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S & P Electrical Engineering Consulting, Inc



Contact Saroj Joshi P.E., PhD for Services at :
858 610 8940

Click below to Email us:

S&P Consulting


8400 Miramar Rd San Diego, CA 92126

Useful sites:






S & P  an electrical engineering consulting firm providing professional and affordable electrical engineering services for Electrical of the following subject:

  • Complete Electrical Design of Commercial/Industrial/Schools/Churches/Restaurants/Mall/Retail Stores, Tenant Improvements/Healthcare Facilities/Military Facilities e.t.c.

  • Power Distribution Systems/Voltage Drop Calculations/Fault Current Calculations/Coordination Studies

  • Lighting

  • Power Quality Studies/Motor Control/Pump Stations (Motor Control)

  • Fire Alarm System

  • Multimedia and Tel/Data Networking

  • Power Distributions for Cellular Sites

  • Meter Recordings/Grounding/Grounding Test

  • Backup Power Generators Design for the Emergency Power Distributions

  • Solar Electrical Design

S & P Electrical also serve municipal power organizations, private utilities, commercial/industrial and residential clients.

S & P Electrical Engineering firm established in 2004 and it brings 20 years plus professional experiences in United States and some experiences internationally.

Our Engineering Services:



Signal System:

Construction /Administrations:

Title 24 Lighting

Lighting Design

Liting Photometric and pt. to pt. Calculations: Using Lite Pro


Power Distribution Design

Short Circuit Calculations

Back-Up Power System (UPS), Generator

Voltage Drop Calculations

Power Quality studies, Load studies and Meter Recordings


Complete Fire Alarm Design


Tel/Data Net Working: MDF/IDF and Distribution System


Coordination: with Architect/Utility Companies


Cost Estimate

Project Management



                                                     LEARN HOW TO DESIGN SOLAR SYSTEM?

You will learn following items from the above class:

1. Basic Solar System and Components/Solar Panels (PV Arrays)/Inverter/Combiner/Disconnects/Grounding/Net-Metering and latest achievements in Solar world
2. Complete Design : Solar String Calculations/Load Calculations/Temperature Corrections/Derating for Cable at high temperature
3. Develop Plot Plan/One Line Diagram/Disconnects Notes as require by City
4. NEC codes related with the Solar System
5. Understanding STC/PTC/CEC and PV Array and Inverters in Detail
6.One complete example from the scratch (Solar System Design) for Residential Area that will all above items
7. Strategy to tackle plan check corrections in Solar System Design

Who will benefit from the Class:

Electrical Contractor

Solar Installer
Solar Product Sales people
Business Owners
People who want to understand and learn Solar System Design
regardless their Background

Class: Classes are available for individual person or group
Location: It can be at 8400 Miramar, San Diego
Or at your place.
Fee: Please contact at this email:
We will response via email.

Who will teach you?

Professional Engineers with Solar Expertise, who had successfully design many Solar Projects/Taught Solar System
with 20 Yrs plus Electrical Engineering background with PH.D in Power

References: are available on request


Our Contact:

We will response ASAP


         Location: 8400 Miramar San Diego, CA 92126