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Sebastien Peterson 3 January 2025

What are dynamic electricity supply contracts ?

Dynamic electricity supply contracts are pricing plans where the cost of electricity changes based on real-time market conditions. Prices fluctuate hourly or more often, reflecting supply and demand. This can lead to potential savings for consumers by shifting energy use to off-peak times, but it also requires more active management of electricity consumption.

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In my exploration of belgian electricty contracts, I had not yet stumbled upon the concept of "dynamic electricity supply contracts". Even though European suppliers with more than 200k customers are now obliged by law to propose these, they are not yet popular in Belgium. But what are these ?

A dynamic electricity supply contract is a pricing model where the cost of electricity fluctuates based on real-time market conditions. Unlike traditional fixed or variable rate contracts, dynamic contracts offer prices that change hourly or even more frequently.

How does it work?

  • Real-time pricing: The price of electricity is determined by the current supply and demand in the energy market. When demand is high (e.g., peak hours), prices increase, and when demand is low (e.g., off-peak hours), prices decrease.
  • Price transparency: Customers receive information about the current and predicted electricity prices, allowing them to adjust their consumption accordingly.
  • Potential savings: By shifting energy consumption to off-peak hours, customers can potentially save money on their electricity bills.

Benefits of Dynamic Contracts

  • Cost savings: By optimizing energy consumption, customers can reduce their electricity bills.
  • Environmental benefits: Encourages energy efficiency and supports the integration of renewable energy sources.
  • Grid stability: Helps balance the electricity grid by shifting demand to periods of lower consumption.

Challenges and Considerations

  • Price volatility: Electricity prices can fluctuate significantly, making it difficult for some consumers to manage their energy costs.
  • Smart meters: To benefit fully from dynamic contracts, customers often need smart meters to monitor their electricity consumption in real-time.
  • Consumer behavior: Adapting to changing electricity prices requires behavioral changes from consumers.

In essence, dynamic electricity supply contracts offer a more flexible and potentially cost-effective approach to energy consumption, but they require careful consideration and adaptation by both consumers and energy providers.

As opposed to fixed contracts, suppliers proposing dynamic contracts have less risk to account for, and can keep the margins lower.

So far, the use case we have identified for dynamic contracts is EV owners who can charge during the day (when the costs are the lowest). If you can automate the charge your EV at those time and combine that with a dynamic contract, this is where you can make the biggest cost savings.

This is exactly what we are building at Pozoo. Let us know if you want to try us out !