Understanding electrical relationships is essential for students, engineers, electricians, and hobbyists. Our Ohm’s Law Calculator is a fast, accurate, and user-friendly tool that helps you calculate voltage (V), current (A), resistance (Ω), and power (W) instantly. Instead of manually rearranging formulas, you simply enter any two known values, and the calculator automatically computes the missing … Read more
Low Voltage Drop Calculator System Voltage (V): Current (Amps): One-Way Wire Length (feet): Wire Gauge (AWG): 18 AWG16 AWG14 AWG12 AWG10 AWG8 AWG6 AWG4 AWG2 AWG1 AWG1/0 AWG2/0 AWG3/0 AWG4/0 AWG Conductor Type: CopperAluminum Calculate Reset Voltage Drop (V): 0.00 V Voltage Drop (%): 0.00% Voltage at Load: 0.00 V Status: – Voltage drop is … Read more
Drop Voltage Calculator Current (Amperes): One-Way Length (Feet): Wire Gauge (AWG): 14 AWG12 AWG10 AWG8 AWG6 AWG4 AWG2 AWG1/0 AWG2/0 AWG3/0 AWG4/0 AWG Source Voltage (Volts): Conductor Type: Single Phase (2 conductors)Three Phase (3 conductors) Calculate Reset Voltage Drop: 0.00 V Voltage Drop Percentage: 0.00% Voltage at Load: 0.00 V Voltage drop is one of … Read more
Cable Voltage Drop Calculator System Voltage (V): Load Current (A): Cable Length (meters): Cable Size (mm²): 1.5 mm²2.5 mm²4 mm²6 mm²10 mm²16 mm²25 mm²35 mm²50 mm²70 mm²95 mm² Phase Configuration: Single PhaseThree Phase Conductor Material: CopperAluminum Calculate Reset Voltage Drop: 0.00 V Voltage Drop %: 0.00% Load Voltage: 0.00 V Power Loss: 0.00 W Status: … Read more
AC Voltage Drop Calculator Phase Type: Single PhaseThree Phase System Voltage (V): Load Current (A): One-Way Distance (ft): Wire Size (AWG): 14 AWG12 AWG10 AWG8 AWG6 AWG4 AWG2 AWG1 AWG1/0 AWG2/0 AWG3/0 AWG4/0 AWG Calculate Reset Voltage Drop: 0.00 V Voltage Drop %: 0.00% Load Voltage: 0.00 V Status: Within Limits When designing or maintaining … Read more
3 Phase Voltage Drop Calculator System Voltage (V): Load Current (A): One-Way Distance (ft): Wire Size (AWG): 14 AWG12 AWG10 AWG8 AWG6 AWG4 AWG2 AWG1 AWG1/0 AWG2/0 AWG3/0 AWG4/0 AWG Power Factor: Calculate Reset Voltage Drop: 0.00 V Voltage Drop %: 0.00% Load Voltage: 0.00 V Status: Within Limits Voltage drop is an important factor … Read more
Watts To Kwh Cost Calculator Power (Watts): Hours Used: Rate Per kWh: $ Calculation Period: Single UseDailyWeeklyMonthlyYearly Number of Devices: Efficiency Rating: 100% (No Loss)95% Efficient90% Efficient85% Efficient80% Efficient75% Efficient Calculate Reset Total Watts: 0 W Adjusted Watts (w/ efficiency): 0 W Energy Per Period (Wh): 0.00 Wh Energy Per Period (kWh): 0.000 kWh Cost … Read more
Watts Per Hour Calculator Power Consumption (Watts): Time Period (Hours): Electricity Cost (per kWh): $ Device Type: Custom DeviceLED Bulb (10W)CFL Bulb (15W)Incandescent Bulb (60W)Laptop (50W)Desktop Computer (200W)LED TV (100W)Microwave (1000W)Refrigerator (150W)Window AC (1200W)Space Heater (1500W) Voltage Type: 120V (Standard)240V (High Power) Usage Pattern: ContinuousIntermittent (50%)Light Use (25%)Heavy Use (75%) Calculate Reset Power Consumption: 0 … Read more
Wattage Cost Calculator Appliance Wattage (W): Hours Used Per Day: Days Used Per Month: Electricity Rate (per kWh): $ Appliance Type: Standard ApplianceAir ConditionerSpace HeaterRefrigeratorWasher/DryerComputer/GamingTelevisionLighting Power Factor: 1.0 (100% Efficient)0.95 (95% Efficient)0.90 (90% Efficient)0.85 (85% Efficient)0.80 (80% Efficient) Voltage (V): 120V (Standard US)240V (Large Appliances) Calculate Reset Actual Power Draw: 0 W Daily Energy Usage: … Read more
Watt Cost Calculator Device Wattage (W): Daily Usage Hours: Electricity Rate (per kWh): $ Days Used Per Week: 1 Day2 Days3 Days4 Days5 Days (Weekdays)6 Days7 Days (Daily) Number of Devices: Device Efficiency: StandardEco/Energy Saving ModeHigh Performance ModeStandby Mode Calculate Reset Actual Wattage: 0 W Daily Energy Consumption: 0.00 kWh Weekly Energy Consumption: 0.00 kWh … Read more