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Apparel Accessories Automobiles & Motorcycles Beauty & Health Cellphones & Telecommunications Computer & Office Consumer Electronics Education & Office Supplies Electronic Components & Supplies Food Furniture Hair Extensions & Wigs Home & Garden Home Appliances Home Improvement Jewelry & Accessories Lights & Lighting Luggage & Bags Men's Clothing Mother & Kids Novelty & Special Use Security & Protection Shoes Sports & Entertainment Tools Toys & Hobbies Underwear & Sleepwears Virtual Goods Watches Weddings & Events Women's Clothing

Building Automation

Price
−
rating alitools
categories Clear
415 products
3m detective Proximity switch Diffuse type NPN DC 6-36V Infrared Photoelectric Sensor Obstacle detector perimeter light control
3.70 −   $
46 orders / 13 review
Middle, 80%
USR-DR302 DIN-Rail Modbus RS485 SERIAL port TO Ethernet Converter bidirectional transparent transmission between RS485 and RJ45
13.58 − 17.48  $
46 orders / 9 review
Middle, 78%
16A EU GSM Power Socket Remote Control Switch Relay Smart Intelligent Sockets Outlet 3000W SMS Call Android App Home Automation
26.88 −   $
46 orders / 7 review
Middle, 70%
4G 3G GSM Power Switch 8CH Relay Controller Timer GPRS APP SMS Smart Remote Control Temperature Humidity Sensor Home Automation
64.06 − 74.28  $
45 orders / 6 review
Middle, 70%
Serial port RS232 to WiFi serial device server Elfin-EW10 support TCP/IP Telnet Modbus TCP Protocol data transfer via WiFi
8.61 − 16.02  $
45 orders / 6 review
High, 90%
100% Aqara Human Body Sensor ZigBee Movement Motion Security Wireless Connection Light Intensity Gateway 2 Mi home APP
34.61 − 244.49  $
45 orders / 5 review
Low, 16%
Original Aqara 9W E27 2700K-6500K 806lum Smart White Color LED Bulb Light Work With Home Kit And MIjia app
13.83 − 48.88  $
44 orders / 13 review
Low, 16%
USR-TCP232-410s ModBus RTU Converters support DNS DHCP RS232 RS485 SERIAL TO ETHERNET TCP/IP MODULE
26.92 −   $
44 orders / 3 review
Middle, 83%
Portable 2 in 1 Car Digital LCD Clock/Temperature Display Electronic Clock Thermometer Car Digital Time Clock Car Accessory
1.34 − 2.68  $
43 orders / 14 review
High, 89%
Topvico Wireless Power Off / On Detector AC 220V Power Failure Outage Short Circuit Alarm Testing Sensor Home Substation Alarm
7.64 − 8.02  $
43 orders / 7 review
Middle, 75%
Aqara Human Body Sensor Light Intensity motion Sensors ZigBee wifi Wireless for Xiaomi mijia smart home Mi home APP
13.09 − 100.31  $
42 orders / 5 review
High, 89%
Original Aqara Water Immersing Sensor Flood Water Leak Detector APP mi home for Home Remote Alarm Security Soaking Sensor
15.99 − 50.08  $
42 orders / 6 review
High, 89%
Universal Brushless Electric Wrench Control Board Drive Board Main Board Power Tool Repair Accessories
13.50 − 14.63  $
41 orders / 13 review
Low, 30%
DC 12V 24V 5A PIR Sensor Switch Infrared IR Motion Sensor Detector Switch Module 35s Delay for LED Light Lamp
4.84 − 5.75  $
40 orders / 6 review
High, 89%
DC12V Wireless weather sensor Wireless Wind Rain Light sensor Close Open window/skylight/greenhouse
27.75 − 33.54  $
40 orders / 2 review
Middle, 80%
RJ45 RJ11 5V Adapter Ethernet Network Surge Protector Thunder Lighting Arrester Protection
5.26 −   $
39 orders / 10 review
Middle, 79%
Original Aqara Human Body Sensor Holder Stand 360 Degree Free Rotation Motion Sensor Base ONLY for Mijia Body Aqara body sensor
2.80 − 7.60  $
39 orders / 6 review
High, 88%
3 Color/Single Color LED Light Change Faucet Shower Water Tap Temperature Sensor No Battery Water Faucet Glow Shower Left Screw
0.79 − 6.74  $
39 orders / 12 review
Low, 24%
SMS GSM 4G LTE APP Remote Controller 4 Channel Relay ON/OFF Switch For Gate Opener Motor Control
54.67 − 67.16  $
39 orders / 8 review
Middle, 85%
1/2" Tuya Amazon Alexa Google Assistant Wireless Control Manipulator DN15 Gas Water WiFi Valve Smart Life Shut off Controller
22.48 − 28.64  $
39 orders / 12 review
Low, 33%
NEO COOLCAM Smart Light Switch Touch Sensitive Wall Switch Home Automation Z Wave Wireless Smart Remote Control Light Switch
29.64 −   $
39 orders / 3 review
Middle, 77%
ZLAN5143D din rail mounting serial to Ethernet Device Server Modbus Gateway RS485 to TCP/IP DC9-24V
15.63 − 18.25  $
38 orders / 3 review
Middle, 83%
110V 220V LED PIR Infrared Motion Sensor Switch Auto On Off Light Switch PIR Sensor Detector Smart Switch
1.89 − 1.95  $
37 orders / 11 review
High, 87%
Thermometer/Hygrometer for iPhone/Android Bluetooth Indoor Temperature Humidity Sensor for Pet Cigar Humidor Guitar wireless
30.00 −   $
37 orders / 3 review
Middle, 79%
EE11 serial port RS485 to Ethernet TCP/IP RJ45 converter with embedded web server ModbusTCP/HTTP smart chip
273.51 − 401.97  $
37 orders / 4 review
Middle, 83%
NEO Z-wave Plus Wireless Home Automation Battery-Powered Also Can Be Charged With USB Siren Alarm Sensor
20.39 −   $
37 orders / 6 review
Middle, 77%
24V Automatic Window Opener Window actuator Chain Opener Open Slylight Electric Window Opener Smart Home System Home Automation
26.00 − 37.00  $
35 orders / 23 review
Middle, 80%
DC 12V 24V Time Delay Relay Switch Module Trigger Cycle Circuit Board Dual MOS Tube Control Timer Relay DC Motor LED Light Micro
2.58 − 5.60  $
35 orders / 4 review
High, 89%
W3230 Switch Temperature Controller High Accuracy Digital Meter LED Digital Display Heating/Cooling Sensor Instruments
0.42 − 4.39  $
35 orders / 7 review
High, 89%
Original Aqara Smart Air Pressure Temperature Humidity Environment Sensor Smart control via Mihome APP Zigbee connection
13.62 − 40.42  $
35 orders / 5 review
High, 89%
eWeLink wifi switch DC 5V 12v 24v 32v Inching/Self-Locking wireless Relay Smart home Automation door access remote control
7.97 − 14.98  $
35 orders / 3 review
Middle, 86%
LED 110V 220V Smart Switch PIR Infrared Motion Sensor Switch Auto On Off Light Switch PIR Sensor Detector
1.40 − 1.41  $
35 orders / 8 review
Middle, 83%
six-in-one serial module CP2102 USB/485/422/232/TTL mutual conversion serial COM
43.42 − 66.45  $
34 orders / 6 review
Middle, 83%
MOS FET F5305S 4 Channels Pulse Trigger Switch Controller PWM Input Steady for Motor LED 4 Way 4ch 4 way Diy Electronic Module
2.67 − 3.06  $
34 orders / 6 review
High, 89%
Lighting Arrester Coaxial Satellite TV Lightning Protectors Satellite Antenna Lightning Protection 5-2150MHz
2.70 −   $
32 orders / 18 review
Middle, 67%
LCD Digital Thermometer With Battery Freezer Mini Thermometer Indoor Outdoor Electronic Thermometer With Sensor
0.67 − 1.56  $
32 orders / 10 review
Middle, 79%
ADM-5850G Industrial Modbus gateway server, MODBUS RTU/ASCII to Modbus TCP, support PLC serial port
38.04 − 38.88  $
32 orders / 13 review
Middle, 83%
HF2211 Serial to WiFi RS232/RS485/RS422 to WiFi/Ethernet Converter Module for Industrial Automation Data Transmission
22.79 −   $
31 orders / 5 review
Low, 1%
1pc USR-TCP232-302 Serial RS232 to Ethernet TCP IP Server Module Ethernet Converter Support DHCP/DNS, 200 Upgraded
19.73 − 21.63  $
31 orders / 18 review
Middle, 78%
5m adjustable Garage Door sensor Diffuse Reflective Photoelectric switch Infrared motion photocell Dectector obstacle avoidance
5.22 − 8.07  $
31 orders / 7 review
Middle, 80%
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