Amazon.com: NOYITO Inductive Proximity Sensor Switch DC 10 to 30V 300mA DC 3-Wire NPN.NO Detection Distance 4mm SN04-N (Pack of 2) : Industrial & Scientific
Stemedu DC 0-25V Voltage Detection Sensor Voltage Terminal Measurement Module up to 25V, Test Electronic Bricks for Robot for Arduino Raspberry Pi (Pack of 5pcs): Amazon.com: Industrial & Scientific
SENSKY BS010L DC 12V to 30V 3A Mini Pir Motion Sensor Switch,Occupancy Sensor Switch for Gun Safe, Kitchen Cabinet, Pantry, Closet led lighting (Black-With Light Sensor) - - Amazon.com
Amazon.com: Baomain Capacitive Proximity Sensor Switch LJC12A3-5-Z/AY PNP NC DC 10-30V 200mA 1-5mm Blue : Industrial & Scientific
Amazon.com: Normally Open DC 4.8-30V 500mA NPN NC 3-Wire 4mm Inductive Proximity Sensor Switch SN04-N : Industrial & Scientific
Amazon.com: bayite DC 5-120V 100A Mini Digital Current Voltage Amp Meter Ammeter Gauge with Hall Effect Sensor Transformer : Automotive
Taiss/30 cm Adjustable M18 Diffuse photoelectric Switch Sensor Optical dc Three Lines NPN NC(Normally Closed) Proximity Switch 6-36VDC E3F-DS30B2: Amazon.com: Industrial & Scientific
Amazon.com: Diymall Voltage Sensor Dc0-25v for Arduino with Code(Pack of 2pcs) : Industrial & Scientific
6pcs Hall Effect Magnetic Sensor Module 3144E A3144 Hall Effect Sensor KY-003 DC 5V for Arduino PIC AVR Smart Cars by MUZHI: Amazon.com: Industrial & Scientific
Amazon.com: NOYITO Analog Current Sensor Module INA169 2.7V to 60V DC Current Sensor Breakout Module : Industrial & Scientific
HiLetgo INA219 I2C IIC Bi-Directional DC Current Power Supply Sensor Breakout Module Power Monitoring Sensor: Amazon.com: Industrial & Scientific
Amazon.com: HIGHROCK Ac Dc 12v 10a Auto on Off Photocell Light Switch Photoswitch Light Sensor Switch : Tools & Home Improvement
Amazon.com: URBEST® 8mm Detecting Distance Approach Sensor Inductive Proximity Switch NPN NO DC 6-36V Cylinder Type : Industrial & Scientific
Amazon.com: uxcell DC 6-36V 300mA 3-Wire Inductive Proximity NPN NC Switch Sensor Probe 8mm for 3D Printer Probe Bed Leveling,MCU Board : Industrial & Scientific
Amazon.com: Baomain Magnetic Reed Sensor Switch D-A93 DC AC 5-240V 200mA Sensor 10mm NO(Normally Open) for Pneumatic Air Cylinder : Industrial & Scientific
Amazon.com: uxcell a11021800ux0169 SN04-N DC 10-30V 200mA NPN NO 3-Wire 4mm Approach Sensor Inductive Proximity Switch : Industrial & Scientific
Electronics-Salon DIN Rail Mount AC/DC Current Sensor Module, Based on ACS712 (+/-20Amp): Amazon.com: Industrial & Scientific