Features: High accuracy 3034572 magnetic pickup sensor accurately measures rotational speed from 50 5000Hz with ±1.5V output, featuring strong metal construction and 55°C to 105°C temperature resistance for generator RPM monitoring. Engineered with 5/8 18UNF threaded aluminum housing and optimized .028" 0.042" air space design, this speed sensor delivers stable 30V output while resisting electromagnetic interference in harsh environments. Essential for fuels generator technicians, heavy machinery operators, and industrial maintenance crews requiring reliable RPM data for NT855 series engines and suitable generator sets. Performs critical speed detection in construction equipment, mining trucks, and agricultural machinery where precise rotational monitoring prevents engine malfunctions during extreme operations. Quick install 80mm sensor simplifies replacement procedures with tool free mounting, maintaining top performances in power generation systems and vehicular applications demanding uninterrupted RPM feedback. Specifications: Material: metal+plastic Model Number:3034572 Inductance value:42MH+25% Resistance value:300 Ohms Thread:5/8-18UNF- Off-tooth distance:.028 in .-.042 in Temperature range:-55 Degrees to 105 Degrees Idle output:1.5 volts output:30 volts Range:50-5000Hz colour:Black + silver Material:metal size:Length: 80mm Package Includes: 1xSpeed Sensor note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.