Smart Electrical Panels: SPAN, Lumin, and the Future of Home Energy

Your electrical panel is probably the most important piece of equipment in your home that you never think about. It is a metal box in your garage or basement that distributes power to every room, every appliance, and every outlet. And for nearly a century, it has done exactly one thing: sit there with rows of switches that trip when something goes wrong.

Smart electrical panels change that equation completely. They turn your panel from a passive power distributor into an active energy management system. You can see exactly how much electricity every circuit in your home is using, remotely turn circuits on and off from your phone, and automatically optimize how your home uses power during outages, peak pricing hours, or solar production windows.

The market has matured rapidly. SPAN, Lumin, and Schneider Pulse are the leading options in 2026, each with a different approach to the same goal. But smart panels are not cheap, ranging from $4,000 to over $9,000 installed. This guide breaks down what they do, how they compare, and most importantly, whether the investment makes sense for your home.

What Smart Panels Actually Do

A traditional breaker panel is a collection of mechanical switches. Each breaker protects a circuit from overload, and that is it. There is no monitoring, no remote control, and no intelligence. If you want to know how much power your kitchen is using, you need to buy a separate energy monitor and clamp sensors onto the wires yourself.

Smart panels add three layers of capability on top of basic circuit protection:

Circuit-Level Energy Monitoring

Every circuit in your home gets its own real-time power measurement. You can open an app and see that your HVAC is drawing 3,500 watts, your kitchen is using 1,200 watts, and your home office is pulling 450 watts. This is similar to what a dedicated energy monitor like the Emporia Vue 3 provides, but it is built directly into the panel with no extra sensors to install.

Remote Circuit Control

This is where smart panels go beyond monitoring. You can turn individual circuits on and off from your phone, from anywhere. Left for vacation and forgot to turn off the space heater in the guest room? Open the app and kill that circuit. Want to make sure the kids' gaming setup shuts down at 10 PM? Automate it.

Intelligent Load Management

This is the feature that justifies the cost for many homeowners. Smart panels can automatically manage power distribution, which matters in three key scenarios:

During power outages with battery backup: A smart panel can shed non-essential loads (like the hot tub, pool pump, or guest room) to extend your battery's runtime by up to 40%. Without a smart panel, your battery powers everything on the backup circuits equally until it dies. With one, it prioritizes the refrigerator, lights, internet, and medical equipment while keeping the heavy loads off until grid power returns.

When your panel is near capacity: Adding an EV charger, heat pump, and induction stove to an older home can push a 100A or 200A panel to its limits. A smart panel can dynamically manage loads so your EV charger slows down while the dryer is running, then ramps back up when the dryer finishes. This can save you thousands compared to a traditional panel upgrade.

For time-of-use rate optimization: Smart panels can automatically shift deferrable loads to off-peak hours. Pair this with a home battery system and you have a setup that charges the battery when rates are low and runs the home from battery during peak pricing.

SPAN Smart Panel: The Market Leader

SPAN is the company that essentially created the smart panel category for residential homes. Founded by a former Tesla energy executive, SPAN has the most market share and the most mature product.

How It Works

SPAN completely replaces your existing breaker panel. An electrician removes your old panel and installs the SPAN in its place, moving every circuit over to the new hardware. Each of the 32 circuit positions gets its own monitoring sensor and relay for remote control.

The SPAN connects to your home network via WiFi and Ethernet, with 4G/LTE cellular as a backup connection so it stays online even if your internet goes down. The companion app provides real-time views of every circuit, historical usage data, and controls for scheduling and automation.

Key Features

• 32 individually controllable circuits
• Real-time circuit-level monitoring with per-circuit cost tracking
• Remote on/off control for every circuit
• Battery backup optimization (compatible with Tesla Powerwall, Enphase, Franklin, and others)
• Automatic load management to prevent panel overload
• Over-the-air software updates that add new features
• 10-year warranty

Cost

The SPAN panel itself costs approximately $4,500. Professional installation typically adds $3,000 to $5,000, bringing the total to $7,250 to $9,250 or more depending on the complexity of your electrical setup and local labor rates.

The good news: SPAN qualifies for the 30% federal residential clean energy property credit, which can save you up to $600 on the equipment cost. Some states and utilities offer additional rebates.

The Eaton Partnership

In March 2026, SPAN announced a major partnership with Eaton, one of the world's largest electrical equipment manufacturers. Eaton invested $75 million in SPAN, and the two companies are developing joint products that integrate SPAN's smart panel technology with Eaton's circuit protection and surge suppression hardware.

The practical impact for consumers: SPAN panels with Eaton's technology are expected to arrive in the second quarter of 2026, and the partnership's stated goal is reducing costs for both new construction and retrofit installations. If the $7,000 to $9,000 installed price has been a barrier for you, this partnership is worth watching.

Lumin Smart Panel: The Less Invasive Option

Lumin takes a fundamentally different approach from SPAN. Instead of replacing your entire electrical panel, Lumin installs alongside it. Your existing panel stays in place, and Lumin adds smart control modules to the circuits you choose.

How It Works

An electrician installs Lumin's control modules on up to 12 of your existing circuits. These modules sit next to your panel and wire into the circuits you select, giving them monitoring and remote control capabilities. The rest of your circuits continue to work normally through your existing panel.

This approach has a major advantage: installation takes only 3 to 4 hours compared to 6 to 8 hours for SPAN, and the disruption to your home is minimal. You do not need to move every circuit to new hardware. You pick the 12 circuits that matter most and leave the rest alone.

Key Features

• Up to 12 controllable circuits (you choose which ones)
• Works with any existing electrical panel
• Remote on/off control via smartphone app
• Automated load management during outages
• Priority-based load shedding for battery backup systems
• Compatible with most solar and battery systems
• 10-year warranty

Cost

Lumin typically costs $4,000 to $6,000 fully installed, making it roughly $3,000 to $4,000 cheaper than SPAN. The lower cost comes from not requiring a full panel replacement and the shorter installation time.

Limitations

The trade-off for Lumin's lower cost and simpler installation is less comprehensive coverage. With only 12 controllable circuits compared to SPAN's 32, you have to choose which circuits get smart features. Your HVAC, water heater, EV charger, and key rooms will likely make the cut, but the hot tub, outdoor lighting, and guest bedroom might not.

Lumin also does not monitor every circuit in your home. If you want whole-home visibility, you would still need a separate energy monitor for the circuits that Lumin does not cover.

Schneider Pulse: The Electrical Giant Enters the Ring

Schneider Electric, which owns the Square D brand found in millions of American homes, launched the Pulse smart panel to compete directly with SPAN. As one of the world's largest electrical manufacturers, Schneider brings massive distribution and installer networks that smaller companies cannot match.

How It Works

Like SPAN, the Pulse is a full panel replacement. It uses Square D's QO circuit breaker platform, which is already one of the most common breaker types in the United States. This means electricians who work with Square D panels every day can install a Pulse without learning an entirely new system.

Key Features

• 200A smart panel with circuit-level monitoring and control
• Split bus design that separates backup and non-backup loads, eliminating the need for a separate backup subpanel
• Plug-on neutral technology for faster breaker installation
• Built-in 50kA surge protection device (factory installed)
• Wiser Energy home power monitor with control relays
• Part of the broader Schneider Home ecosystem, which includes a 10 kWh battery, 7.7 kW hybrid inverter, and upcoming EV charger

Cost

Schneider has not published widespread consumer pricing for the Pulse, and availability is still ramping up through installer networks. Expect pricing to be competitive with SPAN given Schneider's manufacturing scale and established supply chain. Contact local Schneider-certified installers for quotes.

Why Schneider Pulse Matters

The entry of a company like Schneider Electric into the smart panel market signals that this technology is moving from niche to mainstream. Schneider's installer network is enormous, their Square D breakers are already in countless homes, and their ability to bundle the panel with their own battery, inverter, and EV charger creates a compelling integrated ecosystem. For new construction, the Pulse's split bus design is particularly attractive because it eliminates the cost and complexity of a separate backup subpanel.

Smart Panel Comparison at a Glance

| Feature | SPAN | Lumin | Schneider Pulse | |---------|------|-------|-----------------| | Type | Full panel replacement | Add-on to existing panel | Full panel replacement | | Controllable circuits | 32 | Up to 12 | All (varies by config) | | Installation time | 6-8 hours | 3-4 hours | 6-8 hours | | Installed cost | $7,250-$9,250+ | $4,000-$6,000 | TBD (competitive with SPAN) | | Warranty | 10 years | 10 years | 10 years | | Connectivity | WiFi, Ethernet, Bluetooth, 4G | WiFi | WiFi, Ethernet | | Battery compatibility | Most major brands | Most major brands | Schneider Home ecosystem | | Tax credit eligible | Yes (30%, up to $600) | Yes (30%, up to $600) | Yes (30%, up to $600) |

Do You Actually Need a Smart Panel?

Smart panels are impressive technology, but they are a significant investment. Here is an honest look at who benefits most and who should pass.

A Smart Panel Makes Strong Sense If You Are...

Adding solar and battery storage. This is the strongest use case. Without a smart panel, installing a battery backup system typically requires a separate critical loads subpanel, which adds $1,500 to $3,000 to your installation cost plus the hassle of deciding which circuits go on backup at install time. A smart panel eliminates that subpanel and lets you change your backup priorities anytime through the app. If you are planning a home battery system, factor the smart panel into your total project cost.

Electrifying an older home. If you are adding an EV charger, heat pump, and induction stove to a home with a 100A or 200A panel, you may be facing a $3,000 to $5,000 panel upgrade just to handle the additional load. Since you are replacing the panel anyway, the incremental cost of going smart is much smaller. And the smart panel's load management features can let your existing electrical service handle more appliances without upgrading your utility feed.

Building a new home. Smart panels are dramatically cheaper to install during new construction because there is no old panel to remove and no circuits to migrate. If you are building and planning any combination of solar, battery, EV charging, or heat pumps, a smart panel should be on your build spec.

Experiencing frequent power outages. If your area loses power regularly, a smart panel's ability to extend battery runtime by 40% through intelligent load shedding is a substantial quality-of-life improvement. Instead of your battery lasting 8 hours, it might last 11 to 12 hours, potentially bridging the gap to grid restoration.

You Can Probably Skip the Smart Panel If...

You just want to see your energy usage. An energy monitor like the Emporia Vue 3 at $200 gives you circuit-level monitoring without the $7,000+ price tag. You will not get remote control or load management, but if visibility is your main goal, a monitor is the right first step.

You rent your home. Smart panels require permanent installation and electrician work. This is a homeowner upgrade.

Your panel was recently upgraded and you have no plans for solar or battery. If you have a modern, adequately sized panel and your power is reliable, a smart panel adds convenience but the financial payoff is limited.

Budget is the primary concern. The $4,000 to $9,000 cost is hard to justify on pure energy savings alone. Smart panels pay for themselves primarily through avoided costs (no separate subpanel, no panel upgrade) and enhanced battery performance. If those do not apply to your situation, put that money toward insulation and weatherization instead, where the return on investment is much faster.

What About the IRA Tax Credit?

Smart electrical panels qualify for the federal residential clean energy property credit under the Inflation Reduction Act. The credit is 30% of the equipment cost, up to a maximum of $600 for smart panels categorized as home energy management devices.

On a $4,500 SPAN panel, that is a $600 credit applied to your federal tax return. It does not cover installation labor, but it does take a meaningful bite out of the equipment cost. For a full breakdown of available clean energy tax credits, see our IRA clean energy tax credits guide.

Some states offer additional incentives. California's Self-Generation Incentive Program, for example, provides rebates for battery systems that are enhanced when paired with smart panels. Check your state energy office and local utility for programs in your area.

The Future of Smart Panels

The smart panel market is moving fast. The SPAN-Eaton partnership announced in March 2026 is expected to bring costs down and availability up, with joint products arriving in mid-2026. Schneider Pulse is ramping up through its nationwide installer network. And competition from Lumin keeps pressure on pricing for the add-on approach.

The trend is clear: as homes add more electrical loads, from EVs to heat pumps to induction cooking, intelligent power management will shift from a luxury to a necessity. The question is not whether smart panels will become standard. The question is whether it makes sense for your home today, or whether you should wait a year or two for prices to drop and the technology to mature further.

For most homeowners today, the decision depends on whether you are already planning a project that involves your electrical panel. If you are adding solar and battery, electrifying your heating, or building new, the smart panel conversation is worth having with your electrician and installer. If none of those projects are on your horizon, start with an energy monitor, learn where your energy goes, and revisit smart panels when the time is right.

Either way, the era of the dumb breaker panel is ending. And that is good news for your energy bills, your backup power, and your ability to manage the increasingly electric home of the future.