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Practical insights on energy, building automation, and compliance for buildings and industry, by the Cobler team.
TNB Bills & TariffsCost recovery via check meters is legal; unlicensed reselling is not. How Malaysian landlords should split an RP4 TNB bill across tenants, allocate capacity and network charges, and automate the invoices.
TNB Bills & TariffsThe Automatic Fuel Adjustment is the line that moves your bill every month even when your tariff is fixed. How AFA works, how much it has swung, and the one lever you have.
TNB Bills & TariffsMaximum demand is billed on your worst half-hour of the month. Under RP4, the old MD charge split into a Capacity Charge and a Network Charge - here's how it works.
TNB Bills & TariffsThat small 1.6% KWTBB line on your bill is the Renewable Energy Fund levy. What it funds, who pays it, and the 2025 change that lets some businesses stop paying it.
TNB Bills & TariffsFeaturedA TNB commercial bill isn't one number, it's seven separate charges, and some you can cut while others you can't touch. Here's how to read each line and find the leverage.
TNB Bills & TariffsLine your monitoring up against the TNB bill and the numbers won't agree, and you can't dispute it. Why that's normal, why it doesn't matter, and what your meter is really for.
TNB Bills & TariffsA power factor surcharge is a penalty for how you draw power, not how much you use - and it's almost always avoidable. Here's what triggers it and how to stop paying.
TNB Bills & TariffsFeaturedMaximum demand is the quiet line item inflating Malaysian electricity bills. Under TNB's RP4 tariff, cutting TNB maximum demand charges is now worth roughly RM89-RM97 per kW, every month.
TNB Bills & TariffsTNB ToU under RP4: peak is 2pm-10pm weekdays only; nights, weekends and 15 public holidays are off-peak. What the myTNB 6-month warning means, the off-peak maximum demand exemption, and how to model a switch with 30-minute interval data.