilize the pyroelectric effect, where materials generate an electrical charge in response to a temperature change, offering highly accurate non-contact temperature measurement. But the innovation doesn't stop there. There's also the Golay cell, a unique type of thermal detector that measures the expansion of a gas caused by radiation incident on the gas enclosure. This sensitivity to temperature changes makes them highly effective as part of thermal imaging sensors, often seen in thermal cameras and night vision sensors. Whether used for home security thermal sensors, fire detection sensors, or industrial temperature monitoring, thermal detectors offer remarkable capabilities, playing a crucial role in many areas of our lives, from energy efficiency checks with thermal leak detectors to HVAC system monitoring.