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Multifunction Digital Panel Meter Voltmeter AC DC Ammeter Frequency Meter

$10.88 Min. Order: 200 pieces

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6IN1 Din Rail AC Monitor 110V 220V 380V 100A Voltage Current Power Factor Active KWH Electric Energy Frequency Meter

$9-11 Min. Order: 5 pieces

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Three-Phase Six-in-One LCD Display Multifunctional Electric Meter Measures Current Voltage Power Frequency 30A Rated 0-9999.9

$4.90 Min. Order: 100 pieces

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Factory Supply Vibrating Reed Hz Frequency Meter

$2-10 Min. Order: 10 pieces

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ADM F96 Digital Display Frequency Meter 140V-260VAC Single Phase 50HZ Frequency Meters

$5-9 Min. Order: 10 pieces

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Factory High Quality Digital Frequency Meter

$8 Min. Order: 5 pieces

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80A Maximum Current RS485 Communication kWh Power Consumption Din Rail Frequency Energy Meter Single Phase Energy Meters

$3.34-3.60 Min. Order: 5 pieces

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BE-96 55-65Hz 450/100V Panel Analog Hz Frequency Meter

$18-20 Min. Order: 5 pieces

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DC7.5V-10V Remote Control Wireless Frequency Meter Counter for Car Auto Key Detector Cymometer Power Supply Cable

$8.03-9.40 Min. Order: 1 piece

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Electrical Frequency Meter with Standard Size Easy to Install for HZ LED Display

$4-6 Min. Order: 10 pieces

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PD194Z E20 Multifunction Current Voltage Frequency Meter

$129-160 Min. Order: 1 piece

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SPD194E-9S4 Three Phase Electricity Special LCD Digital Power Meter RS485 380V/100V Current Voltage Frequency Meter Active

$85-90 Min. Order: 1 piece

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Digital Frequency Volt Ampere and Power Combined Meter PA194UIF 9K4 Multimeter with Class 0.5 Accuracy 500V/5A

$12-15 Min. Order: 10 pieces

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72*72mm Analog Hz Meter and Frequency Meter Measures 45-65Hz Display Type Analog Only

$4 Min. Order: 1000 pieces

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6L2 High Precision Frequency Meter 2 Voltmeter & Amperemeter AC Panel 5A 10A 450V for Industrial Use

$1.76-1.91 Min. Order: 5 pieces

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Analog Double Pointer-type Frequency Meter for AC Current 50 – 60 Hz Analog Panel Meter

$20-50 Min. Order: 20 pieces

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ST17Hz Square Frequency Meter 20-75Hz Monitoring 5 Color Options LED Display Frequency Indicator Frequency Monitor 22mm Hole

$2.99 Min. Order: 10 pieces

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Plc Digital AC Power Generator Frequency Meter Guage with control Bulk Supply

$58-496 Min. Order: 1 piece

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Reed Type Frequency Meter 230V Hz Frequency Meter 45~65Hz Analog Panel Meter

$2.86-3.58 Min. Order: 50 pieces

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High Quality Small Digital Tube Voltmeter Indicator Light Circular Digital Tube Frequency Meter LED Electronic Measurement

$0.40 Min. Order: 100 pieces

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CH 72 3 Phase Digital Display Panel Meter AC 220V 380V Volt Amp Hz Frequency Meter Power Monitoring Energy Analyzer

$3.88-7.10 Min. Order: 1 piece

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AC50V to AC500V 120A Dual Display Voltage and Current Frequency Meter CH72 CH 72

$5.50 Min. Order: 5 pieces

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D52 Digital Energy Frequency Meter 6 In 1 AC Monitor Single Phase LCD Volt Amp KWH Frequency Meter

$4.50 Min. Order: 100 pieces

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6IN1 Din Rail Electric Energy Frequency Meter AC Monitor 40 300V 100A Active KWH Meter Plastic Voltage Current Power Factor

$4.90-5.50 Min. Order: 1 piece