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    Featured Courses

    Featured Solar NABCEP Design and Installation Inspection, O&M

    Introduction to Solar PV Design, Installation and Code

    Learn solar basics, conductor sizing, estimating power production, solar code and market applications. This is our most popular free course and best starting point for learning about solar pv systems.
    4.8
    13984
    1 - 2 hours
    CEUs
    Sean White
    Free
    Featured Solar Health & Safety Electrical Safety & Compliance NFPA Safety

    6-Hour NFPA 70E Electrical Safety Training

    Gain electrical safety awareness in this 6-hour crash course on the NFPA 70E Standard for Electrical Safety in the Workplace. Accepted as a prep course for the NFPA CEST Exam.
    4.9
    291
    6 hours
    CEUs
    Jason Brozen
    $395

    Trending on Heatspring

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    Solar Energy Storage

    Solar PV Boot Camp + NABCEP PV Associate Exam Prep

    Pass the NABCEP PV Associate Exam guaranteed. Over 88% of our students pass, if you don't then retake the course and exam for free. Introductory training for contractors, electricians, and business professionals who want to enter the solar PV industry.
    4.7
    4253
    18 - 24 hours
    CEUs
    Sean White
    $895
    3 Course Bundle Solar

    NABCEP PV Installation Professional (PVIP) Certification Prep

    All the training required to sit for the NABCEP Solar PV Installation Professional (PVIP) Certification exam.
    4.7
    CEUs
    3 courses
    Sean White and 1 other
    $1,795
    3 Course Bundle Solar Energy Storage

    NABCEP Energy Storage Installation Professional (ESIP) Certification Prep

    58 hours of training approved for the NABCEP Energy Storage Installation Professional (ESIP) Certification exam
    4.7
    CEUs
    3 courses
    Sean White and 1 other
    $1,795
    Solar

    30-Hour 2023 NEC PV, Energy Storage, Building and Fire Codes

    Learn all about the new 2023 National Electrical Code (NEC) in this entertaining and educational course from Sean White
    4.8
    161
    30 hours
    CEUs
    Sean White and 1 other
    $895
    2 Course Bundle Solar

    NABCEP PV Design Specialist (PVDS) Certification Prep

    This NABCEP PV Design Specialist (PVDS) Certification Prep Course gives you the Advanced Hours and knowledge required to earn NABCEP PVDS Certification. Includes 40-Hours of advanced training & PVDS practice exams.
    4.7
    CEUs
    2 courses
    Sean White and 1 other
    $1,095
    Solar

    40-Hour NABCEP Advanced PV Certification Training and CEUs

    Advanced course for experienced solar professionals looking to take and pass NABCEP PV Certification exams. Approved for 40-hours of Advanced PV Training with NABCEP.
    4.7
    2368
    40 hours
    CEUs
    Sean White and 1 other
    $1,095
    Solar Energy Storage

    Solar PV and BESS Operations & Maintenance Tech 1 Training

    Developed by Amicus O&M Cooperative, this industry-standard training equips entry-level technicians with essential skills for solar PV and battery energy storage systems (BESS) maintenance, aligned with SEIA Standard 301 requirements.
    4.9
    30
    18 - 24 hours
    CEUs
    Amicus O&M Cooperative
    $795
    Solar Health & Safety Electrical Construction

    OSHA 30-Hour Construction

    Get your OSHA 30 DOL card and prove to employers that you have completed 30 hours of OSHA-authorized training on critical workplace safety topics.
    4.9
    163
    30 hours
    University of South Florida
    $159

    65% of Solar Power World's Top Contractors use HeatSpring for employee learning.

    New on Heatspring

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    Solar Electrical

    UL 3741 Product Compliance and Design Requirements

    This one-hour course covers the relevant NEC considerations, information on the UL standard scope and testing requirements, and design solutions for UL 3741-listed systems.
    Mayfield Renewables Education
    $85
    Solar Energy Storage

    An Overview of Microgrid Feasibility Studies

    Welcome to Mayfield Renewables’ two-hour course on An Overview of Microgrid Feasibility Studies! This course consists of five lessons, each with a short quiz. You must watch the entire video & complete the quiz to proceed to the next lesson.
    Mayfield Renewables Education
    $35
    Energy Storage Electrical

    2026 NEC Updates for Energy Storage Systems

    A one-hour course on 2026 NEC Updates for Energy Storage Systems
    Mayfield Renewables Education
    $85
    Solar Electrical

    2026 NEC Updates for PV Systems

    One-hour course on 2026 NEC Updates for PV Systems
    Mayfield Renewables Education
    $85
    Solar

    PV Interconnection and the 2023 NEC

    In this one-hour course, Mayfield Renewables Founder Ryan Mayfield gives a closer reading and explanation of NEC 705.11 Source Connections to a Service, as it relates to PV interconnection.
    Mayfield Renewables Education
    $85
    Utilities Electrical

    Transformer Specification & Applications for Inverter-Based Resources

    This two-hour course details key transformer-related terms, concepts, & classifications distributed energy resource developers must know. Instructor Sam Smith dives into grounding with transformers, transformer sizing, & project workflow best practices.
    Mayfield Renewables Education
    $175
    Solar Energy Storage Electrical

    An Introduction to Microgrid Systems

    A two-hour introduction to the key concepts and best practices to design and engineer a microgrid system, including common microgrid functions, the process of islanding, the basics of controls, the importance of goal setting, and more.
    Mayfield Renewables Education
    $175
    Solar Energy Storage

    Energy Management with Power Control Systems and UL 3141

    In this one-hour course, Mayfield Renewables Founder Ryan Mayfield reviews power control system listing, certification, functions, and references in the National Electrical Code.
    Mayfield Renewables Education
    $85

    Latest from HeatSpring Magazine

    February 11, 2026

    Celebrating Top Solar Companies: Mayfield Renewables

    In the solar industry, technical expertise and education often live in separate worlds. Engineering firms focus on design, while training organizations handle workforce development. Mayfield Renewables has grown and evolved into something different: a company where engineering excellence and education […]
    Read more
    February 06, 2026

    Why Just Adding Batteries Won’t Solve Your Interconnection Problems 

    When a solar project gets denied interconnection approval due to grid constraints, the natural impulse is to find a workaround. Can’t export to the grid? Can’t you just add batteries and keep everything on-site? If you’re not sending power back […]
    Read more
    February 05, 2026

    What is the 120% “Rule” in Solar PV Design?

    If you’ve spent any time learning about solar PV systems, you’ve probably heard someone mention the 120% “rule.” It turns out that it’s not actually a rule at all. It’s one of several options for connecting solar to the utility […]
    Read more