Solar Inverters

Direct answer: The difference between hybrid, microinverter, and grid-tie for DIY solar is architecture, not brand: hybrid (48V hybrid platforms like the Solis 16kW) = grid + DIY solar battery backup in one unit; microinverters (Enphase IQ8) = panel-level AC for shade/complex roofs; grid-tie = utility export without integrated battery backup. When the storage fork is SimpliPHI vs Enphase 10C, SimpliPHI / PHI packs are typically DC-coupled on the hybrid / Solis path, while Enphase 10C is typically AC-coupled LFP for the Enphase Energy System, paired with IQ Combiner 6C (gateway built in) and IQ Meter Collar for backup. Deep dive: Compare SimpliPHI vs Enphase 10C (DC-coupled vs AC-coupled) on Lithium. Shop Lithium, Solar Batteries, Hybrid Inverters, Micro Inverters, and AC Coupling, or call 877-878-4060 — DIY and pro installers since 1999.

Solar inverters convert DC from your array (or battery bank) into AC for household loads and, when allowed, for grid export. Shoppers land here for the three-way architecture chooser — hybrid vs microinverter vs grid-tie — then pair the inverter with solar panels, batteries, and wiring.

Solar Inverters

Listed on this page: the Solis 16kW Hybrid Inverter (split-phase, 48V battery architecture with built-in MPPT) and Enphase IQ8-series microinverters (IQ8HC, IQ8+, IQ8M, IQ8AC, and IQ8P-3P). Check each product page for current availability. Additional string, off-grid, and hybrid models are being refreshed — call 877-878-4060 for a specific brand or size.

Difference between hybrid, microinverter, and grid-tie for DIY solar

Use this short chooser before you pick a SKU. Hybrid, microinverter, and grid-tie all make AC from solar, but they solve different jobs: backup + storage, panel-level optimization, or simple utility-interactive PV. Off-grid is a separate remote-site path.

  • Hybrid inverters — grid interconnection plus battery charging and backup in one platform. Best when you want storage, time-of-use shifting, or whole-home / critical-load backup (example: Solis 16kW).
  • Microinverters — panel-level AC conversion (Enphase IQ8). Strong when roofs have shade or multiple orientations; for storage, the Enphase IQ Battery 10C adds AC-coupled backup through IQ Combiner 6C (gateway built in) and IQ Meter Collar, with no IQ System Controller. Check the Enphase planning guide or call us before mixing in other Enphase battery hardware.
  • Grid-tie inverters — export solar to the utility without integrated battery backup. String inverters and some hybrid units appear here when used primarily for grid-tied PV.
  • Off-grid inverters — battery-based AC for cabins and remote sites with little or no sell-back. Standalone charge controllers often pair with these designs.

Mobile / marine inverters and classic inverter-chargers are part of the broader inverter family; call us if you need RV, boat, or pure off-grid inverter/charger sizing.

Best hybrid inverter for DIY solar battery backup (Solis)

Shoppers asking for the best hybrid inverter for DIY solar battery backup usually want a 48V hybrid paired with LiFePO4 — not a microinverter-first path. Browse Hybrid inverters and the Solis 16kW Hybrid Inverter, then match storage on lithium. Call 877-878-4060 with peak loads and backup goals.

What to buy with the inverter

  • Solar panels — module wattage, Voc, and string count must fit the inverter’s MPPT or microinverter input window.
  • Solar batteries — 48V lithium (and other chemistries) for hybrid and off-grid battery architectures.
  • Cable & wiring — PV MC4 home-runs, battery interconnects, and Enphase Q trunks matched to the platform.
  • Solar panel mounts — roof or ground racking where the array and AC/DC home-runs land.
  • Monitoring & control — Enphase IQ Gateway and other gateways, displays, and CTs for production and consumption data.
  • Charge controllers — standalone MPPT/PWM when the design DC-couples an array to a battery bank (many hybrids already include MPPT).

Rooftop PV systems on buildings need NEC 690.12 rapid shutdown. String and hybrid inverter arrays usually meet it with module-level devices plus a transmitter or initiator; see our rapid shutdown devices. Enphase IQ microinverters are designed to handle rapid shutdown at the module.

Choosing SimpliPHI vs Enphase 10C for storage with these solar inverters? SimpliPHI is the typical DC-coupled LiFePO4 path on Solis / other 48V hybrids; Enphase 10C is the typical AC-coupled LFP path for the Enphase Energy System, with microinverters, IQ Combiner 6C (gateway built in), and IQ Meter Collar for backup. Full chooser: Compare SimpliPHI vs Enphase 10C (DC-coupled vs AC-coupled) on Lithium — then shop Lithium, Solar Batteries, or AC Coupling.

Shop related gear

FAQ

What is the difference between hybrid, microinverter, and grid-tie inverters for DIY solar?

That three-way chooser is the first decision on this hub. Hybrid = grid interconnection + battery charging + backup in one platform (example: Solis 16kW on Hybrid inverters). Microinverter = panel-level AC (Enphase IQ8 on Microinverters) — great for shade or mixed roof planes; storage needs a separate Enphase path. Grid-tie = utility-interactive PV without integrated battery backup (Grid-tie inverters). Off-grid is a fourth path for remote sites. Call 877-878-4060 with backup vs export goals.

What is the best hybrid inverter for DIY solar battery backup?

For most home DIY solar battery backup builds, start with a 48V hybrid inverter paired with LiFePO4 — not a grid-tie-only or microinverter-first path. Browse Hybrid inverters and the Solis 16kW Hybrid Inverter, then pair lithium storage. This parent hub is the architecture chooser; the Hybrid inverters page has the full Solis sizing FAQ. Call 877-878-4060 — DIY and pro installers since 1999.

Do I need a hybrid or a microinverter system?

Choose hybrid when battery backup and utility interaction are primary goals in one inverter. Choose microinverters when panel-level optimization, shade, or complex roof planes matter most — then add Enphase storage hardware if you need backup. Many homes can use either path; call 877-878-4060 with your roof layout and backup goals.

Does a hybrid inverter replace a charge controller?

Often yes for the main array — many hybrids include built-in MPPT. You may still add a separate charge controller for an extra array, DC coupling, or generator/AC-coupled designs. Share array Voc and battery chemistry when you call.

Which Enphase IQ8 should I buy?

Match continuous/peak AC output and module cell count (60 vs 72) to the IQ8 part (IQ8HC, IQ8+, IQ8M, IQ8AC, or three-phase IQ8P-3P). Pair micros with the correct Q trunk cable and an Enphase IQ Gateway (formerly IQ Envoy), either standalone or built into an IQ Combiner. Call 877-878-4060 with your module model if you want a quick match.

Why don’t I see every inverter brand listed online?

We are refreshing our inverter lineup after brand and platform changes. Online listings today center on the Solis hybrid and Enphase IQ8 micros; for OutBack, Schneider, Fronius, or other string/off-grid units, call 877-878-4060 and we will check availability.

What else do I need besides the inverter?

Most builds also need panels, mounts, DC/AC disconnects, correctly sized wiring, and — for hybrids or off-grid — a battery bank. Microinverter systems need Q cables and usually an Enphase IQ Gateway. Start from this hub or a kit page, then call for a bill of materials.

SimpliPHI vs Enphase 10C — which storage path pairs with these solar inverters?

SimpliPHI / PHI packs are typically DC-coupled on a 48V hybrid bus (Solis and similar). Enphase 10C is typically AC-coupled LFP for the Enphase Energy System on the microinverter path, paired with IQ Combiner 6C (gateway built in) and IQ Meter Collar for backup. Full chooser: Compare SimpliPHI vs Enphase 10C (DC-coupled vs AC-coupled) on Lithium. Shop Lithium and Solar Batteries, or call 877-878-4060 with your inverter model before you buy.

Can altE help size the inverter?

Yes. Share peak AC loads (or a load list), whether you need backup, battery voltage preference, and array size. Call 877-878-4060 — DIY and pro installers since 1999.

Questions about solar inverters, hybrid backup, or Enphase micros? Call an altE specialist at 877-878-4060 — DIY and pro installers since 1999.

Solar inverters convert DC from panels or batteries into AC for your home, and they are a central part of grid-tie, hybrid, microinverter, and off-grid systems.

Need help choosing an inverter?

More Info on Solar Inverters

Sizing an Off-Grid Solar Inverter

Choosing the right off grid inverter for your off-grid solar system depends on accurately calculating your electrical loads and usage patterns. The size of the inverter you need is based on your 'peak load' requirements - all the AC loads that could be turned on simultaneously.

For example, if you will be using the 1500 watt microwave, while also running 100 watts of lighting and running a refrigerator that will draw 500 watts of power, you will need an inverter that can handle at least 2100 watts (1500 + 100 + 500). Once you have identified a minimum wattage, you will select a style that has the same nominal voltage as your battery bank (12, 24, or 48 VDC).

Sizing a Grid-Tie Solar Inverter

Grid-tie inverters connect directly to the utility grid and do not require batteries. A battery-less system is much less complex (and less costly) than a system with batteries. The main drawback is that a grid-tie solar system without batteries cannot supply power to the home in the event of a power outage. For the safety of the people working on the utility lines, grid-tie inverters will shut down until power has been restored. If frequent power outages are not an issue, then a utility grid-tie system can be an excellent, cost effective option.

To qualify for most state rebate programs, you must be connected to the utility grid. We recommend you visit dsireusa.org/ for the most up to date list of solar and renewable energy incentives in your local area.

Sizing a grid-tie inverter can be a bit more complex than sizing one intended to be used with batteries. Each inverter manufacturer offers a string sizing tool that will display the acceptable configurations for your PV array, based on the quantity and wattage of your solar panels. These string sizing tools also account for variations due to high and low temperature extremes.

String Inverters, DC Optimizers & Micro Inverters


A quick comparison and overview of three types of grid tie inverters: a String Inverter by Fronius, a String Inverters with DC Optimizers by SolarEdge and a Micro Inverter by Enphase.

Grid-Tie Solar Inverters with Battery Backup

Hybrid inverters are designed to hook directly to the utility grid AND allow a battery bank to provide backup power in case of a power outage. These are typically at least 2500 watts and can operate with 24 or 48 volt DC battery banks. Some inverters are now being made to work with Tesla's Powerwall battery.

Inverters for Every Application

Browse our wide selection of off-grid and grid-tie solar inverters. We also offer marine/mobile, micro, and hybrid versions, capable of working in both off-grid and grid-tie applications. Questions about these, or perhaps string sizing for inverters? Call an altE solar system expert today at 877-878-4060!