Denki 台電電費計算器 - 夏月費率五段累進試算

Do you know how Taipower calculates your electricity bill?

Denki translates Taipower bills into numbers you can understand.

Enter your current electricity usage and instantly see the calculation for each of the five rate brackets.

⚡ Electricity Bill Calculator

• Automatic rate switching between summer months (June–September) and non-summer months (October–May)

• Detailed breakdown of five progressive rates, clearly showing the cost of each rate segment

• Supports monthly billing / bi-monthly billing (automatic threshold x2)

• Basic electricity cost + data usage cost displayed separately

• Average cost per kilowatt-hour and daily electricity cost clearly displayed

🏠 Appliance Power Consumption Calculator

• Preset power ratings for common appliances such as air conditioners, water heaters, refrigerators, and dishwashers

• Enter daily usage hours to calculate monthly power consumption and cost

• Manually input power (W) for any appliance

• Understand "What percentage of this month's bill does my air conditioner account for?"

💡 Energy Savings Calculator

• Enter the amount of kilowatt-hours you want to reduce to instantly see how much you can save

• Explanation of why reducing the last few kilowatt-hours saves more (the key logic of progressive rates)

• Helps you find the most energy-efficient changes

👥 Electricity Bill Sharing

• How to divide electricity bills most fairly in shared or subdivided apartments?

• Average sharing (2–8 people) or calculation based on each person's electricity consumption ratio

• Useful for both landlords and tenants

⏰ Time-of-Use Electricity Pricing Calculator

• Taiwan Power Company's simplified time-of-use electricity pricing (peak/off-peak) calculation

• Automatic comparison: Does switching time-of-use electricity plans save or increase costs?

• Suitable for families with high nighttime electricity consumption and timed appliances

📊 Current Electricity Bill Estimate

• Calculate your approximate bill before it arrives

• Enter your current reading and the number of days that have passed to estimate your end-of-period electricity bill

• Avoid being shocked by your end-of-month bill

🔍 Rental Electricity Bill Check (New Law 2024/7)

• Is it legal for landlords to charge NT$5, NT$6, or NT$7? Calculate everything in a second!

• Enter your Taipower bill information vs. your landlord's charges, and it will automatically compare the legal limits.

• Overcharge calculation + appeal process tips

🎁 Energy Saving Incentive Calculation

• Taipower Energy Saving Incentive: Save electricity compared to last year, and get NT$0.6 per kilowatt-hour refunded.

• Enter your bills from the same period last year and this period, and it will automatically calculate how much incentive you can get.

📋 Bill Field Explanation

• Electricity number, previous period index, current period index, flow rate electricity fee… Understand every field.

• Five progressive rates, summer month vs. non-summer month, bi-monthly billing explained in one go.

• Clarify the three most common electricity bill misunderstandings in Taiwan.

📡 Meter Reading Calculation

• Directly enter your meter reading, and it will automatically calculate your electricity consumption and estimated bill.

• Suitable for households with meter access or for tenants in suites.

🔋 Electric Vehicle Charging Calculation

• Enter the charging amount (kWh) or mileage to calculate the cost per charge.

• Automatically compare standard rates vs. Taipower's off-peak electricity pricing to see which is better for your province.

• Essential for Taiwan EV owners: "How much does it actually cost to charge once?"