Why Do Electrical Panels Often Have More Loads Than Supply? Have you ever added up all the breakers in an electrical panel and realized the total capacity of all those breakers exceeds what the main service can actually supply? If you’re like most people, this raises the question: why would… Continue reading “Why Do Electrical Panels Often Have More Loads Than Supply?”
Celebrating Workforce Development: Go Solar Academy Despite market ups and downs, the solar industry continues to need skilled workers ready to meet demand when opportunities arise. Go Solar Academy, based in Minneapolis, is working to build that pipeline by reaching students early – starting as early… Continue reading “Celebrating Workforce Development: Go Solar Academy”
Taking a Look at Ground-fault Path Scenarios: Positive Ground Fault on a Transformer-Based Inverter When it comes to solar PV systems, understanding ground fault scenarios is crucial for both safety and proper system operation. This video excerpt from our comprehensive “Solar PV Ground-fault Troubleshooting: Theory, Tools, and Field Application” course demonstrates why mastering the… Continue reading “Taking a Look at Ground-fault Path Scenarios: Positive Ground Fault on a Transformer-Based Inverter”
What Are the Components of a Main Service Panel? When you’re scoping a solar project, a battery system, or a whole-home electrification retrofit, one of the first considerations will be main service panel capacity. Panel capacity is affected by its components: the service conductors, meter, busbar rating, and main… Continue reading “What Are the Components of a Main Service Panel?”
Prep for Two Industry Credentials with HeatSpring PRO If you’re a solar professional looking to future-proof your career, there’s never been a better time to expand your skillset. The residential solar market is evolving quickly, and the professionals who thrive will be those who can offer more than… Continue reading “Prep for Two Industry Credentials with HeatSpring PRO”
EMS vs. PCS in the 2026 NEC: Understanding the Critical Differences Every three years, the National Electrical Code gets a chance to clarify anything that wasn’t quite right the last time around. Sometimes that means refining vague language. Other times it means introducing new terms to distinguish between concepts that were… Continue reading “EMS vs. PCS in the 2026 NEC: Understanding the Critical Differences”
Save Now, Enroll Later: Meet the HeatSpring Wishlist We’re excited to announce a new feature that makes it easier than ever to keep track of courses you’re interested in: the HeatSpring Wishlist. How It Works Found a course that catches your eye but you’re not quite ready to… Continue reading “Save Now, Enroll Later: Meet the HeatSpring Wishlist”
The 2026 National Electrical Code is Now Available Online for Free Great news for solar and energy storage professionals! The 2026 edition of the National Electrical Code (NEC®) has been released, and you can review it for free on the National Fire Protection Association (NFPA) website. How to Access the 2026… Continue reading “The 2026 National Electrical Code is Now Available Online for Free”
How Airtight Can You Make an Older House? One of the best things you can do to improve your home is to make it more airtight. Yeah, it’s good for energy efficiency, but that shouldn’t be your main motivation. It’s good for indoor air quality. A good air… Continue reading “How Airtight Can You Make an Older House?”
Why Avoid Upsizing the Main Panel? When homeowners consider electrification upgrades – adding heat pumps, EV chargers, heat pump water heaters, other electric appliances, or solar and storage systems – they’re sometimes told they need a main panel upgrade. What many people don’t realize is that… Continue reading “Why Avoid Upsizing the Main Panel?”
Nonprofit Spotlight: Western Maine Community Action Expands Impact Through Healthy Home Evaluations In rural Franklin County, Maine, where lung cancer rates exceed state averages, one nonprofit is taking an innovative approach to protecting community health. Western Maine Community Action (WMCA), a 60-year-old Community Action Agency, is integrating healthy home evaluations with their… Continue reading “Nonprofit Spotlight: Western Maine Community Action Expands Impact Through Healthy Home Evaluations”
Diversify into Solar Service with HeatSpring’s Solar Service PRO Badge Millions of solar systems are already installed across the US. These systems will operate for 25+ years, and every single one will need maintenance, troubleshooting, and occasional repairs. Yet many solar companies have historically focused exclusively on new installations while… Continue reading “Diversify into Solar Service with HeatSpring’s Solar Service PRO Badge”
How Do Battery Systems Maintain Grid Frequency? When a heat wave hits and entire cities crank up their air conditioning simultaneously, we rarely think about what keeps our electrical grid humming at exactly the right frequency. But grid frequency is critical – too high or too low,… Continue reading “How Do Battery Systems Maintain Grid Frequency?”
Here’s How the New HeatSpring PRO Works [Video] We recently launched HeatSpring PRO, a new subscription service for solar professionals navigating an evolving industry. Solar professionals are being asked to do more than ever – energy storage, service and maintenance, building electrification, and consultative sales. HeatSpring PRO gives… Continue reading “Here’s How the New HeatSpring PRO Works [Video]”
Essential Safety Training Now Available in Spanish We’re excited to announce that HeatSpring now offers comprehensive OSHA-compliant safety training courses in Spanish, making it easier than ever for your Spanish-speaking teammates to access critical safety education in their preferred language. The Importance of Language-Accessible Safety Training In… Continue reading “Essential Safety Training Now Available in Spanish”
Everything You Need to Know Before Taking Your NABCEP Exam Pre-exam jitters are real and completely normal, especially when you’re about to take a challenging certification exam you’ve spent months – or even years – preparing for. Being well-prepared means understanding exactly what to expect on testing day. In this… Continue reading “Everything You Need to Know Before Taking Your NABCEP Exam”
How Does Energy Bidding Work for Battery Systems in Power Markets? Understanding how battery systems participate in power markets can seem complex at first, but the fundamentals are surprisingly straightforward. The basics of energy bidding are essential knowledge for anyone working in the utility-scale energy storage space – from entrepreneurs and… Continue reading “How Does Energy Bidding Work for Battery Systems in Power Markets?”
How BPI Certification Opens Doors – A Chat with BPI CEO Amanada Hatherly Sometimes the most compelling endorsements come from unexpected sources. When asked about success stories of professionals whose careers were transformed by BPI certification, Amanda Hatherly, CEO of the Building Performance Institute, didn’t hesitate to share her own journey. What started… Continue reading “How BPI Certification Opens Doors – A Chat with BPI CEO Amanada Hatherly”
Using Data to Manage Your Company’s Greenhouse Gas Impact We recently shared that HeatSpring measured our greenhouse gas (GHG) impact. Then, we shared a step-by-step Guide to do your own baseline GHG measurement. Now, we will wrap things up by taking a look at what this all means and… Continue reading “Using Data to Manage Your Company’s Greenhouse Gas Impact”
The 6 Worst Indoor Air Pollutants Consider the multitude of air pollutants you could inhale. You’re probably inhaling some of them right now. Which of them, though, should you worry about the most? Well, IAQ researchers have begun addressing that question. The early work is showing… Continue reading “The 6 Worst Indoor Air Pollutants”