Water Level Indicator

An interactive LED, diode, transistor and resistor circuit built in the DCACLab online simulator by Rashid Hussain.

Preview of Water Level Indicator

Open in the lab Embed The simulation runs as a demo that pauses after two minutes; open it in the lab to keep going.

Teaching with circuits?

Create a classroom, give your students a circuit to build, and review what they submit.

See classroom plans

What's inside

1× Battery
6× Resistor (470 Ω)
5× LED
2× Diode
2× Transistor
6× Switch
1× Buzzer

Tags

Transistor Diode Buzzer Switch LED Battery Resistor

About

By Rashid Hussain
Saved May 14, 2025 · updated January 15, 2026
997 views
Page: dcaclab.com/circuits/82935-water-level-indicator-6

Embed this circuit

<iframe src="https://dcaclab.com/experiments/82935-water-level-indicator-6/iframe" width="560" height="410" frameborder="0"></iframe>

Cite: Hussain, R. (2025). Water Level Indicator. DCACLab. https://dcaclab.com/circuits/82935-water-level-indicator-6

Related circuits