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Under $20 Wall Socket Controls & Sensors

Shop the best prices on 1,074 great value under $20 wall socket controls & sensors. Shopping for wall socket controls & sensors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf and Jtgg. Buy wall socket controls & sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 1,074
Digital Temperature Controller Socket Outlet Thermostat EU Plug
$12.95 Save $25.00 RRP: $37.95
Cardio EAR Heart Rate Pulse Meter Sensor for KETTLER Cardio Fitness Equipment Accessories Heart Rat
$17.95
Hall Current Detection Module ACS712 Hall Current Sensors Module for DIY Electronics and Robotics 2
$10.95 Save $2.00 RRP: $12.95
1/3/8 Channel AC Optocoupler Isolation Module 220V Voltage Detect Board for PLC Access
$15.95 Save $19.00 RRP: $34.95
2PCS Engine Water Coolant Temperature Sensor Temp Sensor for Accord 37870-Plc-004 37870-Raa-A01
$12.95 Save $56.05 RRP: $69.00
White Door Window Contacts Magnetic Switch Sensor
$13.95 Save $1.00 RRP: $14.95
Limit Switch End Stop Sensor Mini Switch For CR-10/10S/S4/S5 5Pcs
$17.95 Save $1.00 RRP: $18.95
1Pc 5-12V Bathroom Mirror Switch Touch-Switch Sensor Two Colors
$17.95 Save $1.00 RRP: $18.95
-013-000 Open- Current Transformer SCT013 Non-Invasive AC Current Sensor Split Core Current Transfo
$15.95 Save $53.05 RRP: $69.00
E27 Base Pir Motion Detector Wall Lamp Holder Socket Led Ac220V Automatic Human Body Infrared Pir Sensor Bulb Light Screw Cap Socket Lamp Bulb
$13.95 Save $85.05 RRP: $99.00
0-40Kpa Air Pressure Sensor Module Water Level and LIquid Level Sensor Controller Board
$8.95 Save $55.05 RRP: $64.00
ZigBee Humidity and Temperature Sensor Smart Hygrometer Thermometer
$20.95 Save $14.00 RRP: $34.95
Auto On/Off E27 Motion Sensor Light Socket for Indoor/Outdoor
$16.95 Save $17.00 RRP: $33.95
2PCS -IR22 Single Point Water Level Sensor Photoelectric Liquid Level Sensor Wired Micro-Measuremen
$18.95 Save $5.00 RRP: $23.95
Cardio Ear Heart Rate Pulse Meter Sensor For Kettler Cardio Fitness Equipment Accessories Heart Rat
$9.95 Save $10.00 RRP: $19.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recog
$15.95 Save $63.05 RRP: $79.00
Socket Automatic Human Infrared Sensor Lamp Holder EU Plug
$18.95
EU Plug Digital Thermostat with Temperature Control Socket Outlet
$20.95 Save $23.00 RRP: $43.95
SHT30 Digital Output Temperature and Humidity Sensor Module IIC I2C Interface 3.3V for DIY
$14.95 Save $6.00 RRP: $20.95
24G HLK-LD2450 Millimeter Wave Human Tracking Radar Sensor Module, A
$20.95 Save $13.00 RRP: $33.95
Intake Air Temperature Sensor Direct Replacement IAT Sensor
$19.95 Save $12.00 RRP: $31.95
Cardio EAR CLIP Heart Rate Pulse Meter Sensor for Cardio
$17.95 Save $11.00 RRP: $28.95
8Pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch
$20.95 Save $13.00 RRP: $33.95
AHT20+BMP280 Temperature Humidity Air Pressure Module
$15.95 Save $10.00 RRP: $25.95
AM312 PIR Sensor,5 Pack Pyroelectric Infrared PIR Human IR Sensor
$14.95 Save $10.00 RRP: $24.95
Sound-Triggered Clap Switch with Light Sensor and Socket Adapter
$17.95 Save $31.00 RRP: $48.95
0-40Kpa Air Pressure Sensor Module Water Level and LIquid Level
$16.95 Save $10.00 RRP: $26.95
SHT31 SHT31-D Temperature & Humidity Sensor Module for
$12.95 Save $8.00 RRP: $20.95
Speed Sensor For Mid Drive Crank Motor Kit A
$17.95 Save $12.00 RRP: $29.95
Car Rear Axle Brake Sensor For A6 A7 E- Q5
$18.95 Save $12.00 RRP: $30.95
3Pcs AS5600 Encoder 12 Bit Precision Magnetic Induction Angle Measuring Sensor Module Electronic Com
$13.95 Save $6.00 RRP: $19.95
12V DYP-2HD01 Vibration Sensor for Security Detecting, Car Anti-Theft System, etc
$10.95 Save $53.05 RRP: $64.00