VoltLab by VoltWorks
A lightweight electronics calculator for quick electrical calculations.
Extension Metadata
About this extension
VoltLab is a lightweight electronics calculator designed for students, hobbyists, technicians and anyone working with electrical and electronic circuits.
It provides a collection of useful calculators for everyday electronics:
• Ohm's Law — calculate voltage, current and resistance.
• Electrical Power — calculate power, voltage and current.
• Resistors — calculate total resistance for series and parallel connections.
• Capacitors — calculate capacitive reactance (Xc).
• Inductors — calculate inductive reactance (Xl).
• Wires — calculate wire resistance based on material, length and cross-sectional area.
VoltLab is designed to be fast, simple and easy to use directly from the Firefox toolbar.
All calculations are performed locally in the extension. No account is required and VoltLab does not collect or transmit user data.
Developed by VoltWorks.
Developer: farad619
Telegram: @farad619
It provides a collection of useful calculators for everyday electronics:
• Ohm's Law — calculate voltage, current and resistance.
• Electrical Power — calculate power, voltage and current.
• Resistors — calculate total resistance for series and parallel connections.
• Capacitors — calculate capacitive reactance (Xc).
• Inductors — calculate inductive reactance (Xl).
• Wires — calculate wire resistance based on material, length and cross-sectional area.
VoltLab is designed to be fast, simple and easy to use directly from the Firefox toolbar.
All calculations are performed locally in the extension. No account is required and VoltLab does not collect or transmit user data.
Developed by VoltWorks.
Developer: farad619
Telegram: @farad619
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More information
- Add-on Links
- Version
- 1.0.0
- Size
- 27.88 KB
- Last updated
- 8 days ago (Aug 22, 2026)
- Related Categories
- License
- All Rights Reserved
- Version History
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