Reed switch boat fuel tank sending units work via magnetic float activating sealed contacts to adjust circuits. They’re affordable, reliable, low-power, easy to install, fuel-compatible—ideal for prioritizing reliability and budget.

To find an accurately monitored, stable, durable, easy-to-use fuel sending unit: prioritize ±5% accuracy, temperature/pressure resistance, quality materials, easy install. 100TechDirect offers such units; research and compare to choose.