Look up NEC codes and practices
Access NEC code and practices with AI-driven answers. Search for specific installations, check compliance, and receive expert advice. View detailed diagrams and compare code versions. Save notes and organize queries for easy reference.
Showing 41–60 of 1,000 ranked alternatives.
TrothMatrix OPC Private Limited
Calculate voltage, current, resistance, and power
Calculate Voltage, Current, Resistance, and Power using Ohm’s Law and ’s Law. Input values to solve for unknowns. Display results instantly. Includes formulas for calculations. Supports both direct and indirect circuit analysis.
FastField, Inc.
Create, edit, and submit on the go
Create and manage custom and database apps without technical expertise. Collect data in real-time via smartphones and tablets. Deploy to a workforce and access through a account.
Rostyslav Dovhaliuk
Search datasheets and calculate resistor values
Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.
Tradify Limited
Manage quotes, schedule jobs, clients
Manage job schedules and track progress with real-time updates. Create and send quotes for projects. nd send invoices with customizable templates. Monitor business finances and expenses. Access all tools from any device at any time.
Contractor Plus, Inc.
Manage jobs, track time, and invoice clients
Create and send itemized estimates with photos for each task. Track job progress and update clients in real time. Manage multiple projects with customizable templates. Generate professional invoices and track payments.
Nimbus Services, Inc.
Book service pros and schedule appointments
Find and book verified home service professionals for tasks like plumbing, cleaning, and landscaping. Search by service and location, then schedule directly. No middlemen, spam calls, or hidden fees. View reviews and ratings before hiring.
Kopperfield, Inc.
Design projects with load calcs and diagrams
Provides load calculations, line diagrams, and panel schedules for electrical projects. Users input property details to generate updated calculations.
Copeland LP
Access product specs and details anytime
Access product specifications for air conditioning and refrigeration equipment. Search by model number, view detailed technical data, and download documentation. Login with existing OPI credentials or create a new account.
Sam Virgillo
Calculate voltage, current, and power
Calculate voltage, current, and power in 3-phase delta and wye circuits. Determine conductor ampacity using NEC and CEC tables. Compute voltage drop based on length, size, current, and temperature.
Specta Labs, Inc.
Track , schedule shifts, and pay employees
Track with GPS-enabled tracking. Schedule shifts and manage employee availability. Generate payroll with one click. Monitor team locations in real . View reports and compliance data within the .
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