{"product_id":"ac-ammeter-voltmeter-din-rail-digital-display-20-500v-0-100a","title":"AC Ammeter Voltmeter DIN Rail Digital Display 20-500V 0-100A","description":"\u003ch2\u003eC45-2042VA DIN Rail AC Ammeter \u0026amp; Voltmeter — Dual Digital Display\u003c\/h2\u003e\n\u003cp\u003eMonitor your electrical systems with confidence using this compact \u003cstrong\u003eDIN Rail AC Ammeter and Voltmeter\u003c\/strong\u003e. Measuring AC voltage from \u003cstrong\u003e20–500V\u003c\/strong\u003e and current from \u003cstrong\u003e0–100A\u003c\/strong\u003e, this dual-function instrument delivers accurate, real-time readings for industrial, commercial, and residential electrical panels — all on a bright, easy-to-read LED display.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Measurement:\u003c\/strong\u003e Simultaneously reads AC voltage (20–500V) and current (0–100A) for comprehensive monitoring of electrical systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Definition LED Display:\u003c\/strong\u003e Wide viewing angle with large, clear digits — readable at a glance even in busy panel environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard DIN Rail Mount:\u003c\/strong\u003e Designed for a 2P position on a standard 35mm DIN rail (IEC 60715). Compact 85×50×37mm body fits neatly in existing enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple Wiring:\u003c\/strong\u003e Clearly labeled terminals and included current transformer make installation straightforward — no specialist tools required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlame-Retardant PC\/ABS Housing:\u003c\/strong\u003e High-quality, impact-resistant polycarbonate and ABS construction ensures long-term durability and safe continuous operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Suitable for monitoring AC voltage and current in switchboards, distribution panels, generators, and building electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC45-2042VA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC Voltage \u0026amp; Current\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC 20–500V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–100A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital LED\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard 35mm DIN Rail (2P position)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85 × 50 × 37 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePC \/ ABS flame-retardant\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot required\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × AC Ammeter\/Voltmeter (C45-2042VA)\u003c\/li\u003e\n  \u003cli\u003e1 × Current Transformer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Important Usage Notice\u003c\/h3\u003e\n\u003cp\u003eThis instrument is designed for standard AC sinusoidal circuits only. \u003cstrong\u003eDo not use\u003c\/strong\u003e to measure batteries, electric vehicles, circuits with frequent starts, non-sinusoidal inverters, soft starters, or variable frequency drives — doing so may damage the unit.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0–10\/0–12\/0–25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage and current ranges does this DIN rail ammeter voltmeter measure?\u003c\/h4\u003e\n\u003cp\u003eA: The C45-2042VA measures AC voltage from 20V to 500V and AC current from 0 to 100A, making it suitable for a broad range of residential, commercial, and light industrial electrical panel applications.\u003c\/p\u003e\n\u003ch4\u003eQ: What DIN rail size is required for installation?\u003c\/h4\u003e\n\u003cp\u003eA: This meter is designed to snap onto a standard 35mm DIN rail (IEC 60715) in a 2-pole (2P) mounting position. The compact 85×50×37mm body fits into most standard distribution boards and enclosures.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this meter be used with inverters or variable frequency drives?\u003c\/h4\u003e\n\u003cp\u003eA: No. This instrument is only suitable for standard sinusoidal AC circuits. It should not be used with non-sinusoidal inverters, soft starters, variable frequency drives, batteries, or circuits with frequent high-load starts, as these can cause inaccurate readings or damage to the unit.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this ammeter voltmeter require a battery to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No battery is required. 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