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7.83 Schumann Resonator Overvoltage Overcurrent Surge Protection 0.01-100Khz Continuously Adjustable Frequency Signal Generator
$17.75-18.26
Min. order 2 pieces
In-Out Shared Port Bidirectional 5V UPS Mini Board 3.7V 4.2V Lithium Battery Charge Discharge for Arrrduino ESP32 PI ESP8266 MCU
$1.01-1.04
Min. order 30 pieces
DC 12V 24V AC 110V 220V 304 Waterproof Rust-proof Water Liquid Level Sensor Probe 30A Water Pump Automatic Start-Stop Controller
$7.83-8.70
Min. order 5 pieces
5V 12V 24V 8CH RS232 IO Control Switch Relay PLC Expansion Board DB9 Serial Port PC Com for Arrrduino MEGA NANO
$2.87-2.96
Min. order 20 pieces
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electric Locks TAU-S0837DL Magnetic Lock dc 6V 12V 24V for the Cabinet door lock
$4-5
Min. Order: 10 pieces
DC 5~12V 150~280L/h Micro submersible water pump for aquarium
$2-2.50
Min. Order: 10 pieces
110V 220V Light Switch PIR Sensor Detector Smart Switch LED 110V 220V PIR Infrared Motion Sensor Switch Auto On Off
$1.20-1.45
Min. Order: 20 pieces
DC 12V 24V 8A Automatic Adjustable PIR Motion Sensor Switch IR Infrared Detector Light Switch Module for LED Strip Light Lamp
$1.50-1.80
Min. Order: 10 pieces
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DF-96ED Automatic Water Level Controller Switch 10A 220V Water tank Liquid Level Detection Sensor Water Pump Controller 2m wires
$8-9
Min. Order: 5 pieces
PP Liquid Water Level Sensor Horizontal Float Switch Down
$0.90-1
Min. Order: 50 pieces
20 sold
LJ12A3-4-Z/BY Inductive Proximity Sensor Switch PNP DC 6V-36V NEW
$0.90-1
Min. Order: 50 pieces
Angle Sensor Hall Effect Potentiometer Analog Transducer Rotation Displacement Non Contact Instrument DC 5V 10166
$14-15
Min. Order: 5 pieces
AC 1500V/Imin Liquid Water Level Sensor Horizontal Float Switch For Aquariums Fish Tank Pool Hydroponics Tools with 40cm Cable
$0.90-1
Min. Order: 20 pieces
DF-96ED Automatic Water Level Controller Switch 10A 220V Water tank Liquid Level Detection Sensor Water Pump Controller
$10
Min. Order: 5 pieces
Laser PM2.5 DUST SENSOR PMS7003 / G7 High-precision laser dust concentration sensor digital dust particles
$12-13
Min. Order: 5 pieces