Two Wire Inductive Proximity Sensors: The Universal Donor
identification - How to test the voltage of a speed sensor and identify the +ve, ground and signal wires using a DMM? - Electrical Engineering Stack Exchange
MSP6729 Generator Speed Sensor Parts DC 4 24V 2 wire Magnetic Rotate Pick Up Rotate Strong output signal|Power Tool Accessories| - AliExpress
Magnetic Speed Sensor Msp6729 Mpu Dc 4-24v 2-wire Magnetic Rotate Pick Up 3/8unf - Power Tool Accessories - AliExpress
2-wire ABS sensor, trying to read reluctor using interrupts. ZERO luck. - Sensors - Arduino Forum
2-wire Hall-Effect Switch/Latch IC (MLX92242) I Melexis