| MCBs / RCCBs / RCBOs | Poles, curve, rated current, breaking capacity, standard | Distribution boards, appliance circuits, solar AC side | Datasheet, certificate, model declaration |
| Surge protection | AC/DC type, voltage rating, discharge current, indicator | PV strings, inverter protection, building panels | Test report, standard compliance, wiring diagram |
| Isolators & switches | AC/DC rating, poles, enclosure IP class, handle type | Solar DC side, equipment isolation, control panels | Certificate, wiring guide, enclosure rating |
| Cables & connectors | Conductor size, insulation, voltage rating, connector type | PV, appliance power cords, low-voltage panels | Material spec, test certificate, packing list |
| Appliance parts | Exact part code, voltage, model compatibility, sample match | Repair, warranty, after-sales support | Sample approval, model list, commercial invoice |