{"product_id":"iepe-interface-conversion-module-4ma-constant-current-source-adapter","title":"IEPE Interface Module – 4mA Constant Current Source Adapter, 5V","description":"\n\u003ch2\u003eIEPE Interface Conversion Module – 4mA Constant Current Source Adapter for Vibration \u0026amp; Acceleration Sensors\u003c\/h2\u003e\n\u003cp\u003eThis compact and easy-to-use \u003cstrong\u003eIEPE Interface Conversion Module\u003c\/strong\u003e is designed for engineers, researchers, and electronics enthusiasts who need a reliable constant current source adapter to interface IEPE-compatible vibration and acceleration sensors with standard data acquisition systems. Powered via 5V DC or a convenient Type-C connector, this module delivers stable, wide-bandwidth signal conditioning in a small form factor.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple IEPE Interface:\u003c\/strong\u003e Purpose-built constant current source adapter for vibration and acceleration sensors with minimal setup required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Signal Bandwidth:\u003c\/strong\u003e Small signal –3dB bandwidth of 0.25Hz–1MHz; –0.5dB bandwidth of 0.4Hz–0.6MHz — ideal for both low-frequency structural monitoring and high-frequency vibration analysis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Power Input:\u003c\/strong\u003e Accepts 5V DC supply or USB Type-C power, with a maximum power current of 80mA.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Constant Current Source:\u003c\/strong\u003e Floating voltage of 23.5V with a default current output of 4mA — meets standard IEPE\/ICP® sensor requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Signal Range:\u003c\/strong\u003e Maximum signal input range of 10Vpp; maximum signal output range of 5Vpp.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Impedance:\u003c\/strong\u003e Output impedance of 51Ω and minimum input impedance of 50KΩ for low-noise, accurate signal transfer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Versatile:\u003c\/strong\u003e Small board size makes it easy to integrate into test rigs, portable instruments, or DIY electronics projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e5V DC or Type-C USB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMax Power Current\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e80mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eConstant Current Source Floating Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e23.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDefault Constant Current\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMax Signal Input Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e10Vpp\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMax Signal Output Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e5Vpp\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e–3dB Bandwidth\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.25Hz – 1MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e–0.5dB Bandwidth\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.4Hz – 0.6MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e51Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMinimum Input Impedance\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e50KΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× IEPE Interface Conversion Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDue to variations in lighting and display settings, the actual color of the module may differ slightly from product images.\u003c\/li\u003e\n  \u003cli\u003ePlease allow a 1mm–1cm tolerance due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More\u003c\/h3\u003e\n\u003cp\u003eFor guidance on electronics safety standards and component specifications, visit the \u003ca href=\"https:\/\/www.nist.gov\/topics\/electronics\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST) – Electronics\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of sensors are compatible with this IEPE interface conversion module?\u003c\/h4\u003e\n\u003cp\u003eA: This module is designed to work with IEPE (Integrated Electronics Piezo-Electric) and ICP®-compatible vibration and acceleration sensors. These sensors are widely used in structural testing, machine condition monitoring, and vibration analysis applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I power this module using a standard USB Type-C phone charger?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The module accepts 5V DC power via a USB Type-C connector, so any standard 5V USB charger or power bank providing at least 80mA can be used to power it.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the significance of the 4mA constant current output?\u003c\/h4\u003e\n\u003cp\u003eA: The 4mA constant current is the standard excitation current specified for most IEPE\/ICP® sensors. Providing a stable 4mA ensures the sensor's internal electronics are correctly biased, resulting in accurate and low-noise signal output from the sensor to your data acquisition system.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this module suitable for high-frequency vibration measurements?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. With a –3dB bandwidth extending up to 1MHz and a –0.5dB bandwidth up to 0.6MHz, this module is well-suited for both low-frequency and high-frequency vibration and acceleration measurements across a broad range of applications.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of sensors are compatible with this IEPE interface conversion module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module is designed to work with IEPE (Integrated Electronics Piezo-Electric) and ICP®-compatible vibration and acceleration sensors. These sensors are widely used in structural testing, machine condition monitoring, and vibration analysis applications.\"}}, {\"@type\": \"Question\", \"name\": \"Can I power this module using a standard USB Type-C phone charger?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The module accepts 5V DC power via a USB Type-C connector, so any standard 5V USB charger or power bank providing at least 80mA can be used to power it.\"}}, {\"@type\": \"Question\", \"name\": \"What is the significance of the 4mA constant current output?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 4mA constant current is the standard excitation current specified for most IEPE\/ICP® sensors. Providing a stable 4mA ensures the sensor's internal electronics are correctly biased, resulting in accurate and low-noise signal output from the sensor to your data acquisition system.\"}}, {\"@type\": \"Question\", \"name\": \"Is this module suitable for high-frequency vibration measurements?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. With a –3dB bandwidth extending up to 1MHz and a –0.5dB bandwidth up to 0.6MHz, this module is well-suited for both low-frequency and high-frequency vibration and acceleration measurements across a broad range of applications.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Electronics \u0026 Tech\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/collections\/electronics-tech\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"IEPE Interface Module – 4mA Constant Current Source Adapter, 5V\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/products\/iepe-interface-conversion-module-4ma-constant-current-source-adapter\"}]}\u003c\/script\u003e","brand":"Vue","offers":[{"title":"Default Title","offer_id":48747271520448,"sku":"\u003cnone\u003e","price":280.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9338\/7968\/files\/S2e3a45dc02c54fc3ba06b7f4e2d1ac27b.webp?v=1786199161","url":"https:\/\/vueselect.com\/products\/iepe-interface-conversion-module-4ma-constant-current-source-adapter","provider":"Vue","version":"1.0","type":"link"}