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Melonchi Store, a factory store, selling Security & Protection items. There are 1362 best seller items showing below, buy directly from them.

New Arrivals

(2piece)100% New MEC1300-NU MEC1308-NU MEC1310-NU MEC1322-NU MEC1324-NU MEC1404-NU MEC1324-NU QFP-128 Chipset
US $ 2.47
US $ 2.75
-10%
(5.0)
1747-UIC Compatible Allen Bradley SLC Series PLC Download Cable 1747-PIC USB TO RS232/DH-485 Interface Converter USB-1747-PIC
US $ 16.38
US $ 18.20
-10%
(5.0)
(2piece)100% New NPCE885LAODX NPCE885LA0DX QFP-128 IC Chipset
US $ 4.59
US $ 5.09
-10%
(5.0)
5PCS/Lot Signal Relay 4100 SRS-05VDC-SL SRS-12VDC-SL SRS-24VDC-SL 5V 12V 24V 6Pin 3A A Set of Conversions
US $ 1.66
US $ 1.85
-10%
(5.0)
5PCS/LOT NEW original LSB65R041GF LSB65R041 TO-247 power transistor
US $ 8.91
US $ 9.90
-10%
(5.0)
(5piece)100% New MEC1308-NU MEC1308 NU QFP-128 Chipset
US $ 4.32
US $ 4.80
-10%
(5.0)
(10piece)100% New IT8502E KXA KXS JXA JXS JXO JXT ITE8502E I/O Chipset
US $ 9.24
US $ 10.27
-10%
(5.0)
FOR DELPHI Lambda Probe Oxygen Sensor 4Wire Wideband O2 Oxygen Sensor Automobile Heated Equipment Denso Oxygen Sensor
US $ 18.14
US $ 20.17
-10%
(5.0)
5PCS M4 M5 M6 Inductive Proximity Switch Sensor 3 Wire DC10-30V 500HZ 100mA Detecting Distance 1mm NPN/PNP
US $ 26.55
US $ 29.50
-10%
(5.0)
50pcs 360 Degrees Rotary Encoder Module Brick Sensor Switch Development KY-040
US $ 25.65
US $ 28.50
-10%
(5.0)
compatible LEL Sensor for Qrae gas detector , Model RAE 3R/2.30 V 3LEL 2.3V 3 LEL 2.3V LEL Sensor CLL-6112-300
US $ 72.00
US $ 80.00
-10%
(5.0)
IP67 RS485 Waterproof Ultrasonic Ranging Module Sensor Ultrasonic Module KS104 KS103 1cm-3M
US $ 37.79
US $ 42.00
-10%
(5.0)
100pcs Thermistor temperature sensor module thermal sensor module thermal sensors DO the digital output/temperature control
US $ 31.62
US $ 35.13
-10%
(5.0)
5Pcs 10A Relay HF3FF-JQC-3FF- 5VDC-1ZS 12VDC-1ZS 24VDC-1ZS(551) 5 Pin DIP5 HF- JQC-3FF- 5V 9V 12V 24V DC Relays
US $ 1.84
US $ 2.04
-10%
(5.0)
pt100 2B 100pc platinum resistor pt100 class 2B thin-film resistor Heraeus Platinum Resistance Temperature High precision pt 100
US $ 75.34
US $ 83.72
-10%
(5.0)
FREE SHIPPING 1PCS Oxygen Sensor O2-A3 O2A3 02-A3 02A3 Gas Sensor Detector ALPHASENSE Oxygen sensor new and original stock
US $ 39.60
US $ 44.00
-10%
(5.0)
(2piece)100% New WT61P805 QFP-48 Chipset
US $ 7.04
US $ 8.00
-12%
(5.0)

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B04C-RTU5024 GSM Door Opener Relays Wireless Remote Access Control Kit 4G Home Security Device Free Call Functionality
US $ 68.70
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US $ 2.83
US $ 6.01
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(5.0)
32 Bit Metal Shell Access Control System TCP/IP Four Door Controller Moisture-proof Anti static Anti surge
US $ 82.11
US $ 86.43
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(5.0)
Zc01 Free Cloud Attendance Machine Fingerprint Reader Machine School Gym Access Control
US $ 245.82
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US $ 119.11
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100% brand new original HMISTO735
US $ 318.37
(5.0)
WiFi TUYA APP Fingerprint Recognition RFID Password Access Controller USB Time Attendance System Staff Check on Device USB WG26
US $ 36.27
US $ 72.55
-50%
(5.0)
Smart Sliding Gate Opener Control Board AC110V/220V Supports 433mhz Rolling Code Remotes, Limit Switch & Safety Beam Compatible
US $ 9.06
US $ 18.87
-52%
(5.0)
ZK-TA1200 Facial and Fingerprint Recognition Time Attendance and Access Control Device with ADMS Function
US $ 414.72
(5.0)
Zc01 Biometric Fingerprint Time Attendance and Access Control Terminal SIM Card Compatible Biometric Machine
US $ 201.23
(5.0)