What are Peak and Off-Peak Hours?
Peak hours are the time when demand is highest, people are using appliances, AC, or industrial machines. Off-peak hours are the time when usage is low, such as late night or early morning.
Power companies like LESCO set rates on this basis. Unit cost is higher during peak time while it is lower during off-peak time. This concept is now being applied to gas bills as well, such as peak time use of Sui Gas heaters.
Understanding this is important because you can make a bill saving plan. If you use a bill calculator, it also tells you how much difference peak hours make to your monthly bill.
This basic understanding is important for every consumer whether you are in Karachi or Lahore.
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According to LESCO and WAPDA providers, peak hours are generally from 6 pm to 10 pm. At this time everyone comes back home, lights, TV, oven, everything is on.
Every electricity provider has a slightly different schedule, but the trend is almost the same. Industrial areas may have different peak times. The peak timing of Sui Gas is usually 6-9 am and 7-9 pm in winters.
If you adjust your daily schedule, you can become energy efficient. Check LESCO Bill tool can help you estimate your monthly peak consumption.
It is also important to understand the timing so that heavy appliances are run before or after peak hours.
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In off-peak hours, electricity is cheaper and there is less pressure on the system. This time is usually from 10 pm to 6 am.
If you do things like washing machine, water motor or ironing during this time, you can save money. By using the bill calculator, you can plan your monthly savings.
Even if you adjust the usage of Sui Gas in off-peak timing, like switching on the geyser at 5 in the morning, you will get good pressure and consumption will also be less.
The biggest advantage of off-peak is that energy is saved and the bill is easily manageable.
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LESCO, GEPCO, MEPCO and other providers analyze peak/off-peak data to ensure efficient supply. Their focus is load management and grid protection.
Each provider announces the time and rate for its area. You can check this schedule regularly with tools like pakbills.info.
Their goal is to smoothen the demand and not overload any area. That's why they have introduced smart meters and real-time monitoring systems.
If you follow their data, you can also optimize your bill and avoid energy wastage.
When you use high-power appliances during peak hours like electric heaters, ACs, washing machines, etc. the unit charges are automatically high.
If you use the same appliance off-peak, the bill for the same consumption is less. LESCO and other companies apply time-of-use billing on it.
You can clearly see how much difference it makes by entering the appliance name and usage timing in the bill calculator. This data helps in your monthly planning.
Smart usage planning can be beneficial for every middle-class family, especially when inflation is high.
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First of all adjust your schedule run washing machine, iron, water motor early in the morning or at night. Setting the timer of geysers and heaters is also useful.
Using timer-based sockets, smart plugs, and routine setting apps is helpful. Google Home or Alexa devices can also set schedules for you.
Rotating the usage of appliances is also a good option. For example, if the heater is on, don’t move other heavy things.
Your target should be: “minimum load during maximum rate hours”.
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Slab-wise billing is done in Pakistan like 0–100 units, 101–300, and 301+. Higher slab rates are applied during peak time, which instantly increases the bill.
If your usage goes from 200 units to 330 units due to peak hour usage, then you go to extra slab. Hence it is important to control consumption.
LESCO and SNGPL both apply slab billing, and the bill calculator can show you this slab structure.
Planning is very important - off-peak usage can reduce slab impact considerably.
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Electricity peak hours are mostly evening time, while Sui Gas peak time is mostly morning and evening in winters.
Both have different impact. Higher electricity bills is due to slab and unit cost, There are main gas bills and pressure issues and overconsumption problems.
Operating appliances like geysers, heaters during peak hours affects both bills and comfort.
It is important to understand that peak hours of both utilities should be balanced so that efficient usage can be done.
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The demand is high during peak hours, due to which the grid gets overloaded - hence load shedding also mostly happens during this time.
If your area is a high loss area, then there is a higher chance of load shedding during peak time. LESCO and WAPDA do load management on this basis.
Load shedding not only causes inconvenience but can also damage appliances. So usage of heavy items in off-peak is a safe option.
Planning based on timing can save your electricity, your appliances, and your budget.
Every LESCO bill has a unit summary which shows peak vs off-peak unit usage of “TOU Meter” consumers.
If you have a smart meter, this detail is available real-time. Manual bill consumers have to estimate using a bill calculator.
The best way to track peak time usage is to use a smart device and bill analysis tool.
This insight helps you in future planning and consumption reduction.
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The official apps of LESCO, MEPCO, and other providers give you real-time consumption and timing information.
These apps have alerts, unit tracking, and estimated bill features that help avoid peak time.
In addition, independent apps are also available that show you a visual chart of usage. You can also set alarms for high usage periods.
Smart use of technology improves your energy habits.
If you seriously want to reduce your monthly bill, not just unit control — time control is also a must.
Shift appliance usage to off-peak, disconnect unnecessary lights and devices. Analyse weekly data using the bill calculator.
Using the Check LESCO bill feature, you can monitor monthly changes. Set Sui gas heaters to low usage time in the morning and at night.
Small habits make a lot of difference in the long term.
Peak hours in Pakistan typically fall between 6 PM to 10 PM, when electricity demand is highest. Off-peak hours usually start from 10 PM to 6 AM, when demand is low, and electricity is comparatively cheaper.
You can reduce your monthly bill by 20–30% by using heavy appliances like washing machine, iron, geyser etc during off-peak timing. For this, you can track consumption using bill calculator tools.
Yes, specially in winter season the Sui Gas pressure is low during peak hours - usually 6-9 am and 7-9 pm in the evening. Using geyser and heater during off-peak timing will ensure good gas pressure and reduce bill.
If you have a TOU (Time-of-Use) meter, your LESCO bill clearly shows how many units were consumed during peak and off-peak hours. Normal meter users can get an estimate using tools like online bill calculator or pakbills.info.
Yes, the official apps of LESCO and other electricity providers show real-time consumption data. You can set alerts in them when usage is happening during peak timing. Some 3rd-party apps also track usage through smart devices.
To check your electricity bill online in Pakistan, you can visit the website for your electricity provider and enter your 14-digit reference number. You can find your reference number on any previous bill.
You can check your Sui Gas bill online by visiting the Sui Northern Gas Pipelines Limited (SNGPL) website or the Sui Southern Gas Company (SSGC) website, and entering your 10-digit consumer number.
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