Guidance from the team that sells and services this equipment — how to size a system, what to order, and what to watch after commissioning.
Browse 57 articles and guides covering solar energy, batteries, inverters, system installation, and industry news across 2 categories.
GuidesSana'a sits above 2,000 metres, and an inverter whose datasheet permits 2,000 m is not rated for the city at all. Here is the altitude row on 44 Felicity listings, model by model, and which ones cover your elevation.
GuidesOn IVPS/IVPM models, continuous beep + solid red = fault, output cut; intermittent beeping + flashing red = warning. The number on the LCD is the fix.
GuidesFelicity battery not charging? Below 0°C the BMS blocks the charge, a charge voltage under 57.6 V never fills the pack, and codes C01–C08 explain the rest.
GuidesA long outage drained the battery, the grid came back shaky, and now there is a code on the screen. What 04, C02, 27 and the grid-return alarms really mean.
GuidesInverter cutting out on hot afternoons? Error 18, T-REX 35/F35, E-CHO E12/E13, MPPT 87 and battery C09 — the official Felicity heat codes and their fixes.
GuidesStep-by-step guide to installing solar street lights. Covers foundation, pole erection, panel orientation, wiring, controller setup, and commissioning.