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Search results for: 'frequency to 4 20ma converter'

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Frequency
converter
frequency control by solar
converter 220 volt down to 110 volt 200 watt
converter+220+volt+down+to+110+volt+200+watt
  1. LPSECURITY NO NC infrared sensor exit button door release no touch palm shape model for gate door ac
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    LPSECURITY NO NC infrared sensor exit button door ... SKU : 32811531119
    Special Price US$2.33 Regular Price US$2.58
  2. Original xiaomi Mijia aqara Smart door lock ,Digital Touch Screen Keyless Fingerprint+Password work
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    Original xiaomi Mijia aqara Smart door lock ,Digit... SKU : 32836642835
    Special Price US$336.97 Regular Price US$374.41
  3. V9 IC Fingerprint Touch Screen Password Entrance Anti-theft Door Electronic Smart Lock Red bronze/K
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    V9 IC Fingerprint Touch Screen Password Entrance A... SKU : 32857758037
    Special Price US$555.59 Regular Price US$617.32
  4. Time Attendance Face Recognition Unit
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    Time Attendance Face Recognition Unit SKU : WCAM101119340539
    Special Price US$73.46 Regular Price US$81.62
  5. Face Access Control System with Free Software
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    Face Access Control System with Free Software SKU : WCAM101119340538
    Special Price US$73.46 Regular Price US$81.62
  6. Free SDK uru 4000b Digital Persona USB Biometric Fingerprint sensor Fingerprint Reader URU4000B scan
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    Free SDK uru 4000b Digital Persona USB Biometric F... SKU : 32353252060
    Special Price US$50.12 Regular Price US$55.69
  7. School Bus 4G Face Access Camera Time Attendance Machine with Free Software and Sdk
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    School Bus 4G Face Access Camera Time Attendance M... SKU : WCAM101119340639
    Special Price US$142.60 Regular Price US$158.45
  8. Public Place Hospital Entrance Gate Turnstile Linux Facial Recognition System
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    Public Place Hospital Entrance Gate Turnstile Linu... SKU : WCAM101119340603
    Special Price US$163.34 Regular Price US$181.49
  9. 4CH 12V8A Centralized Access Control Power Supply Distribution Box Metal Case
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    4CH 12V8A Centralized Access Control Power Supply ... SKU : acp12v8a4ch
    Special Price US$90.74 Regular Price US$100.82
  10. HTTP WiFi 4G Qr IC&ID Card Reader Terminal with Free Software Face Access
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    HTTP WiFi 4G Qr IC&ID Card Reader Terminal wit... SKU : WCAM101119340631
    Special Price US$163.34 Regular Price US$181.49
  11. WiFi 4G Qr IC & ID Card Reader Facial Recognition Access Control Terminal with Free Time Attendance Software
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    WiFi 4G Qr IC & ID Card Reader Facial Recognit... SKU : WCAM101119340602
    Special Price US$163.34 Regular Price US$181.49
  12. EPC GEN2 uhf rfid writer module with TTL Interface Read range more than 15m connect with 12dBi anten
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    EPC GEN2 uhf rfid writer module with TTL Interface... SKU : CFMU903
    Special Price US$75.19 Regular Price US$83.54
  13. uhf rfid module R2000 chip smart card read module USB 2.0 RS232 interface with four antenna ports fo
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    uhf rfid module R2000 chip smart card read module ... SKU : CFR2000
    Special Price US$238.53 Regular Price US$265.04
  14. DIYSECUR Full Complete LCD Fingerprint And Id Card Reader Password Keypad Door Access Control System
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    DIYSECUR Full Complete LCD Fingerprint And Id Card... SKU : 2039616781
    Special Price US$167.36 Regular Price US$185.96
    Out of stock
  15. Free Software API Sdk Face Recognition Camera with Qr and Card Reader
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    Free Software API Sdk Face Recognition Camera with... SKU : WCAM101119340630
    Special Price US$163.34 Regular Price US$181.49
  16. DIYSECUR Full TCP / IP Fingerprint ID Card Reader Door Access Control Kit + Magnetic Lock + Exit
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    DIYSECUR Full TCP / IP Fingerprint ID Card Reader ... SKU : 1290724467
    Special Price US$149.50 Regular Price US$166.11
    Out of stock
  17. Audio interface RFID HF 14443A NFC mini reader writer 0 5M for Android mobile phone +SDK
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    Audio interface RFID HF 14443A NFC mini reader wri... SKU : RH06
    Special Price US$43.55 Regular Price US$48.38
  18. HTTP/Mqtt Free Sdk/API Software 10 Inch Qr+RFID Face Recognition Access Control Outdoor
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    HTTP/Mqtt Free Sdk/API Software 10 Inch Qr+RFID Fa... SKU : WCAM101119340599
    Special Price US$142.60 Regular Price US$158.45
  19. Wireless RFID Facial Recognition Elevator Entry System with Elevator Access Control Panel
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    Wireless RFID Facial Recognition Elevator Entry Sy... SKU : WCAM101119340567
    Special Price US$224.70 Regular Price US$249.67
  20. IP68 Magnetic Adsorption USB 125kHz RFID Card Guard Patrol System
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    IP68 Magnetic Adsorption USB 125kHz RFID Card Guar... SKU : 101015000007
    Special Price US$30.19 Regular Price US$33.55
  21. Face Reader with Doorbell
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    Face Reader with Doorbell SKU : WCAM101119340541
    Special Price US$103.71 Regular Price US$115.23
  22. 1pc Face Clamps Multi-function 6"-14"inch Steel C Type Clip Vise Locking Tightening Pliers Woodworki
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    1pc Face Clamps Multi-function 6"-14"inc... SKU : 32919294275
    Special Price US$1.45 Regular Price US$1.62
    Out of stock
  23. 13.56MHz Time Attendance Face Access with RFID Reader for Office
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    13.56MHz Time Attendance Face Access with RFID Rea... SKU : WCAM101119340544
    Special Price US$57.92 Regular Price US$64.35
  24. WiFi None Screen Face Recognition Access Controller
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    WiFi None Screen Face Recognition Access Controlle... SKU : WCAM101119340543
    Special Price US$57.92 Regular Price US$64.35
  25. ZK Multibio700 Face Access Control Door Controller With Fingerprint And RFID Card Reader 1500 Face C
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    ZK Multibio700 Face Access Control Door Controller... SKU : 32266908299
    Special Price US$101.61 Regular Price US$112.90
    Out of stock
  26. Mini USB Port Guard Patrol System with GPS Tracking System
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    Mini USB Port Guard Patrol System with GPS Trackin... SKU : 101015000014
    Special Price US$50.08 Regular Price US$55.64
  27. Long-Lived Mini USB Port Guard Patrol with GPS Tracking System
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    Long-Lived Mini USB Port Guard Patrol with GPS Tra... SKU : 101015000013
    Special Price US$50.08 Regular Price US$55.64
  28. Long-Lived Mini USB Port Security Systems with GPS Tracking System
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    Long-Lived Mini USB Port Security Systems with GPS... SKU : 101015000012
    Special Price US$50.08 Regular Price US$55.64
  29. Long-Lived Mini USB Port Guard Patrol System with GPS Tracking System
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    Long-Lived Mini USB Port Guard Patrol System with ... SKU : 101015000009
    Special Price US$12.34 Regular Price US$13.71
  30. ZK IFACE702 Face And Fingerprint Time Attendance Door Access Control System WIFI TCP/IP
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    ZK IFACE702 Face And Fingerprint Time Attendance D... SKU : 32562282429
    Special Price US$124.83 Regular Price US$138.70
    Out of stock
  31. HTTP/Mqtt Free Software Sdk Wiegand 26/34 4G Face Access Reader
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    HTTP/Mqtt Free Software Sdk Wiegand 26/34 4G Face ... SKU : WCAM101119340601
    Special Price US$164.21 Regular Price US$182.45
  32. Multi-Biometric Facial Fingerprint Time Attendance with Access Control Wiegand Output
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    Multi-Biometric Facial Fingerprint Time Attendance... SKU : NORDS10092166
    Special Price US$101.61 Regular Price US$112.90
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