{"product_id":"tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-laser-noise-free-cable-tracing-poe-voltage-qc-crimp-test","title":"TOOLTOP ET636\/ET638 Ethernet Cable Tester Multimeter Optical Power Meter Red optical Noise-free Cable Tracing POE Voltage QC Crimp Test","description":"\u003csection data-tufzen-geo-summary=\"v1\" class=\"tufzen-product-summary\"\u003e\u003ch2\u003eProduct Summary\u003c\/h2\u003e\n\u003cp\u003eTOOLTOP ET636\/ET638 Ethernet Cable Tester Multimeter Optical Power Meter Red optical is a digital measurement tool selected for measuring voltage, current, resistance and common electrical parameters. It is suitable for electricians, repair users and electronics hobbyists who need practical electronics hardware for reliable project work.\u003c\/p\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003emeasuring voltage, current, resistance and common electrical parameters\u003c\/li\u003e\n\u003cli\u003eelectronics repair, home electrical checks and bench testing\u003c\/li\u003e\n\u003cli\u003eElectronics testing, repair, prototyping and maker workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWho is this product for?\u003c\/strong\u003e It is intended for electricians, repair users and electronics hobbyists.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before buying?\u003c\/strong\u003e Review the product options, specifications, included accessories and compatibility details on this page.\u003c\/p\u003e\u003c\/section\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px\"\u003e\u003cstrong\u003eLink for Remote ID\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003e:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size:16px\"\u003ehttps:\/\/www.TUFZEN.com\/item\/1005007993146939.html\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eNote: The ET636 model does not come with a multimeter function. Please confirm before purchasing!!!\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1. Multifuction Network Cable Tester + Multimeter + Optical Power Meter +10W Vistal Fault Locator 4 in 1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e2. Ethernet, telephone and coaxial video cable length measurement,up to 600 meters\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e3. Powerful network cable analysis function: open circuit, short circuit, crossover and crystal head crimping test\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e4. Professional multi-function multimeter, display up to 60,000 digits (only for ET638)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e5. 6dBm to -70dBm optical power meter design, compatible with ST, SC, FC interfaces\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e6. Equipped with red optical emission function, the optical fiber transmission distance can reach 10KM, for visual positioning of breakpoints\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e7. Scan(line finding ),is noise-free and anti-interference, quickly find the target line in complex lines, support RJ45 BNC TEL Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e8. Innovative engineering accounting function, which can retain up to 100 length records and calculate network costs\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e9. Support Chinese, English, German, Spanish display, more in line with user needs\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e10. Both the host and the line finder are powered by rechargeable lithium batteries, more environmentally friendly and efficient.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eName: Multifuction Network Cable Tester\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDisplay: 3.2 inche 240*320 color screen\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003ePower supply: 1500mAH(Host) \/ 800mAH(Receiver) Lithium Battery\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eSize:Host 187 * 86 * 34mm \/ Receiver 197 * 47 * 36mm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eNetwork Cable Tester\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eCable Length:Network cable (600M), telephone line (400M), coaxial cable (400M)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eLength self-calibration: Support\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDigital Tracing: Digital mode (ET636) , Digital and vibration mode(ET638)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eCable Mapping: Normal\/Open\/Short\/Cross\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eQC Crimping: Support\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eNCV: Support\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eReceiver: Sensitivity adjustable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eSwitch Flash: 10M\/100M\/1000M\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003ePOE Test: Voltage\/polarity\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eRemote ID: ID1-15 (for option)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eAccount: 100 records storage\/unit price\/amount\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eVisual Fault Locator(VFL)\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-size:16px\"\u003e:10wm, about 10kM, ON 1Hz\/2Hz\/OFF\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eOptical Meter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eMeasurement range:-70.00-6.00 dBm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eOptical power display: mW\/uW\/nW\/dBm\/dB\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eInterface: ST, SC, FC\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eStandard wavelength: 850,980,1300,1310,1490,1550,1625nm\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eMultimeteronly for ET638\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDisplay: 60000 counts\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDC Voltage: 600.00mV-1000V (±0.5%+0.3)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eAC Voltage: 600.00mV-750V (±0.8%+0.5)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDC Current: 600.00mA-10A (±1%+0.4)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eAC Current: 600.00mA-10A (±1%+0.4)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eResistance: 600.00 ohm-60M ohm (±1%+0.6)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eCapacitance: 6.0000nF-60MF (±2%+0.6)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eFrequency: 6.0000Hz-6MHz (±1%+0.1)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eContinuty: \u0026lt;10 ohm ,buzzer sounds\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eDiode: support\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003eFuse: CE 5*20mm 10A\/100V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eET636 kit List:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Network Cable Tester \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Receiver\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x USB Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x RJ45 Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Crocodile Clip \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x English User Manual\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Storage Bag\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eET638 kit List:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Network Cable Tester \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Receiver\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x USB Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x RJ45 Cable\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Crocodile Clip \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Multimeter Test Leads\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x English User Manual\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e1 x Storage Bag\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-1.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-2.webp?v=1779193039\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-3.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-4.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-5.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-6.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-7.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-8.webp?v=1779193039\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-9.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-10.webp?v=1779193039\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-11.webp?v=1779193039\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-12.webp?v=1779193038\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-13.webp?v=1779193039\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7674\/3938\/files\/tufzen-tooltop-ethernet-cable-tester-multimeter-optical-power-meter-red-optical-noise-fre-14.webp?v=1779193039\" loading=\"lazy\" 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