Online Electrical Software
Web based Online Electrical Calculators & Reference Software based on BS 7671 wiring regulations. Utilities | Tools | Multiple Calculators | Tables + more…
The all on one electrical software solution trusted by Electrical Contractors and Electricians throughout the UK.
Key Benefits
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Eliminate Compliance Errors |
Max Zs Values: Check measured Zs values against 80% temperature-adjusted figures instantly. |
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Adiabatic Equation Calculator: Quickly size protective conductors (CPC/Earth). | |
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Design with Confidence |
Cable Sizing: Includes correction factors and multiple installation methods. |
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Maximum Demand Calculator: Apply diversity factors for single and three-phase circuits based on the On-Site Guide. | |
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Digital Reference Library |
18th Edition Tables: Access Bathroom IP ratings, cable ratings, and wiring zones and more without leaving the software. |
Maximum Demand Calculator
Automatically applies diversity, just add your circuits/loads and it will calculate the total connected load and maximum demand for you.
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Get instant access to everything on this page and more!
Stop wasting time on manual electrical calculations or searching through pages and pages of books for tables and charts – Saves Hours Every Week
Cable Size Calculator
Enter your design current (Ib) and circuit Length (m), select a cable type, installation method, overcurrent protective device (In) and apply any relevant correction factors to calculate your cable size.
Also calculates: It, Voltage Drop, Zs and R1+R2.
Maximum Zs Values
A calculator to calculate common protective devices maximum Zs (earth fault loop impedance) values.
Also includes many manufacture Zs tables for MCCBs and ACBs.
Finish Max Zs Checks in Seconds. Get Full Access Today
Get instant results for every job right from your desktop.
Optimised for desktop PC’s and laptops.
Earthing & Bonding Calculators
The earthing and bonding section includes calculators and tables for the sizing of circuit protective conductors, earthing conductors and main protective bonding conductors (protective equipotential bonding) such as for Gas and Water incoming services.
Electrical Calculators
The electrical calculators include (but not limited to),
Adiabatic Equation Calculator
Calculate the minimum required earth or cpc size for a variety of different cable types and materials.
Easy to follow navigation
Designed with the user in mind there are a number of easy access menus along with a searchable index.
The home screen quick access icons link to the most commonly used electrical calculators.
Electrical Tables
The electrical reference tables include (but not limited to),
Software Demo Video
Version 1.0.6
Summary of Features
Web Electrical Software Pricing
Sign-up today and get full instant access to all of the tools and calculators mentioned above.
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Fast, Accurate & Precision Electrical Calculations, Start Calculating Today, Choose Your Plan & Get Instant Access
Single User
Single-user 6 months.
Single (6m)
- Cable Calc.
- Max Zs Values.
- Maximum Demand Calculator.
- Tables and charts.
- And so much more…
£ 55
Cancel Anytime
Best Value
Single User
Single-user 12 months.
Single (12m)
- Cable Calc.
- Max Zs Values.
- Maximum Demand Calculator.
- Tables and charts.
- And so much more…
£ 75
Cancel Anytime
Multi User
Multi-user 12 months.
Enterprise (12m)
- As per the single-user plus
- Includes 3 users.
- Additional users only £55/year.
- Dedicated support team.
- Cancel anytime.
£ 165
Includes 3 users
Cancel Anytime