{"product_id":"dc-ac-current-detection-module-overcurrent-relay-protector","title":"DC \u0026 AC Current Detection Module | Overcurrent Relay Protector","description":"\n\u003ch2\u003eDC \u0026amp; AC Current Detection Module with Overcurrent, Overload \u0026amp; Undercurrent Protection\u003c\/h2\u003e\n\u003cp\u003eThis compact embedded current detection module is designed for engineers, hobbyists, and automation professionals who need precise, reliable current monitoring in both DC and AC circuits. With built-in overload, overcurrent, and undercurrent protection plus delay relay control, this module helps safeguard equipment and automate circuit responses — all in a sleek panel-mount enclosure.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Detection (DC \u0026amp; AC):\u003c\/strong\u003e Monitors DC current from 0–10A and AC current from 0–30A, making it highly versatile for a wide range of applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Detection Accuracy:\u003c\/strong\u003e Precise 0.01A resolution ensures dependable readings for sensitive circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelay Passive Contact Output:\u003c\/strong\u003e Clean relay output for seamless integration into control systems, alarms, or automatic shutoffs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Power Supply:\u003c\/strong\u003e Operates on DC 5–30V or AC 220V (optional) to suit various system configurations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Functions reliably from -5°C to 60°C (non-condensing) for use in diverse environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEmbedded Panel-Mount Design:\u003c\/strong\u003e Compact form factor (shell dimensions: 78.1 × 42.6 × 24.8 mm) fits neatly into control panels and enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvercurrent, Overload \u0026amp; Undercurrent Protection:\u003c\/strong\u003e Detects abnormal current conditions and triggers the relay output to protect connected equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDelay Relay Control:\u003c\/strong\u003e Adjustable delay function reduces nuisance tripping and adds flexibility to your protection logic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eRelay Passive Contact\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDC Detection Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e0–10A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAC Detection Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e0–30A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eDC 5–30V \/ AC 220V (optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDetection Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e0.01A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eInstallation Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e76 × 39 × 23 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eShell Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e78.1 × 42.6 × 24.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMounting Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eEmbedded \/ Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e-5°C to 60°C (no condensation)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eMainland 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× Current Detection Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eColor may vary slightly from images due to screen and lighting differences.\u003c\/li\u003e\n  \u003cli\u003ePlease allow 1–10 mm dimensional tolerance due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety standards relevant to control modules and relay devices, visit the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Resource\u003c\/a\u003e. Additional information on low-voltage electrical equipment standards can be found at NIST Electrical Topics.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of circuits can this current detection module be used with?\u003c\/h4\u003e\n\u003cp\u003eA: This module supports both DC circuits (0–10A range) and AC circuits (0–30A range), making it suitable for a wide variety of automation, industrial control, and DIY electronics applications. It works with power supplies ranging from DC 5–30V or AC 220V.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the delay relay function work?\u003c\/h4\u003e\n\u003cp\u003eA: The delay relay feature allows a configurable time delay before the relay output triggers in response to a detected overcurrent, overload, or undercurrent condition. This helps prevent false tripping caused by brief, transient current spikes, improving the reliability of your protection system.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module easy to install in a control panel?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The module is designed for embedded panel-mount installation with installation cutout dimensions of 76 × 39 × 23 mm. Simply cut an appropriately sized opening in your enclosure, insert the module, and secure it in place — no complex mounting hardware required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the detection accuracy of this module?\u003c\/h4\u003e\n\u003cp\u003eA: The module offers a detection accuracy of 0.01A, providing fine-grained current monitoring suitable for applications where precise current thresholds are critical to equipment protection.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of circuits can this current detection module be used with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module supports both DC circuits (0–10A range) and AC circuits (0–30A range), making it suitable for a wide variety of automation, industrial control, and DIY electronics applications. 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