Smart Meter Guide
How smart meters work and whether to get one.
Smart Meter Problems
Common smart meter faults and how to fix them.
SMETS1 vs SMETS2
The difference between smart meter generations.
Smart Meter Switching Advice
What happens to your smart meter when you switch supplier.
Usage Tracking Tools
Estimate savings from tracking your energy use.
Related Calculators
Related PowerGuardian Guides
Explore the Knowledge Centre
Energy Bills Hub
Everything you need to understand, estimate and reduce your UK energy bills — from calculators to the price cap and why costs change.
Switching Supplier Hub
Compare suppliers, check performance and switch with confidence using PowerGuardian's independent supplier tools and guides.
Energy Saving Hub
Practical ways to use less energy and spend less — from appliance running costs to efficiency scoring and smart saving devices.