DIY Solar & Renewable Energy Resource Library

 

DIY solar buyers should decide three things first: system architecture (hybrid, microinverter, or grid-tie), storage (lithium chemistry, battery voltage, and voltage matching to the inverter), and mounting (metal roof vs ground). Pick those before shopping for products.

On storage, battery voltage is commonly 48V for modern hybrids; when comparing storage stacks use SimpliPHI vs Enphase 10C as the DC-coupled vs AC-coupled guide — browse Lithium and Solar Batteries. For standing-seam metal roofs, compare S-5! vs IronRidge. Shop the main categories: Solar Panels, Solar Inverters, Hybrid Inverters, Micro Inverters, Grid-Tie Inverters, Solar Batteries, and Lithium. Full guide: SimpliPHI vs Enphase 10C: DC-Coupled vs AC-Coupled Storage.

This page is altE’s DIY solar starting point: short answers for how-to-choose questions, then links into the commercial collections where you buy the bill of materials. No pricing on this page — use the product pages for current availability.

Decide these three first

• Architecture — Will you export to the grid only, add battery backup, or go panel-level AC?
  • Hybrid inverters — grid interaction + battery charging + backup in one platform.
  • Microinverters — panel-level AC; storage is usually a separate stack.
  • Grid-tie inverters — export-focused string/grid-tie without integrated battery backup.
  • Solar inverters (main category) — compare hybrid, micro, and grid-tie topologies before you lock the array design.
• Storage chemistry & voltage — Most new hybrid builds use lithium (often LiFePO4) at a defined battery voltage. Start on Lithium and the main Solar Batteries category, then match the inverter’s battery architecture (voltage matching before you buy modules). For brand/architecture pick: SimpliPHI vs Enphase 10C (DC-coupled hybrid bank vs AC-coupled Enphase micro ecosystem) — see FAQ below.
• Mounts — Roof profile and site decide the rack:
  • Metal roof mounts — standing-seam / corrugated clamp match first; compare S-5! vs IronRidge for metal roofs.
  • Ground mounts — when the roof is shaded, overloaded, or poorly oriented.

Guides on altE

• SimpliPHI vs Enphase 10C: DC-Coupled vs AC-Coupled Storage — SimpliPHI vs Enphase 10C: DC-coupled vs AC-coupled storage.
• S-5! vs IronRidge for Metal Roof Solar Mounts — clamp vs rail paths for standing-seam and metal roof arrays
• Lithium vs Lead-Acid Solar Batteries: Capacity, Voltage & Cost — usable capacity, voltage matching, and lifetime cost

Shop the main categories

• Solar Panels — modules and wattage options for the array
• Solar Inverters — hybrid, micro, grid-tie, and related conversion
• Hybrid Inverters — grid + battery platforms
• Micro Inverters — panel-level AC (for example Enphase IQ)
• Grid-Tie Inverters — string / export-focused grid-tie paths
• Solar Batteries — storage category across chemistries
• Lithium — LiFePO4 and related lithium banks
• Metal Roof Mounts — S-5! and metal-roof attaches
• Ground Mounts — ground-array hardware
• Gateways & Communication — Envoy, TAP, and brand monitoring kits

FAQ — how to choose

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

The difference between hybrid, microinverter, and grid-tie comes down to backup and shading goals. Want whole-home or critical-load backup with one inverter platform? Start on hybrid inverters. Want panel-level optimization and AC modules? Start on microinverters. Export-only without integrated battery backup usually means a string path on grid-tie inverters under the main solar inverters category.

What should I decide about batteries before I shop?

Decide chemistry (most new DIY hybrids pair with lithium / LiFePO4) and the inverter’s battery voltage window (commonly 48V low-voltage on many residential hybrids) — voltage matching comes before product shopping. Browse Lithium and Solar Batteries, then confirm charge/discharge current against the inverter datasheet. Full comparison: Lithium vs Lead-Acid Solar Batteries: Capacity, Voltage & Cost.

Metal roof or ground mount — how do I choose the rack?

If the roof is metal, match the clamp or bracket to the exact seam or rib on Metal Roof Mounts before you buy rails — for standing-seam paths compare S-5! vs IronRidge for Metal Roof Solar Mounts. If the roof is shaded, structurally limited, or poorly oriented, a ground array on Ground Mounts is often cleaner.

Do I need a gateway or monitoring kit?

Brand gateways move production, metering, and control data between inverters, batteries, and the manufacturer app — they are not charge controllers. Match brand first on Gateways & Communication (for example Enphase IQ Envoy or Tigo TAP + Cloud Connect).

Where should I browse after I lock architecture, storage, and mounts?

Build the cart from the main categories above: panels, the matching inverter category (hybrid, micro, or grid-tie), batteries on Solar Batteries / Lithium, then mounts and gateways. For deeper how-tos, start with our Guides on altE: S-5! vs IronRidge for Metal Roof Solar Mounts and Lithium vs Lead-Acid Solar Batteries: Capacity, Voltage & Cost.

Can altE help me size a DIY system?

Yes. Share your utility bill (kWh), roof or ground photos, backup goals, and preferred architecture. Book a Technical Support Call — $99.00. AltE Store ships renewable energy equipment nationwide.

What is the difference between SimpliPHI and Enphase 10C (DC-coupled vs AC-coupled)?

SimpliPHI vs Enphase 10C is the practical DC-coupled vs AC-coupled storage guide. SimpliPHI is a DC-coupled 48V LiFePO4 path for hybrid inverter battery banks — shop Lithium and the main Solar Batteries category, then match voltage and charge current to the hybrid. Enphase 10C is AC-coupled storage that sits with Enphase micros and Envoy monitoring — pair monitoring on Gateways & Communication. Choose by architecture: hybrid DC bank vs Enphase AC micro ecosystem. Full guide: SimpliPHI vs Enphase 10C: DC-Coupled vs AC-Coupled Storage.

Questions about architecture, battery voltage, or mounts? Book a Technical Support Call — $99.00. DIY and pro installers since 1999.