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<title><![CDATA[EC21 Product Catalogs - high negative]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/high_negative--2717/1/high negative.html]]></link><item>
<title><![CDATA[Secure Seal Tester]]></title><link><![CDATA[https://sookiecanneed.en.ec21.com/Secure_Seal_Tester--12024209_12034886.html]]></link><description><![CDATA[Negative Pressure Method.Made from anodized aluminium, stainless steel, and plastic materials, solid and durable.Equipped with Pressure Reducing Valve inside the machine, setting the max. testing pre]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[YH800F Portable Fully Automatic Pressure Calibration Device]]></title><link><![CDATA[https://yuanhuatc66.en.ec21.com/YH800F_Portable_Fully_Automatic_Pressure--12022422_12022441.html]]></link><description><![CDATA[high-definition 7-inch color touch screen. It can help workers quickly and efficiently complete the calibration of various process instruments such as pressure gauges, pressure transmitters, pressure]]></description><pubDate><![CDATA[20241105]]></pubDate></item>
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<title><![CDATA[Multi Channel Ultrasonic Flaw Detector]]></title><link><![CDATA[https://ajrndt.en.ec21.com/Multi_Channel_Ultrasonic_Flaw_Detector--11973711_11973720.html]]></link><description><![CDATA[high gain applications, a spike pulser for applications requiring higher frequencies, and a tunable square wave pulser to optimize penetration on thick or highly attenuating materials.
The instrument]]></description><pubDate><![CDATA[20240723]]></pubDate></item>
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<title><![CDATA[Master Meter Gas Flow Calibration System]]></title><link><![CDATA[https://tnmacalibration.en.ec21.com/Master_Meter_Gas_Flow_Calibration--11926262_11926263.html]]></link><description><![CDATA[The master meter method gas flow standard device
adopts four high-precision gas turbine flowmeters produced by Elster GmbH, Germany.These flowmeters serve as standard instruments for the calibration ]]></description><pubDate><![CDATA[20240417]]></pubDate></item>
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<title><![CDATA[Automatic Safety Test System]]></title><link><![CDATA[https://lisungroup1.en.ec21.com/Automatic_Safety_Test_System--9657760_11802784.html]]></link><description><![CDATA[high voltage output is a negative voltage, and the ground is a positive. When testing capacitance, there is a charging process when voltage is applied to both ends of the capacitor. At this time, the]]></description><pubDate><![CDATA[20230907]]></pubDate></item>
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<title><![CDATA[NAVLF Ultra-low Frequency High Voltage Generator]]></title><link><![CDATA[https://nanaoelec.en.ec21.com/NAVLF_Ultra_low_Frequency_High--10586964_10725175.html]]></link><description><![CDATA[high-voltage generator voltage connection via low voltage, photoelectric control, safety and reliability. 
5, Using a high-pressure closed-loop negative feedback control circuit, the output capacity ]]></description><pubDate><![CDATA[20180827]]></pubDate></item>
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<title><![CDATA[Surge Generator]]></title><link><![CDATA[https://lisungroup7.en.ec21.com/Surge_Generator--11882688_11882701.html]]></link><description><![CDATA[Negative or Automatic switchingPhase ShiftAsynchronous, Synchronization 0°~ 360° or Specific AngleSpecial FunctionN/ABuilt-in High voltage and current 2000:1 attenuator probe (6KV or less than 6KV ]]></description><pubDate><![CDATA[20240102]]></pubDate></item>
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<title><![CDATA[New NDT Systems Bondascope 3100 Ultrasonic Bond]]></title><link><![CDATA[https://117714.en.ec21.com/New_NDT_Systems_Bondascope_3100--11801594_11801603.html]]></link><description><![CDATA[high frequencies, the Bondascope 3100 easily evaluates the most difficult composite test objects. Whether you are inspecting honeycomb composite, metal-to-metal bonds, or laminate composite, the Bond]]></description><pubDate><![CDATA[20230604]]></pubDate></item>
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<title><![CDATA[100V 120A 18650 Finished Battery Pack 100v200a 300a Tester for Lithium Battery Pack Assembly Line]]></title><link><![CDATA[https://aitop2018.en.ec21.com/100V_120A_18650_Finished_Battery--11585406_11639412.html]]></link><description><![CDATA[high current discharge of the battery triggers the discharge over-current protection function of the battery protection board.5. Short circuit protection: test the battery positive and negative short]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[High Voltage Lightning Surge Generator]]></title><link><![CDATA[https://15317383997.en.ec21.com/High_Voltage_Lightning_Surge_Generator--11812738_11812759.html]]></link><description><![CDATA[Negative or Positive/Negative automaticPhase ShiftAsynchronous, Synchronization 0°~ 360° or Specific AngleSpecial FunctionN/ABuilt-in High voltage and current 2000:1 attenuator probe (Less than 10K]]></description><pubDate><![CDATA[20231024]]></pubDate></item>
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<title><![CDATA[IEC61000-4-5 Lightning Surge Generator]]></title><link><![CDATA[https://pegogroup.en.ec21.com/IEC61000_4_5_Lightning_Surge--11421920_11421956.html]]></link><description><![CDATA[high-strength plug in the panel, EUT can connect with the equipment convenient and reliable. 
6. 
Monitoring the work voltage and current of the EUT. Overvoltage protection and overcurrent protection]]></description><pubDate><![CDATA[20210729]]></pubDate></item>
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<title><![CDATA[Gas Pycnometer Analyzer G-DenPyc 2900]]></title><link><![CDATA[https://goldapp.en.ec21.com/Gas_Pycnometer_Analyzer_G_DenPyc--9431275_9269540.html]]></link><description><![CDATA[negative pressure (0-1Bar) or positive pressure (1-2Bar) two modes to analysis
Accuracy: accuracy ±0.02%, repeatability ±0.01%, resolution can reach 0.0001 g/cc
Sample Ports: three samples analysis]]></description><pubDate><![CDATA[20240118]]></pubDate></item>
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<title><![CDATA[Digit LED Tube Voltage Current Power Meter Display HN-24SX]]></title><link><![CDATA[https://aoyijenny.en.ec21.com/Digit_LED_Tube_Voltage_Current--8875633_8878842.html]]></link><description><![CDATA[Digit LED tube Voltage current power meter display HN-24SN
SPECIFICATIONS :
l Quick response and High precision
l High quality but low cost
l One-row,three and half digit LED nixie tube(0.8 inch) dis]]></description><pubDate><![CDATA[20210619]]></pubDate></item>

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