UK Negative Power Prices Calculator

Estimate whether a negative UK power price window is worth shifting appliances, EV charging, or battery load into.

Bill impactLoad capacityCopyable plan

UK negative power prices calculator

Window rate (p/kWh)Regular rate (p/kWh)

Shiftable load (kWh)Device power (kW)

Negative half-hour slotsStanding charge (p/day)

Estimated saving£3.64

Use the window for flexible load. 14 kWh fits inside a 2-hour window.

UK negative power prices plan
Window rate: -2p per kWh
Regular tariff avoided: 24p per kWh
Usable load in this window: 14 kWh over 2 hours
Window bill impact: -£0.28
Estimated saving vs regular tariff: £3.64
Unshifted load: 4 kWh (£0.96)
Net day impact with standing charge: £1.28
Decision: Use the window for flexible load

Before scheduling:
- Verify the live half-hour price in your supplier app.
- Confirm your appliance, EV charger, or battery can safely run unattended.
- Treat this as an estimate; supplier rules, VAT, and export settings can differ.

Verify tariff Market data

先使用工具，再核驗官方資訊

輸入細節

填寫本地情況、時區、價格、截止日期或活動計畫。

查看結果

頁面會在站內產生估算、判斷、清單或可複製計畫。

核驗來源

對於時效性資訊，請在購買、申報、出行或參加活動前核驗官方來源。

常見問題

UK Negative Power Prices Calculator 能做什麼？

Estimate whether a negative UK power price window is worth shifting appliances, EV charging, or battery load into. 結果會根據你輸入的內容即時變化，方便你直接在頁面內使用輸出。

這個 uk negative power prices 工具需要帳號嗎？

UK Negative Power Prices Calculator 在瀏覽器中執行，不需要註冊。若頁面提供外部連結，也只是用於在站內產生結果之後做二次核驗。

uk negative power prices 的結果需要核驗嗎？

請把結果作為實用估算或格式化輸出。涉及時效、法律、稅務、安全、購買或本地決策時，請在行動前以官方來源核驗。