John-Ross S. Cromer, PE
John Cromer is a graduate of the University of Pennsylvania with a BSE degree in mechanical engineering. He has 12 years of industry experience designing and installing residential and commercial solar photovoltaic power projects up to 1MW in size, with an emphasis on rooftop solar. Before transitioning into the solar industry, he worked as a control system engineer in oil and gas for Fluor Corporation. He is the founder of energy controller company Levll.
Mr. Cromer is also a Master Electrician who has earned a Residential Contractor certificate of responsibilities and a NABCEP PV Installer industry certificate. Writing and teaching solar training programs in between projects, his latest programs include content on batteries and electronic load control, for both residential and commercial applications.
Courses Provided by John Cromer
NABCEP PV-Associate Training Package
This package provides everything you need to become a NABCEP certified PV Associate. The 12 hours of online courses give you a foundational understanding of solar energy principles and important solar design concepts. Once you complete the training package, you will be able to sit for the NABCEP PV Associate Certification exam. Students who pass the exam will receive the coveted NABCEP PV Associate certification.
EE-02-450W Webinar – Design Your Solar Roof – 4 PDH
This live webinar is a four hour introduction to solar design that places you behind the desk of a professional solar installer. Learn installation and design tips while learning how to design and specify rooftop solar projects of any size.
On-Demand version of the live webinar: EE-02-450 – Design Your Solar Roof – 4 PDH
EE-02-451W Smart Home Load Control – 2 PDH
This live webinar covers the fundamentals of smart technologies, exploring the safety and security risks of cloud verses local smart hubs, providing a technical review of various internet-of-things technologies. It is an introductory course designed for experienced building professionals and engineers interested in adding digital electric controls to their skillset.
On-Demand version of the live webinar: EE-02-451 – Smart Home Load Control – 2 PDH
EE-02-452W – Residential Solar Batteries – 2 PDH
In this live webinar, you will be introduced to residential battery inverter systems with an emphasis on grid-connected systems like the ever famous Tesla Powerwall.
On-Demand version of the live webinar: EE-02-452 – Residential Solar Batteries – 2 PDH
EE-02-453W – NEC Fundamentals- 2 PDH
This live webinar is written to introduce building professionals and engineers to the early sections of National Electric Code. It covers common faults, workmanship best practices, clearance spaces, grounding, and basic electric components discussed in Articles 100-400 of NEC.
On-Demand version of the live webinar: EE-02-453 – NEC Fundamentals- 2 PDH
EE-02-454W – Offgrid Residential Electrical Design- 2 PDH
This live webinar focuses on residential systems, however, the material components are similar to what would be suitable for commercial battery projects up to 50kW.
On-Demand version of the live webinar: EE-02-454 – Offgrid Residential Electrical Design- 2 PDH
EE-02-455W – Solar Power Material Selection – 2 PDH
This live webinar has been specifically written for engineers or other building professionals to learn the fundamentals of solar electric material selection, with an emphasis on rooftop solar.
On-Demand version of the live webinar: EE-02-455 – Solar Power Material Selection- 2 PDH
EE-02-456W – Right-sizing Residential Solar Power – 2 PDH
This live webinar will teach you how to determine the right relationship between a DC solar array size and the inverter output capacity, and then advance your knowledge of array layouts, module circuit locations, racking layouts, and other sizing issues.
On-Demand version of the live webinar: EE-02-456 – Right-sizing Residential Solar Power- 2 PDH
EE-02-457W – Commercial Solar Battery Sizing – 2 PDH
This live webinar presents an introduction to designing commercial solar batteries. It provides a method to size the solar array and battery, reviews lithium battery types and their applications, and reviews costs of various batteries.
EE-02-458W – Community Solar Development – 2 PDH
This live webinar reviews the motivations behind community solar participation in a variety of markets using case studies from across the United States to show various ways utilities (and some private companies) implement community solar projects.
On-Demand version of the live webinar: EE-02-458 – Community Solar Development
EE-02-459W – Advancing Solar Professionalism – 2 PDH
This live webinar serves as good solar training for any technical professional considering adding a solar power project to their home or business, with a little more emphasis on field skills than in the other more design-oriented programs.
EE-02-460W – NEC for Onsite Energy – 2 PDH
This live webinar reviews sections of NEC specific to onsite solar and batteries, including NEC 2020 updates on rapid shutdown and batteries.
On-Demand version of the live webinar: EE-02-460 – NEC for Onsite Energy- 2 PDH
EE-02-461 – NEC Fundamentals for Solar – 4 PDH
This on demand webinar is written to introduce building professionals and engineers to the early sections of National Electric Code. It covers common faults, workmanship best practices, clearance spaces, grounding, and basic electric components discussed in Articles 100-400 of NEC.