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APP CATALOGUE QUICK LINKS
Calculate the total connected load and apply diversity to calculate the maximum demand.
Electrical Tools and Reference
The fully loaded Electricians App with calculators, tools, guides and tables.
Electrical Cert software
Pro Certs – The Electrical Certification App for installation, minor works and EICR certs.
Max Zs Values
Look-up a Zs table or calculate the maximum permitted Zs values for protective devices.
R1+R2 Zs Ze Calculator
Convert to or from Zs, R1+R2 and Ze (Ze not recommended) for verifying your measured R1+R2 or Zs values.
Landlord Interim Certs
Rental property electrical interim inspection certificates for Electricians, Surveyors & Letting Agents.
Cable size calculator software/app for calculating cable sizes, volt drop and R1+R2
Fault Current Calculator
Calculate fault current from Zs/Ze, or enter any two values (Voltage, Zs/Ze, PFC) to calculate the other.
Cloud Electrical Software
Desktop cloud electrical software for Windows and Mac based on our Electrical Tools and Reference App.
The Adiabatic Equation Calculator for calculating the minimum permitted cpc/earth sizes.
BS 7909 certificates for temporary electrical systems, G1, G2 and G3 certificates.
Calculate single phase kVA and calculate three phase kVA, Voltage, Power Factor, kW or Amps.