ONEIC.US
simpson

simpson

Simpson Electric Company is a renowned American manufacturer of electrical testing and measurement instruments, established in 1927 and headquartered in Yorkville, Illinois. The company specializes in the design and production of analog and digital panel meters, multimeters, clamp meters, and current transformers. Its flagship product lines include the classic Simpson 260 Series analog multimeters, which have been an industry standard for decades, and the Falcon Series digital panel meters. Simpson also offers a range of precision shunts, transducers, and test accessories for industrial and laboratory applications. The company’s products are widely used in electrical maintenance, power utilities, telecommunications, and military sectors. Simpson Electric is recognized for its durable, accurate, and reliable instruments, with a strong presence in the North American market. While not a semiconductor manufacturer, Simpson plays a vital role in the electronic components ecosystem by providing essential measurement and monitoring tools. The company maintains a legacy of innovation, having introduced early wide-angle meters and self-shielding core magnet movements. Through continuous pro

01
CATEGORIES

Product Categories

Circuit Protection Solutions(14)

Hardware and Thermal Solutions(4)

Industrial Power Components and Relays(1)

02
SERIES

产品系列共 40 个系列

更多 →
M145-1 test & measurement

The M145-1 series from Simpson Electric Company is a compact digital panel meter designed for measuring both DC voltage and current. These meters are ideal for a wide range of applications, from industrial control panels to laboratory setups. If you're working on projects that require precise and reliable measurements in a small footprint, the M145-1 series is definitely worth considering. One thing worth noting is their versatility—they come in various ranges, making them suitable for different measurement needs. Engineers tend to reach for this when they need to monitor and display real-time values without taking up too much space on a control panel. They’re particularly handy in environments where space is at a premium but accuracy is crucial. Another practical use case is in battery monitoring systems. Whether you're dealing with UPS systems, solar power installations, or electric vehicles, these meters can provide critical insights into the health and performance of your DC circuits. Their durability and ease of integration make them a go-to choice for many professionals in the field

M235-2-0 test & measurement

The M235-2-0 series from Simpson Electric Company is a line of 3.5-digit LED panel meters designed for industrial environments where precision measurement of 4-20mA signals and AC voltages between 85-250VAC is crucial. These meters are commonly found in process control systems, HVAC monitoring, and other industrial applications requiring accurate and reliable data display. If you're working on projects that involve monitoring and controlling electrical signals in industrial settings, these meters offer a straightforward solution. They provide clear, easy-to-read displays that make it simple to monitor critical parameters without needing complex interfaces. One thing worth noting is their robust design; they are well-suited for harsh environments and can withstand the rigors of industrial use, making them a go-to choice for engineers who need dependable instruments. Engineers tend to reach for this when they need a simple yet precise way to display key measurements without adding too much complexity to their systems. The 3.5-digit resolution ensures that even small changes in the measured values are visible, which is particularly important in applications where accuracy matters. Add

M245-0-2 test & measurement

The M245-0-2 series from Simpson Electric Company is a line of digital panel meters designed for measuring both AC and DC voltages. These meters are commonly found in industrial settings, laboratory environments, and maintenance shops where accurate voltage readings are crucial. If you're working on any project that requires precise voltage measurements, these meters are a reliable choice. One thing worth noting is their robust design, which makes them suitable for harsh environments. They often come with features like overvoltage protection and wide input ranges, ensuring they can handle a variety of conditions without failing. Engineers tend to reach for this series when they need a meter that can provide consistent and accurate readings across different types of power sources, whether it's in a high-voltage industrial setting or a low-voltage residential application. Another practical use case is in troubleshooting electrical systems. The M245-0-2 series allows technicians to quickly pinpoint issues by providing clear, digital displays that make it easy to read the exact voltage levels. This can significantly speed up the diagnostic process and help in maintaining system reliabi

TV2DUA test & measurement

The TV2DUA series from Simpson Electric Company is a lineup of analog panel meters designed for measuring DC current across different ranges. These meters are commonly found in industrial control panels, battery monitoring systems, and any application requiring precise current measurements in a continuous, analog format. If you're working on projects that demand real-time visibility into current levels without the need for digital displays, these meters are a go-to solution. One thing worth noting is their durability and reliability, which makes them a favorite among engineers who need instruments that can withstand harsh environments. Another practical use case is in renewable energy systems, where they help monitor solar panel and wind turbine charge controllers. The simplicity of an analog meter also provides immediate visual feedback, which can be crucial for quick troubleshooting and maintenance. Engineers tend to reach for this when they need a straightforward, reliable way to measure and display current values without the complexity of digital interfaces

TV1RVV test & measurement

The TV1RVV series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring AC voltage across different ranges. These meters are widely used in industrial settings, power distribution panels, and electrical testing equipment. If you're working on any project that requires precise AC voltage measurements, these meters are a reliable choice. One thing worth noting is their robust construction, which makes them suitable for harsh environments. Engineers tend to reach for this when they need a straightforward, cost-effective solution without the complexity of digital displays. The simplicity of an analog meter also means they can be more intuitive to read under quick glance, especially in fast-paced industrial settings where split-second decisions can be critical. Another practical aspect is their wide range of voltage measurements. The TV1RVV series typically covers a broad spectrum, from low-voltage residential applications to high-voltage industrial installations. This versatility makes them a go-to tool for electricians, maintenance technicians, and engineers who frequently need to monitor and measure AC voltages in various systems. Overal

TV3DUA test & measurement

The TV3DUA series from Simpson Electric Company is a line of analog panel meters designed specifically for measuring DC current. These meters are often found in industrial control panels, HVAC systems, and other applications requiring precise current monitoring. If you're working on projects involving electrical machinery, motor control centers, or any system that needs to track current flow, these meters are a go-to solution. One thing worth noting is that these meters provide a clear, easy-to-read display, which is crucial in environments where quick visual checks are necessary. Engineers tend to reach for this when they need a reliable, straightforward way to monitor DC current without the complexity of digital displays or the cost of more advanced instrumentation. Another practical use case is in troubleshooting and maintenance scenarios, where an analog meter can quickly indicate if a circuit is functioning within expected parameters

TV4DMA test & measurement

The TV4DMA series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring DC current across different ranges. These meters come in handy when you're working on industrial control systems, automotive diagnostics, or any application requiring precise measurement of DC currents. If you're working on a project that involves monitoring or controlling electrical circuits, these meters provide a reliable and intuitive way to gauge the flow of current. One thing worth noting is their wide range of current measurement capabilities, which makes them versatile for various testing scenarios. Engineers tend to reach for these meters when they need a straightforward, easy-to-read display that doesn’t rely on complex digital interfaces. They offer a classic, tried-and-true solution that’s still highly relevant in many applications today. Another practical benefit is their durability and ease of installation, making them a go-to choice for field service and maintenance tasks where ruggedness and simplicity are key

TV4DUA test & measurement

The TV4DUA series from Simpson Electric Company is a lineup of analog panel meters designed for measuring DC current across different ranges. If you're working on industrial control systems, HVAC applications, or any project requiring precise monitoring of DC currents, these meters are a reliable choice. They come in handy for applications where continuous monitoring is necessary, such as in battery management systems, motor control centers, or renewable energy installations. One thing worth noting is that these meters offer a classic, easy-to-read analog display, which can be particularly useful in environments where digital displays might be too small or difficult to read quickly. Engineers tend to reach for this when they need a straightforward, no-frills solution for current measurement without the complexity of digital interfaces. Another practical aspect is their robust design, making them suitable for harsh industrial conditions where durability is crucial. Overall, the TV4DUA series provides a dependable tool for anyone needing accurate DC current measurements in their projects

TV2TUA test & measurement

The TV2TUA series from Simpson Electric Company is a line of analog panel meters designed for measuring DC current across different ranges. These meters are commonly found in industrial control panels, battery monitoring systems, and other applications requiring precise DC current measurements. If you're working on projects that involve monitoring and controlling DC currents, these meters are a reliable choice. One thing worth noting is their ability to provide clear, visual feedback through the needle movement, which is invaluable for quick diagnostics and adjustments. Engineers tend to reach for this when they need a straightforward, no-frills solution for DC current measurement in environments where digital displays might be less practical or where a physical meter is preferred for its visibility and simplicity

H335-3 test & measurement

The H335-3 series from Simpson Electric Company is a line of digital panel meters designed for precise measurement and control applications. These meters are commonly found in industrial settings where accuracy is crucial, such as in process control systems, HVAC monitoring, and automation equipment. If you're working on projects that require reliable and accurate readings, these meters are a go-to choice. One thing worth noting is their robust design, which makes them suitable for harsh environments. Engineers tend to reach for this when they need a meter that can withstand vibrations, temperature fluctuations, and electromagnetic interference without losing precision. Another practical benefit is their user-friendly interface, which simplifies setup and calibration processes. The ability to connect them to various sensors and transmitters ensures flexibility in different measurement scenarios. Overall, the H335-3 series provides a balance between performance and usability, making it a solid investment for any measurement and control system

M245-0-0 panelmeter

The M245-0-0 panelmeter from Simpson Electric Company is a 4.5-digit LCD display designed for measuring both AC and DC voltages and currents. If you're working on projects that require precise electrical measurements, this meter is a solid choice. It’s commonly found in industrial control panels, test equipment, and instrumentation setups where accurate readings are crucial. One thing worth noting is its robustness. Given its durability and wide measurement range, engineers tend to reach for this when they need a reliable meter that can handle various load conditions without compromising accuracy. The 4.5-digit display provides a clear and readable output, making it easier to discern small differences in readings, which is particularly useful in fine-tuning circuits or troubleshooting issues. Additionally, its ability to measure both AC and DC makes it versatile for a wide range of applications, from power quality analysis to general electrical testing

S661-1 test & measurement

The S661-1 series from Simpson Electric Company is a line of panel-mounted LED frequency counters designed for precision measurement tasks. These devices are particularly useful in environments where accurate frequency measurements are critical, such as in telecommunications, industrial automation, and electronic test equipment. If you're working on projects that require real-time monitoring of signal frequencies, these counters offer a reliable solution. One thing worth noting is the preset rate functionality, which allows users to set specific thresholds or rates directly on the device. This feature is handy for quick setup and reduces the need for constant manual adjustments. Engineers tend to reach for these counters when they need a compact, yet powerful tool for frequency analysis without the complexity of larger, more expensive instruments. They provide a balance between performance and cost, making them a popular choice for field testing and routine maintenance tasks

S662-1 test & measurement

The S662-1 series from Simpson Electric Company is a line of versatile frequency counters designed to meet a wide range of testing and measurement needs. These devices are equipped with multiple input options, allowing users to measure frequencies across different signal types and ranges. The inclusion of relay options provides flexibility in triggering other equipment or logging events based on the measured frequencies. If you're working on RF design, telecommunications, or any application that requires precise frequency measurements, the S662-1 series is a solid choice. Engineers often reach for these tools when they need to ensure that their components or systems are operating within specified frequency bands or when they need to troubleshoot issues related to signal integrity. One practical observation is that the ability to switch between various input modes quickly and easily can save significant time during testing. Another useful feature is the relay functionality, which allows for automated control or logging, reducing the need for manual intervention. Overall, the S662-1 series offers a robust set of features that make it a reliable tool for a variety of measurement tasks

TV3AMA test & measurement

The TV3AMA series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring AC current. These meters are commonly found in industrial control panels, electrical distribution boards, and various testing environments where precise AC current measurements are required. If you're working on projects involving motor control, power distribution, or any application that needs real-time monitoring of AC currents, these meters are a go-to solution. They offer a clear, analog display that makes it easy to read current levels without the need for complex digital interfaces. One thing worth noting is their durability; they can withstand harsh industrial conditions, making them reliable in both indoor and outdoor settings. Engineers tend to reach for this when they need a straightforward, cost-effective way to monitor AC current without the complexity of digital meters. The simplicity of the analog display also means less chance of operator error due to misinterpretation of digital readings. Additionally, the ability to choose from different ranges allows these meters to be used in a wide variety of applications, from small-scale projects to large indu

TV3AVV test & measurement

The TV3AVV series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring AC voltage across different ranges. If you're working on projects that require accurate AC voltage measurements, these meters are a reliable choice. They come in handy for a wide array of applications, from industrial control panels to electrical installations and testing equipment. One thing worth noting is their versatility; the TV3AVV series offers multiple range options, making them suitable for various scenarios where precise AC voltage readings are needed. Engineers tend to reach for this when they need a simple yet effective way to monitor AC voltage without the complexity of digital displays. Another practical benefit is their durability and ease of installation—these meters are built to withstand typical industrial environments and can be easily mounted on control panels. If you're looking for a straightforward solution for AC voltage measurement that doesn’t require constant recalibration or advanced features, the TV3AVV series is a solid pick. They provide a clear, easy-to-read analog display that can help maintain consistent monitoring of your system’s

TV3DMA test & measurement

The TV3DMA series from Simpson Electric Company is a lineup of analog panel meters designed for measuring DC current across different ranges. These meters are commonly found in industrial control panels, battery monitoring systems, and any application requiring precise current measurements. If you're working on projects involving renewable energy systems, battery banks, or industrial machinery, these meters will likely be part of your toolkit. One thing worth noting is their durability and ease of installation. They have robust construction that can handle harsh environments, making them ideal for outdoor or industrial settings. Engineers tend to reach for this when they need a straightforward, reliable solution for monitoring current without the complexity of digital displays. Another practical use case is in troubleshooting and maintenance, where quick and accurate readings can help pinpoint issues in a system

TV3RVV test & measurement

The TV3RVV series from Simpson Electric Company is a lineup of analog panel meters designed for measuring AC voltage across different ranges. These meters come in handy for a variety of projects and systems, especially those involving electrical installations and maintenance. If you're working on anything that requires precise monitoring of AC voltages—be it residential wiring, industrial machinery, or commercial building power distribution—the TV3RVV series can be a reliable choice. One thing worth noting is their wide range of voltage capabilities, which makes them versatile for different applications. Engineers tend to reach for these meters when they need a simple, cost-effective solution for voltage measurement without the complexity of digital displays or the need for advanced features. They offer a classic, familiar interface that many technicians and engineers find comforting and easy to read under various lighting conditions. Another practical use case is in troubleshooting electrical issues. When a system isn't performing as expected, having an accurate AC voltage meter can help pinpoint problems quickly. Additionally, the durability and long-lasting nature of these analo

TV4AVV test & measurement

The TV4AVV series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring AC voltage across different ranges. These meters are commonly found in industrial control panels, electrical testing equipment, and other environments where precise AC voltage readings are needed. If you're working on projects that require real-time monitoring of AC voltages in your system, these meters offer a reliable and straightforward solution. They come in handy for everything from diagnosing power issues in factory floors to ensuring compliance with safety standards in commercial buildings. One thing worth noting is their durability; they can withstand harsh conditions and provide consistent readings over time, making them a favorite among engineers who need a meter that will last. Another practical observation is how these meters complement digital multimeters (DMMs) in a setup. While DMMs offer more features and precision, analog meters like the TV4AVV series can provide a quick visual indication of voltage levels without the need for additional calibration steps. This makes them particularly useful in situations where a quick glance is all you need to det

TV4RVV test & measurement

The TV4RVV series from Simpson Electric Company is a line of analog panel meters designed specifically for measuring AC voltage across different ranges. If you're working on industrial control panels, power distribution boards, or any system that requires real-time AC voltage monitoring, these meters are a go-to solution. They offer a straightforward and reliable way to display voltage levels, making them invaluable for maintenance and troubleshooting. One thing worth noting is their durability and ease of installation. These meters are built to withstand harsh environments, which makes them suitable for outdoor applications or locations with high dust or moisture levels. Engineers tend to reach for this when they need a quick and accurate readout without the complexity of digital displays. Additionally, their analog design provides a clear visual representation of voltage fluctuations, which can be particularly useful during transient events or when you need to quickly assess the overall health of a power system

TV6DMA test & measurement

The TV6DMA series from Simpson Electric Company is a lineup of analog panel meters designed specifically for measuring DC current across different ranges. These meters are commonly found in industrial settings where precise current measurements are needed, such as in process control systems, automotive testing, and renewable energy installations. If you're working on any project involving electrical circuits that require accurate DC current readings, these meters could be invaluable. One thing worth noting is their robustness; they are built to withstand harsh environments, making them suitable for outdoor or industrial use where other types of meters might struggle. Engineers tend to reach for this when they need a reliable, easy-to-read display for monitoring currents without the complexity of digital meters. Another practical benefit is their ability to provide immediate visual feedback, which can be crucial during troubleshooting or routine maintenance