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Electrician Tools & Quotes
Electrician calculator: wire size, voltage drop, quotes. Works offline
ElecPro Suite is the ultimate electrician calculator and electrical estimate app built for electrical contractors, master electricians, maintenance technicians, field engineers, and electrical estimators. This all-in-one offline electrician tool combines a precision electrical engineering calculator with a professional quote and invoice generator — no internet connection required, no login needed, fully private and offline. Whether you need a voltage drop calculator, wire size calculator, circuit breaker calculator, or a fast way to generate a professional PDF estimate for a client, ElecPro Suite delivers accurate results instantly, built on international electrical codes trusted by professionals worldwide. ⚡ MULTI-STANDARD ELECTRICAL CALCULATOR - IEC 60364 — 230V/400V, metric standards used across Europe, Africa, and globally - NEC / NFPA 70 — 120V/240V/480V, AWG/kcmil, North American wiring standards - BS 7671 — 230V/400V/415V, IET for the UK ★ ENGINEERING CALCULATORS INCLUDED - Voltage Drop Calculator — calculates voltage loss percentage and maximum cable run length based on phase, conductor material (copper or aluminum), and load current - Wire & Cable Sizing Calculator — recommends correct conductor cross- section (mm² or AWG) with temperature de-rating and grouping correction factors - Circuit Breaker & Fuse Sizing Calculator — nominal amp ratings and trip curve recommendations (B, C, D) with short-circuit margins - Conduit Fill Calculator — multi-conductor raceway fill compliant with NEC Chapter 9 and IEC fill limit standards - Electric Motor Calculator — full-load amps (FLA), starting current, real/apparent power, and power factor correction capacitor sizing - Ohm's Law & Power Triangle Calculator — single-phase and three-phase active, reactive, and apparent power conversions - Lighting & Lumen Calculator — zonal cavity method for calculating required fixture count based on room size and lux levels - Energy Consumption Calculator — daily, monthly, and yearly electricity cost estimates with custom kWh utility rates - Markup & Profit Margin Calculator — labor and material cost markup, profit margin, and sale price calculations - Bill & Project Cost Splitter — split material costs, labor hours, and contractor payouts across a team ★ PROFESSIONAL ELECTRICAL QUOTE & INVOICE GENERATOR Stop losing jobs to slow paperwork. ElecPro Suite includes a full estimate (devis) and invoice management system built specifically for electricians: - Create, edit, duplicate, search, and filter quotes by status — Draft, Sent, Approved, Completed, Invoiced - Line item catalog for labor hours, wire runs, breakers, fixtures, conduits, and accessories with custom quantities and markups - Store client details — name, phone, email, and job site address - Multi-currency support — MAD, USD, EUR, GBP, CAD, AED, SAR, AUD, JPY, and more - Configurable VAT and sales tax rates plus project discounts - Download high-resolution PDF estimates directly to your device - Share PDF quotes instantly via WhatsApp, Gmail, Outlook, or any messaging app ★ PERSONALIZATION & USER EXPERIENCE - Dark Mode, Light Mode, and System Default themes with Material Design 3 - First-launch setup wizard to configure your default electrical code, language, theme, and currency - Available in English, French, Spanish, Arabic, and Portuguese - 100% offline and private — all calculations, client data, and quotes are stored locally on your device, never uploaded, never shared ★ WHO THIS APP IS FOR - Electrical contractors and licensed electricians - Electrical maintenance technicians - Field engineers and site supervisors - Electrical estimators and quantity surveyors - Electrical engineering students learning voltage drop, wire sizing, and power calculations - Anyone needing a reliable wire gauge calculator, amp calculator, or electrical load calculator on the job site