QHW Goods From China

RS232/RS485/RS422 to ethernet RJ45 converter serial port Modbus RTU to TCP data transmission serial device server
Price: $38.32
Old Price: $40.34
QHWRS232/RS485/RS422 to ethernet RJ45 converter serial port Modbus RTU to TCP data transmission serial device serverBuilding Automation Systems China
Shenzhen Security Guardian Store
P2P Remote IOT Data transfer RS232/485 to 3G/4G Converter Ethernet-serial-server Router Modbus TCP/RTU gateway Monitor GPRS
Price: $127.58
Old Price: $134.3
QHWP2P Remote IOT Data transfer RS232/485 to 3G/4G Converter Ethernet-serial-server Router Modbus TCP/RTU gateway Monitor GPRS
Shenzhen Security Guardian Store
Isolated Serial to Ethernet Converter RS232/RS485/RS422 to TCP/IP data transmission Modbus Gateway Anti-lightning/jamming
Price: $65.25
Old Price: $68.68
QHWIsolated Serial to Ethernet Converter RS232/RS485/RS422 to TCP/IP data transmission Modbus Gateway Anti-lightning/jammingBuilding Automation Systems China
Shenzhen Security Guardian Store
8 port Serial RS232 RS48 to Ethernet converter TCP/IP RTU Modbus Gateway Support Cascade/Switch Extension Ethernet DB9 interface
Price: $139.86
QHW8 port Serial RS232 RS48 to Ethernet converter TCP/IP RTU Modbus Gateway Support Cascade/Switch Extension Ethernet DB9 interfaceBuilding Automation Systems
Shenzhen Security Guardian Store
H.265 4K IP camera decoding Network debug AHD CVI TVI SDI Analog test Multimeter Digital tracer Wifi Monitor CCTV tester
Price: $214.98
Old Price: $226.29
QHWH.265 4K IP camera decoding Network debug AHD CVI TVI SDI Analog test Multimeter Digital tracer Wifi Monitor CCTV tester
Shenzhen Security Guardian Store
2m Sliding gate/Automatic door Reflective IR sensor anti-pinch inductive motion sensor Object detector Infrared Relay Gate open
Price: $39.88
QHW2m Sliding gate/Automatic door Reflective IR sensor anti-pinch inductive motion sensor Object detector Infrared Relay Gate openBuilding Automation Systems
Shenzhen Security Guardian Store
8ch Relay Output module with RS485 Modbus RTU communication for Industrial Data collection/signal acquisition/Remote control
Price: $27.99
Old Price: $29.46
QHW8ch Relay Output module with RS485 Modbus RTU communication for Industrial Data collection/signal acquisition/Remote control
Shenzhen Security Guardian Store
16Ch Serial to Ethernet RJ45 Converter/RS232/485/422 toTCP/IP TCP/UDP Clients UDP-UDP Multicast for Seria connect to internet
Price: $364.73
Old Price: $383.93
QHW16Ch Serial to Ethernet RJ45 Converter/RS232/485/422 toTCP/IP TCP/UDP Clients UDP-UDP Multicast for Seria connect to internet
Shenzhen Security Guardian Store
4pcs 24V Truck/Trailer LED Side Light Edge Lamp Floorlight Waterproof Signal Light Fog Parking Side marker security indicator
Price: $6.73
Old Price: $7.08
QHW4pcs 24V Truck/Trailer LED Side Light Edge Lamp Floorlight Waterproof Signal Light Fog Parking Side marker security indicatorAlarm Lamps China
Shenzhen Security Guardian Store
5km 220-236MHz Ethernet Wireless Data Transmitter/Receiver RJ45 TCP/IP LoRa SX1262/1268 network relay signal monitor sensor
Price: $52.96
Old Price: $55.75
QHW5km 220-236MHz Ethernet Wireless Data Transmitter/Receiver RJ45 TCP/IP LoRa SX1262/1268 network relay signal monitor sensor
Shenzhen Security Guardian Store
5km transmission distance Ethernet Wireless Data Transceiver RJ45 LoRa Data Transfer Module LBT network relay socket TCP/UDP
Price: $54.56
QHW5km transmission distance Ethernet Wireless Data Transceiver RJ45 LoRa Data Transfer Module LBT network relay socket TCP/UDP
Shenzhen Security Guardian Store
12V Infrared Door Switch/IR Door Sensor with exit-button Contactless Door Opener for Access control system/factory/garage/Office
Price: $6.41
QHW12V Infrared Door Switch/IR Door Sensor with exit-button Contactless Door Opener for Access control system/factory/garage/OfficeBuilding Automation Systems
Shenzhen Security Guardian Store
7inch Video Surveillance Debug Network Decoding Battery IP CVBS Analog tracer Wifi Multimeter POE CCTV Tools Monitor tester
Price: $233.95
QHW7inch Video Surveillance Debug Network Decoding Battery IP CVBS Analog tracer Wifi Multimeter POE CCTV Tools Monitor tester
Shenzhen Security Guardian Store
433MHz Wireless Data Transceiver/Transmitter/Receiver/Radio Modem Lora RS485/RS232 for Signal monitor/Data Transparent transmit
Price: $23.05
Old Price: $24.26
QHW433MHz Wireless Data Transceiver/Transmitter/Receiver/Radio Modem Lora RS485/RS232 for Signal monitor/Data Transparent transmit
Shenzhen Security Guardian Store
8km 170MHz RS485/RS232 Transmitter/Receiver RF Module Lora SX1278 FEC Broadcast Transmit Poin to Point Wireless Data Transceiver
Price: $38.35
Old Price: $40.36
QHW8km 170MHz RS485/RS232 Transmitter/Receiver RF Module Lora SX1278 FEC Broadcast Transmit Poin to Point Wireless Data Transceiver
Shenzhen Security Guardian Store
20km long distance 433MHz RS485/RS232 interface Wireless Data Transmission 5W 37dBm support Modbus Lora FEC data modulation RTU
Price: $86.64
QHW20km long distance 433MHz RS485/RS232 interface Wireless Data Transmission 5W 37dBm support Modbus Lora FEC data modulation RTU
Shenzhen Security Guardian Store
Door/Cabinet Fingerprint padlock Wireless Remote control/Mobile App LED light USB-Rechargeable waterproof Cargo/garage padlock
Price: $20.04
Old Price: $21.1
QHWDoor/Cabinet Fingerprint padlock Wireless Remote control/Mobile App LED light USB-Rechargeable waterproof Cargo/garage padlockElectric Locks China
Shenzhen Security Guardian Store
Garage open sensor Wireless Door/Window/Drawer/Caravans Alarm sensor Home security Magnetic Switch Anti-Burglar/Intruder 90db
Price: $5.98
QHWGarage open sensor Wireless Door/Window/Drawer/Caravans Alarm sensor Home security Magnetic Switch Anti-Burglar/Intruder 90dbBuilding Automation Systems
Shenzhen Security Guardian Store
GPS tracker Real-time monitoring for car/caravans/motorcycle/vehicle/RV/Boat anti-theft alarm overspeed reminding GPS Locator
Price: $12.9
Old Price: $13.58
QHWGPS tracker Real-time monitoring for car/caravans/motorcycle/vehicle/RV/Boat anti-theft alarm overspeed reminding GPS LocatorBuilding Automation Systems
Shenzhen Security Guardian Store
10pcs 12V Touchless Infrared sensor switch Contactless Door Switch Door release button for enterprise redidences access control
Price: $75.98
Old Price: $79.98
QHW10pcs 12V Touchless Infrared sensor switch Contactless Door Switch Door release button for enterprise redidences access controlBuilding Automation Systems
Shenzhen Security Guardian Store
Gate Door opener RFID Lock Doorbell/Keypad 125KHz 13.56MHz ID/IC Card Reader/Code/Password Wg26/34 Electric Door lock Office
Price: $25.92
Old Price: $27.28
QHWGate Door opener RFID Lock Doorbell/Keypad 125KHz 13.56MHz ID/IC Card Reader/Code/Password Wg26/34 Electric Door lock OfficeMagnetic Card Readers China
Shenzhen Security Guardian Store
Drawer/Diary-padlock Smart-Fingerprint-Lock Battery-Rechargable USB-Port Small/Portable/keyless electronic lock Anti-burglar
Price: $18.48
QHWDrawer/Diary-padlock Smart-Fingerprint-Lock Battery-Rechargable USB-Port Small/Portable/keyless electronic lock Anti-burglarElectric Locks
Shenzhen Security Guardian Store
12V 180kg Home Electromagnetic lock Access control door lock magnetic elecronic lock 350Lbs ZL Bracket Office/Garage Hidden lock
Price: $8.55
QHW12V 180kg Home Electromagnetic lock Access control door lock magnetic elecronic lock 350Lbs ZL Bracket Office/Garage Hidden lockElectric Locks
Shenzhen Security Guardian Store
DC12V Powered Gate Access control Lock Key Hidden Lock Electric Lock Door Opener Motor Lock
Price: $11.87
Old Price: $12.5
QHWDC12V Powered Gate Access control Lock Key Hidden Lock Electric Lock Door Opener Motor LockElectric Locks
Shenzhen Security Guardian Store
8 Port Serial to Ethernet converter devices server/RS232/RS485 to TCP/IP Cascade extension network configure IOT Data transmit
Price: $256.38
QHW8 Port Serial to Ethernet converter devices server/RS232/RS485 to TCP/IP Cascade extension network configure IOT Data transmit
Shenzhen Security Guardian Store
IP65 Waterproof Fingerprint Padlock Smart Cabinet Lock Drawer Lock Anti-theft Backpack Lock Rechargeable
Price: $24.22
Old Price: $25.5
QHWIP65 Waterproof Fingerprint Padlock Smart Cabinet Lock Drawer Lock Anti-theft Backpack Lock RechargeableElectric Locks
Shenzhen Security Guardian Store
100pcs Rewritable ID tag Copy Read 125KHZ RFID copier Duplicator T5577 Intercom Keyfobs waterproof keychain Access control
Price: $25.25
QHW100pcs Rewritable ID tag Copy Read 125KHZ RFID copier Duplicator T5577 Intercom Keyfobs waterproof keychain Access controlMagnetic Keys
Shenzhen Security Guardian Store
12V Waterproof Standalone Access control Device Machine Building Automation Door Access Entry Control System 125KHz 13.56Mhz
Price: $10.33
QHW12V Waterproof Standalone Access control Device Machine Building Automation Door Access Entry Control System 125KHz 13.56MhzBuilding Automation Systems
Shenzhen Security Guardian Store
12V Touchless Infrared Door Sensor with Exit pusbutton/Contactless Door Switch for Gate/Office/Garage Access Control
Price: $6.35
Old Price: $6.68
QHW12V Touchless Infrared Door Sensor with Exit pusbutton/Contactless Door Switch for Gate/Office/Garage Access ControlBuilding Automation Systems
Shenzhen Security Guardian Store
Waterproof 12V Access control Device Doorbell Building Access Control System Dustproof 125KHZ WG26 Digital Keypad
Price: $22
QHWWaterproof 12V Access control Device Doorbell Building Access Control System Dustproof 125KHZ WG26 Digital KeypadBuilding Automation Systems
Shenzhen Security Guardian Store
Metal RFID Door Lock Reader Touch Keyboard 125KHz 13.56MHz Outdoor Access control lock Wiegand 26/34 Home Electric Digital Lock
Price: $25.92
Old Price: $27.28
QHWMetal RFID Door Lock Reader Touch Keyboard 125KHz 13.56MHz Outdoor Access control lock Wiegand 26/34 Home Electric Digital LockMagnetic Card Readers
Shenzhen Security Guardian Store
12V 320kg Gate Electric lock Electromagnetic lock ZL Bracket Invisible Hidden Lock Store/Garage/Home Access control lock Opener
Price: $13.45
QHW12V 320kg Gate Electric lock Electromagnetic lock ZL Bracket Invisible Hidden Lock Store/Garage/Home Access control lock OpenerElectric Locks
Shenzhen Security Guardian Store
4 port Serial to Ethernet Converter RS232/RS485/RS422 to TCP/IP Support Extension Modbus TCP to RTU Multi-serial Device Server
Price: $155.63
QHW4 port Serial to Ethernet Converter RS232/RS485/RS422 to TCP/IP Support Extension Modbus TCP to RTU Multi-serial Device ServerBuilding Automation Systems
Shenzhen Security Guardian Store
Waterproof Fingerprint Lock Bicycle Motorcycle Lock Biometric Key Bluetooth Exterior Electric Lock USB Swing Slidng Glass lOCK
Price: $39.9
Old Price: $42
QHWWaterproof Fingerprint Lock Bicycle Motorcycle Lock Biometric Key Bluetooth Exterior Electric Lock USB Swing Slidng Glass lOCKElectric Locks China
Shenzhen Security Guardian Store
20 users Fingerprint Mini Cabinet lock Drawer Lock Zinc alloy USB 150mAh Lithium battery Rechargable Lock
Price: $19
QHW20 users Fingerprint Mini Cabinet lock Drawer Lock Zinc alloy USB 150mAh Lithium battery Rechargable LockElectric Locks China
Shenzhen Security Guardian Store
Door switch with Exit button/Touch panel/LED Indicator/Backlight Door opener/Door Lock for Electric Door Access Control
Price: $9.21
QHWDoor switch with Exit button/Touch panel/LED Indicator/Backlight Door opener/Door Lock for Electric Door Access ControlBuilding Automation Systems
Shenzhen Security Guardian Store
7 inch CVI AHD TVI SDI POE test RJ45 IP camera decoding debug PTZ control HDMI Analog Wifi Video CCTV Monitor Camcorder tester
Price: $384.77
QHW7 inch CVI AHD TVI SDI POE test RJ45 IP camera decoding debug PTZ control HDMI Analog Wifi Video CCTV Monitor Camcorder tester
Shenzhen Security Guardian Store
8 inch CCTV Tester 8MP 3G-SDI PoE TDR UTP Rj45 cable test tracer Rapid ONVIF PTZ Video Surveillance Display Camera Tester
Price: $403.92
QHW8 inch CCTV Tester 8MP 3G-SDI PoE TDR UTP Rj45 cable test tracer Rapid ONVIF PTZ Video Surveillance Display Camera Tester
Shenzhen Security Guardian Store
7 inch CCTV Tester 8MP AHD CVI TVI SDI Test ONVIF CVBS PTZ Control HDMI PoE TDR UTP cable tracer Test Tool IP Camera Tester
Price: $288.95
QHW7 inch CCTV Tester 8MP AHD CVI TVI SDI Test ONVIF CVBS PTZ Control HDMI PoE TDR UTP cable tracer Test Tool IP Camera Tester
Shenzhen Security Guardian Store
7 inch H.265 Security Video Camera Tester CVI TVI AHD SDI test Wireless IP Scan ONVIF HDMI POE RJ45 IPC test Android CCTV tester
Price: $303.39
Old Price: $319.36
QHW7 inch H.265 Security Video Camera Tester CVI TVI AHD SDI test Wireless IP Scan ONVIF HDMI POE RJ45 IPC test Android CCTV tester
Shenzhen Security Guardian Store
3.5 inch IPS IP Camera tester H.265 H.264 4K Video display CVBS IPC Test POE WIFI RJ45 cable TDR test Rapid ONVIF Network tool
Price: $158.44
Old Price: $166.78
QHW3.5 inch IPS IP Camera tester H.265 H.264 4K Video display CVBS IPC Test POE WIFI RJ45 cable TDR test Rapid ONVIF Network tool
Shenzhen Security Guardian Store
Home Doorbell Wired Video Intercom Camera Monitor Night Vision RFID Tag Remote Waterproof Button Office Smart video door phone
Price: $70.28
QHWHome Doorbell Wired Video Intercom Camera Monitor Night Vision RFID Tag Remote Waterproof Button Office Smart video door phoneDoor Bells
Shenzhen Security Guardian Store
Ra-01 SX1278 LoRa module Spread Spectrum 433MHz 470MHz SPI interface FSK GFSK MSK Antenna Data transceiver IOT Home automation
Price: $25.02
Old Price: $26.34
QHWRa-01 SX1278 LoRa module Spread Spectrum 433MHz 470MHz SPI interface FSK GFSK MSK Antenna Data transceiver IOT Home automation
Shenzhen Security Guardian Store
12V NO NC Electric strike Fail secure Fail safe Mechanical lock tongue Electric Door lock Access control
Price: $13.06
QHW12V NO NC Electric strike Fail secure Fail safe Mechanical lock tongue Electric Door lock Access controlElectric Locks
Shenzhen Security Guardian Store
12V Electric Door Strike Stainless steel Strike Lock for Access Control Cylindrical Locksets Latchbolt Lock
Price: $13.06
QHW12V Electric Door Strike Stainless steel Strike Lock for Access Control Cylindrical Locksets Latchbolt LockElectric Locks
Shenzhen Security Guardian Store
3pcs DC12V Mini Electric Magnetic Lock File Cabinet Door Lock Electronic Door Lock Unlock status detection Feedback
Price: $6.46
Old Price: $6.8
QHW3pcs DC12V Mini Electric Magnetic Lock File Cabinet Door Lock Electronic Door Lock Unlock status detection FeedbackLocks
Shenzhen Security Guardian Store
10km 230MHz RS485 RS232 Wireless Data Transceiver Modbus Receiver transmitter RSSI SX1262 LoRa Modem for Automated industry
Price: $40.79
Old Price: $42.95
QHW10km 230MHz RS485 RS232 Wireless Data Transceiver Modbus Receiver transmitter RSSI SX1262 LoRa Modem for Automated industry
Shenzhen Security Guardian Store
10km 220-236MHz/Lora based Wireless Data-Ethernet Transceiver/Data Transparent transmission//Adaptive network rate/Watchdog
Price: $61.07
Old Price: $64.28
QHW10km 220-236MHz/Lora based Wireless Data-Ethernet Transceiver/Data Transparent transmission//Adaptive network rate/Watchdog
Shenzhen Security Guardian Store
10000m Radio Modem LoRa data transfer IOT SX1262/1268 Ethernet Wireless Data Transceiver RJ45 TCP/IP Long distance DTU
Price: $71.5
QHW10000m Radio Modem LoRa data transfer IOT SX1262/1268 Ethernet Wireless Data Transceiver RJ45 TCP/IP Long distance DTU
Shenzhen Security Guardian Store
2G GSM Child eleder GPS Tracker GPS/LBSAGPS Real time track location position SMS Voice call SOS Geo fence alert Phone Long life
Price: $25.9
QHW2G GSM Child eleder GPS Tracker GPS/LBSAGPS Real time track location position SMS Voice call SOS Geo fence alert Phone Long lifeSmart Key Fobs
Shenzhen Security Guardian Store
IP67 Waterproof Twin Door Access Controler 10-30V Outdoor Gate Access control Keypad 125khz ID RFID Card Door Lock
Price: $35.15
Old Price: $37
QHWIP67 Waterproof Twin Door Access Controler 10-30V Outdoor Gate Access control Keypad 125khz ID RFID Card Door LockMagnetic Card Readers
Shenzhen Security Guardian Store
Smart Doorbell Wired Video Intercom outdoor Camera Remote Monitor Night Vision ID tag Unlock Photograph Home Office Door phone
Price: $80.05
QHWSmart Doorbell Wired Video Intercom outdoor Camera Remote Monitor Night Vision ID tag Unlock Photograph Home Office Door phoneDoor Bells
Shenzhen Security Guardian Store
2000 Users Access Control Keypad 125KHz Door Entry Password Door Lock Door Opener RFID Card lock
Price: $6.9
QHW2000 Users Access Control Keypad 125KHz Door Entry Password Door Lock Door Opener RFID Card lockBuilding Automation Systems
Shenzhen Security Guardian Store
Gate opener RFID Lock Reader Digital Keypad/Doorbell 125KHz ID Card/Code/Password Electric Door lock waterproof Wg26 Office/home
Price: $28.1
Old Price: $29.58
QHWGate opener RFID Lock Reader Digital Keypad/Doorbell 125KHz ID Card/Code/Password Electric Door lock waterproof Wg26 Office/homeBuilding Automation Systems
Shenzhen Security Guardian Store
Metal Waterproof Fingerprint Sensor Gate Access Control Machine DC12V Door Entry Security Access control system IP67
Price: $53.67
Old Price: $56.5
QHWMetal Waterproof Fingerprint Sensor Gate Access Control Machine DC12V Door Entry Security Access control system IP67Magnetic Card Readers China
Shenzhen Security Guardian Store
Swing Glass Door Lock Biometric Fingerprint Door Lock Code Smart Wooden Door Lock Remote Control Door Lock No Drill
Price: $70.3
Old Price: $74
QHWSwing Glass Door Lock Biometric Fingerprint Door Lock Code Smart Wooden Door Lock Remote Control Door Lock No DrillElectric Locks
Shenzhen Security Guardian Store
U Bracket for Frameless Glass door Suit Electric Bolt Lock Deadbolt Mortise Bolt Stainless steel
Price: $3.76
QHWU Bracket for Frameless Glass door Suit Electric Bolt Lock Deadbolt Mortise Bolt Stainless steelElectric Locks
Shenzhen Security Guardian Store
Wifi Tuya Lock TTlock Bluetooth Lock Smart Door Lock Home Digital Lock Interior Villa Lock Swing Door Lock Phone Remote control
Price: $58.9
Old Price: $62
QHWWifi Tuya Lock TTlock Bluetooth Lock Smart Door Lock Home Digital Lock Interior Villa Lock Swing Door Lock Phone Remote controlElectric Locks
Shenzhen Security Guardian Store
Sim card 3G WCDMA FWT Suit Voice call Alarm system Telemarketing desktop landline phone VOIP gateway PBX Fixed wireless terminal
Price: $58.2
QHWSim card 3G WCDMA FWT Suit Voice call Alarm system Telemarketing desktop landline phone VOIP gateway PBX Fixed wireless terminal
Shenzhen Security Guardian Store
Electric Door Opener Automatic Swing Door Operator Swing Gate Controler 90 Degree open Remote Control Access Control Manual NO
Price: $168.15
QHWElectric Door Opener Automatic Swing Door Operator Swing Gate Controler 90 Degree open Remote Control Access Control Manual NOAccess Control Systems
Shenzhen Security Guardian Store