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<title><![CDATA[EC21 Product Catalogs - 4 port]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/4-port--2717/1/4 port.html]]></link><item>
<title><![CDATA[Medical Insulation Detector]]></title><link><![CDATA[https://maiyue.en.ec21.com/Medical-Insulation-Detector--12030943_12030951.html]]></link><description><![CDATA[4-6 hours, overcharge protection, continuous working time ≥48 hours;
★Connecting end: multi-specification, can connect different diameter electrical port of the instrument;
★Operation setting: ]]></description><pubDate><![CDATA[20250226]]></pubDate></item>
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<title><![CDATA[Megger S1-1068 10kV Insulation Resistance Tester, Digital/Analog]]></title><link><![CDATA[https://toolshed.en.ec21.com/Megger-S1-1068-10kV-Insulation--12045274_12045369.html]]></link><description><![CDATA[port and electrical noise rejection filters (up to 8mA) make the Megger S1-1068 an ideal 10kV insulation resistance tester to be used within hostile environments such as:
Areas prone to electrical ar]]></description><pubDate><![CDATA[20250226]]></pubDate></item>
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<title><![CDATA[Vector Network Analyzer]]></title><link><![CDATA[https://allen840817.en.ec21.com/Vector-Network-Analyzer--12024220_12024235.html]]></link><description><![CDATA[VNA485P, Vector Network Analyzer
-100KHz
~ 8.5GHz, N type, 2 or 4 RF ports
-DR:135dB,8.5GHz
-Ultra-low trace
noise: &lt;0.005dBrms (IFBW 70kHz)
-SOLT、SOLR、TRL…
-TDR、E-TDR, Port Extension, Fixtur]]></description><pubDate><![CDATA[20241113]]></pubDate></item>
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<title><![CDATA[Smoke Alarm Production Test Tunnel]]></title><link><![CDATA[https://mimayijingaile0.en.ec21.com/Smoke-Alarm-Production-Test-Tunnel--11987076_11987127.html]]></link><description><![CDATA[setting speed, from 0 – 1.2 m/s
9．Smoke rising rate: preset 0.005dB/m, can
be set in the software.
Send Obscuration value to
com port via Modbus RTU. client can read the value via RS 485
]]></description><pubDate><![CDATA[20241019]]></pubDate></item>
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<title><![CDATA[Portable Hardness Tester]]></title><link><![CDATA[https://ajrndt.en.ec21.com/Portable-Hardness-Tester--11973711_12009824.html]]></link><description><![CDATA[4
Nylon brush A
1
5
Small support ring
1
6
Manual
1
7
Data Software
1
8
USB cable
1
9
Carry Case
1
10
Operating instruction
1
11
Calibration Certification
1
12
Guarantee Card
1
Optional Configuration]]></description><pubDate><![CDATA[20240925]]></pubDate></item>
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<title><![CDATA[2 Axis 2 Frame POD Multiple Spectral Electro Optic Camera Sensor 4.5kg]]></title><link><![CDATA[https://leadir.en.ec21.com/2-Axis-2-Frame-POD--11958808_11958803.html]]></link><description><![CDATA[port
Communication Interface
RS422/RS232/Ethernet
Visible Light 
Resolution
1920*1080
Operating Waveband Range
0.4~0.7μm
Optical Lens
4.3~129mm continuous zoom
FOV
2.34° 
X 1.32
° 
~63.1
° 
X 35.]]></description><pubDate><![CDATA[20240628]]></pubDate></item>
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<title><![CDATA[GS-SW640171550-C1-CL Cooled SWIR Camera]]></title><link><![CDATA[https://gatherstar.en.ec21.com/GS-SW640171550-C1-CL-Cooled--11943440_11943459.html]]></link><description><![CDATA[40 x 512
Pixel size 
15μm
Active area 
9.6mm x 7.68mm
Quantum efficiency 
&gt;70%@（1.0μm-1.6μm）
Pixel o perability 
＞99.5%
Cooler type 
TE1
Maximum frame rate 
50Hz
ROI 
Supports ROI at any pos]]></description><pubDate><![CDATA[20240530]]></pubDate></item>
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<title><![CDATA[Hot Sales of ELK4 Series Short Circuit and Fault Indicator]]></title><link><![CDATA[https://snova17.en.ec21.com/Hot-Sales-of-ELK4-Series--10349802_10349815.html]]></link><description><![CDATA[EKL 3, 4 series short circuit and ground fault indicator
This series of products can be widely used in power sys tem, all kinds of ring network cabinet, high voltage switch cabinet and cable branch b]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
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<title><![CDATA[Fluke 754 Documenting Process Calibrator and Hart Instrumentation]]></title><link><![CDATA[https://endangsurvey.en.ec21.com/Fluke-754-Documenting-Process-Calibrator--11329183_11550830.html]]></link><description><![CDATA[port and new accessories to complete the package.
For documentation, the 754 automates calibration procedures and captures your data. And, of course, it helps you meet rigorous standards like ISO 900]]></description><pubDate><![CDATA[20240408]]></pubDate></item>
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<title><![CDATA[Tensile Tester for Packaging Tensile Strength Testing Instrument Tear Tester Peel Sterngth Tester]]></title><link><![CDATA[https://celtec.en.ec21.com/Tensile-Tester-for-Packaging-Tensile--9267523_9296157.html]]></link><description><![CDATA[port facilitates seamless data communication with optional professional software.
Major Standards
The TST-01 Tensile Tester conforms to international standards including ISO 37, ASTM D882, ASTM E4, A]]></description><pubDate><![CDATA[20240325]]></pubDate></item>
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<title><![CDATA[MDKW-SL Gas Meter Real Flow Recirculation Calibration Facility]]></title><link><![CDATA[https://royreal.en.ec21.com/MDKW-SL-Gas-Meter-Real--11907986_11909844.html]]></link><description><![CDATA[4. Gas meter intelligent calibration and gas intelligent replacement, one-key control, easy and efficient
5. Support LED optical pulse signal, serial port and infrared communication and other smart g]]></description><pubDate><![CDATA[20240308]]></pubDate></item>
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<title><![CDATA[FTT-01 Film Thickness Tester]]></title><link><![CDATA[https://materialstests.en.ec21.com/FTT-01-Film-Thickness-Tester--11896648_11896651.html]]></link><description><![CDATA[4. Capable of storing test results and micro printing.
5. Offers an RS232 port with software compatibility. (optional)
6. Both manual sample feeding and automatic feeding can be added. (optional)
Thi]]></description><pubDate><![CDATA[20240202]]></pubDate></item>
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<title><![CDATA[Automatic Capacitance and Dissipation Factor Test Set]]></title><link><![CDATA[https://hengfengtest.en.ec21.com/Automatic-Capacitance-and-Dissipation-Factor--11895397_11895406.html]]></link><description><![CDATA[4-Channel…
Features
1. Digital backlit LCD screen.
2. Multiple automatic double vairable frequency , which can effectively resist the frequency interference of test site and ensure the accuracy and]]></description><pubDate><![CDATA[20240130]]></pubDate></item>
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<title><![CDATA[Multi-channel Multi-function Intelligent Temperature and Humidity Itinerant Detector]]></title><link><![CDATA[https://tadt2023.en.ec21.com/Multi-channel-Multi-function-Intelligent--11689589_11689607.html]]></link><description><![CDATA[4-bit high-precision sampling channels, each channel can be independently configured, supporting four input modes, thermocouple,platinum resistance, humidity sensor and analog quantity; when configur]]></description><pubDate><![CDATA[20221209]]></pubDate></item>
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<title><![CDATA[Intelligent Temperature Measuring Machine]]></title><link><![CDATA[https://auroraguoxia12.en.ec21.com/Intelligent-Temperature-Measuring-Machine--11599950_11770469.html]]></link><description><![CDATA[port serial port, Wiegand 26, 34 output and input, and output content supports configuration;
Support relay switch signal, access control management, safe and worry-free;
Support the local storage of]]></description><pubDate><![CDATA[20230417]]></pubDate></item>
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<title><![CDATA[New Olympus BondMaster 600 Multimode Bond Tester]]></title><link><![CDATA[https://117714.en.ec21.com/New-Olympus-BondMaster-600-Multimode--11801594_11801602.html]]></link><description><![CDATA[40 VAC, 50 Hz to 60 Hz
Inputs and OutputsOne USB 2.0 peripheral port, one standard VGA analog output port, one 15-pin I/O port (male) with analog output, 3 alarm outputs.Environmental ConditionsOpera]]></description><pubDate><![CDATA[20230604]]></pubDate></item>
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<title><![CDATA[Futina Metal Electrical Power Distribution Box B Series]]></title><link><![CDATA[https://futinaswitch.en.ec21.com/Futina-Metal-Electrical-Power-Distribution--11637911_11862326.html]]></link><description><![CDATA[4001, ISO9001
Warranty
5-10 years
MOQ
500
Supply Ability
100,000 Piece/Pieces per Month
Packaging Details
Carton packing: 1pcs/box, 10pcs/ctn
Port
Shunde, Guangdong, China
Highlight Of Metal electric]]></description><pubDate><![CDATA[20231103]]></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[4. Maximum charging current (20A), discharge current (120A). (can be customized according to requirements)5. Programmable control of test items.6. Friendly human-computer interface.7. Support one upp]]></description><pubDate><![CDATA[20240109]]></pubDate></item>
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<title><![CDATA[Gold Supplier Programmable Constant Temperature and Humidity Testing Machine]]></title><link><![CDATA[https://lituotest.en.ec21.com/Gold-Supplier-Programmable-Constant-Temperature--11372570_11372574.html]]></link><description><![CDATA[ported French taikang compressor, environmental refrigerant 404A R23, aluminum fin evaporator, aluminum fin condenser, easy to remove the front cooling system cooling port, easy to clean10. Temperatu]]></description><pubDate><![CDATA[20210424]]></pubDate></item>
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<title><![CDATA[Carbon Dioxide Volume Tester]]></title><link><![CDATA[https://celtec2.en.ec21.com/Carbon-Dioxide-Volume-Tester--11854816_11854820.html]]></link><description><![CDATA[40 seconds ➔ Recording the stabilized 
MPa pressure (while measuring liquid temperature) ➔ Obtaining the carbon 
dioxide gas capacity test results.
Technical Features 
1.This unit is under precis]]></description><pubDate><![CDATA[20231016]]></pubDate></item>
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<title><![CDATA[SOBEKK E300 Manual Video Measuring Machine]]></title><link><![CDATA[https://sobek.en.ec21.com/SOBEKK-E300-Manual-Video-Measuring--10029761_10670520.html]]></link><description><![CDATA[ports different file formats of data output such as Word, Excel, CAD etc. DXF import for quick inspection.
Model
E200
E300
E400
E500
/
S300
Z axis auto
S400
Z axis auto
S500
Z axis auto
EP200 3D prob]]></description><pubDate><![CDATA[20210222]]></pubDate></item>
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<title><![CDATA[2-IN-1 Digital Sound Level Meter Data Logger LD8506]]></title><link><![CDATA[https://ldmeter.en.ec21.com/2-IN-1-Digital-Sound--9759326_9810471.html]]></link><description><![CDATA[4 ors 114dB
Display:3-1/2 digital LCD with analog bar-graph
Outputs:AC/DC signal output from earphone jack
AC=1Vrms ,DC=10mV/dB
Output port: Micro USB 
Power: One 9V battery or DC 9V
Data logger Memo]]></description><pubDate><![CDATA[20210415]]></pubDate></item>
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<title><![CDATA[LVLP Linear DC Power Supply]]></title><link><![CDATA[https://idealtek.en.ec21.com/LVLP-Linear-DC-Power-Supply--9605857_9605884.html]]></link><description><![CDATA[port: RS232/RS485 for connection with computer to be remote controlled &amp; monitored by computers (optional)
Analog signal: 0 ~ 5V (10V) or 4 ~ 20mA analog signal for output voltage &amp; current control (]]></description><pubDate><![CDATA[20151002]]></pubDate></item>
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<title><![CDATA[V9000 Series Test Modules]]></title><link><![CDATA[https://xinertel.en.ec21.com/V9000-Series-Test-Modules--10761704_10761735.html]]></link><description><![CDATA[port of larger number of streams, higher port density and larger traffic capture memoryV9000 Series offer a best cost-effectivetest solution.
V9000 Series support a full IPv4/IPv6 stack. Each port ca]]></description><pubDate><![CDATA[20190419]]></pubDate></item>
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<title><![CDATA[Nirun Cone Plate Viscometer Price]]></title><link><![CDATA[https://kobebean24.en.ec21.com/Nirun-Cone-Plate-Viscometer-Price--11076331_11076336.html]]></link><description><![CDATA[cone plate viscometer price
1.7 inch touch screen:rich information and easy to operate
2.DV Software(optional):record flow profile
3.Shear rate and shear stress displayed
4.Anti-static shell and meta]]></description><pubDate><![CDATA[20200310]]></pubDate></item>
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<title><![CDATA[Automatic Melting Point Tester]]></title><link><![CDATA[https://jiahang1.en.ec21.com/Automatic-Melting-Point-Tester--11600339_11776721.html]]></link><description><![CDATA[port
Magnification:
7
Processing capacity:
4 pieces/batch (four samples can be made at the same time)
Power supply:
220V 50HZ power: 120W.
3. Automatic Melting Point Tester Feature
1: With refrigerat]]></description><pubDate><![CDATA[20230426]]></pubDate></item>
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<title><![CDATA[E5071C ENA Vector Network Analyzers]]></title><link><![CDATA[https://dgqihang.en.ec21.com/E5071C-ENA-Vector-Network-Analyzers--11851310_11851311.html]]></link><description><![CDATA[of Built-In Ports:2 or 4 portsNumber of Internal Sources:n/aOperating System:n/aOutput Power:10 dBmType:n/aTrace Noise:0.003 dB rms (70 kHz IFBW)Type:BenchtopVNA Series:ENAVNA Type:Benchtop
]]></description><pubDate><![CDATA[20231007]]></pubDate></item>
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<title><![CDATA[DL400 Pro Smart Screen Tester]]></title><link><![CDATA[https://szdianliang.en.ec21.com/DL400-Pro-Smart-Screen-Tester--11842634_11842635.html]]></link><description><![CDATA[400 Pro Smart Screen Tester: One machine with multiple tests supports 8 in one; 2.8-inch large screen in the same body is not covered; Apple series, Huawei series; Honor series, Xiaomi series; Samsun]]></description><pubDate><![CDATA[20230908]]></pubDate></item>
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<title><![CDATA[China MIL-STD-810H Military Standard Dual Blowing Dust Sand Proof Resistance Test Chamber Machine]]></title><link><![CDATA[https://enviclonetestchamber.en.ec21.com/China-MIL-STD-810H-Military--11887764_11887766.html]]></link><description><![CDATA[4200 x 220045kW2. Specification3. PerformanceTemperature Range23°C~70°CTemperature Deviation≤ ±2°CHumidity＜ 30%R.HAir Velocity1.5 ~ 8.9 m/s (blown dust)18.0 ~ 29.0 m/s (blown sand)Concentrati]]></description><pubDate><![CDATA[20240114]]></pubDate></item>
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<title><![CDATA[Machine Used Engine Oil Lubricating Oil Quality Analysis Device]]></title><link><![CDATA[https://checkoil88.en.ec21.com/Machine-Used-Engine-Oil-Lubricating--1849796_4324628.html]]></link><description><![CDATA[400 kinds of sample oil index inside;
3. Detect percentage of water content without sample oil;
4. Work outside with portable case;
Applications:
Applied to various fields such as aerospace, oil fiel]]></description><pubDate><![CDATA[20230106]]></pubDate></item>
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<title><![CDATA[Laboratory Film Pharmaceutical Lab Instruments Oxygen Permeability Tester GBPI]]></title><link><![CDATA[https://gbpitester.en.ec21.com/Laboratory-Film-Pharmaceutical-Lab-Instruments--11629254_11631109.html]]></link><description><![CDATA[4 cm2Sample size Φ100 mmSample thickness ≤3mmNumber of
samples 1~3 piecesCarrier Gas
pressure 0.1MPa~0.2MPaCarrier gas port 1/8metal gas pipeInstrument size 700×560×370mmWeight 100kgPower 750WPo]]></description><pubDate><![CDATA[20220901]]></pubDate></item>
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<title><![CDATA[ST9602P Temperature &amp; Humidity Testing Chamber]]></title><link><![CDATA[https://satatech.en.ec21.com/ST9602P-Temperature-Humidity--3839683_4132025.html]]></link><description><![CDATA[423.1, GB2423.2, GB11158, GB10589 and GB10586 etc.
RS232 Com port with professional installation software to record and save the test result.
Technical parameters:
1. Working room size: W700 * D800 *]]></description><pubDate><![CDATA[20201002]]></pubDate></item>
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<title><![CDATA[WASP-XM-R-SF6 Pump-priming Portable SF6 Gas Detector]]></title><link><![CDATA[https://mary00882009.en.ec21.com/WASP-XM-R-SF6-Pump--4088884_4088885.html]]></link><description><![CDATA[Product outline
WASP-XM-R-SF6 Pump-priming Portable SF6 
Gas Detector is a continuous monitoring of a variety of 
single gas detection equipment. This product is suitable for 
environmental monitorin]]></description><pubDate><![CDATA[20170411]]></pubDate></item>
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<title><![CDATA[V-Sorb 2800TP Surface Area and Porosimtery Analyzer]]></title><link><![CDATA[https://goldapp.en.ec21.com/V-Sorb-2800TP-Surface-Area--7277224_7277091.html]]></link><description><![CDATA[ported 4 liter metal made Dewar can provide at least 72 hours of unattended measurement without refilling the Dewar
Partial Pressure: P/Po controllable accuracy range is 5x10-6-0.998
Ultimate Vacuum:]]></description><pubDate><![CDATA[20240118]]></pubDate></item>
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<title><![CDATA[Ponovo POM2-3243 Universal Protection Relay Test System for Protective Relays]]></title><link><![CDATA[https://xiaxiaoming.en.ec21.com/Ponovo-POM2-3243-Universal-Protection--7403753_7403847.html]]></link><description><![CDATA[4×300V.POM2 universal test system could be used for testing all kinds of relays. Its localcontrol system is with 10.4inch LCD screen based on Windows system.POM2 universal test system support both l]]></description><pubDate><![CDATA[20230609]]></pubDate></item>
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<title><![CDATA[Automatic Potentiometric Titrator [AT-710M]]]></title><link><![CDATA[https://kyotokem.en.ec21.com/Automatic-Potentiometric-Titrator-AT--8755026_8755049.html]]></link><description><![CDATA[4) CMT
:
pH (mV) , mV and conductivity ,
3 inputs (factory setting required)
5) TET
:
pH (mV) 2 ways and mV , inputs (factory setting required)
External I/O
RS-232C port x3
:
for Dot matrix printer/E]]></description><pubDate><![CDATA[20200325]]></pubDate></item>
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<title><![CDATA[Large Capacity Constant Temperature Humidity Stability Test Chambers]]></title><link><![CDATA[https://annie0423.en.ec21.com/Large-Capacity-Constant-Temperature-Humidity--9938678_9938735.html]]></link><description><![CDATA[40&amp;deg;C ~ +100&amp;deg;C within 45 min
Heating down:
20&amp;deg;C~ -20&amp;deg;Cwithin 40min
Interior dimension(W&amp;times;D&amp;times;H):
50&amp;times;60&amp;times;50cm
Exterior dimension(W&amp;times;D&amp;times;H):
102&amp;times;170&amp;ti]]></description><pubDate><![CDATA[20160523]]></pubDate></item>

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