Gridly
Overview
GoodWe is better known for solar inverters than EV chargers, but the HCA series represents a credible entry into the residential charger market. The 7kW model’s standout specification is IP66 - the highest weatherproof rating in the sub-$1,000 charger segment, and one of the highest available in Australian residential chargers at any price.
At $850 with solar integration and a 6m cable, the GoodWe HCA positions itself between the ZJ Beny 7kW ($700, OCPP but no solar) and the Evnex E2 Plus ($1,299, solar + OCPP + load management). The 2-year warranty is the clear weakness; everything else holds up.
IP66: what it actually means for installation
IP ratings use two digits: the first for dust protection (6 = total), the second for water protection (6 = powerful water jets from any direction). IP66 is one step above IP65 (water jets from any direction) and substantially above the IP54 (water splashes) on the Wallbox Pulsar Plus.
In practice for Australian installations:
IP54/IP55 is adequate for: covered outdoor positions (under an eave, in a carport with a roof), indoor garages, or protected wall positions.
IP65 is adequate for: most outdoor wall positions, including some exposed positions.
IP66 handles: fully exposed outdoor installations where rain can hit the unit directly from any angle - typical of wall-mounted chargers on exterior house walls without protective eaves, or installations facing prevailing weather.
For the majority of Australian residential installations (covered carport, indoor garage), IP54 is sufficient. For exposed outdoor installations, IP66 provides the margin.
Solar integration: CT clamp works with any inverter
Like the Zappi and E2 Plus, the GoodWe HCA uses a CT clamp at the switchboard for solar integration. This is inverter-agnostic - it reads whole-home energy flow regardless of inverter brand.
For households with GoodWe inverters, the HCA adds native SEMS app integration: the charger and inverter data appear in the same platform, and the system can coordinate charging against battery state and solar production with more granularity than CT-clamp-only approaches allow.
For households with other inverter brands (Fronius, SolarEdge, Sungrow, Enphase), the CT clamp method still enables solar-optimised charging - just without the GoodWe-native coordination layer.
The warranty gap
2-year warranty on a charger expected to manage daily charging sessions for 10+ years is a meaningful gap. Evnex’s 4-year warranty at $999 is the direct comparison - $149 more for the Core, 4m less cable reach, load management added, IP65 vs IP66.
The 2-year GoodWe warranty is standard for Chinese charger brands and not a reason to avoid the product per se - it means elevated risk in years 3–5 if a component fails. For a buyer who weighs the $149 price difference against the 2yr vs 4yr warranty difference, the Evnex E2 Core is the rational upgrade if solar integration isn’t the priority.
GoodWe HCA 7kW comparison table
| GoodWe HCA 7kW | ZJ Beny 7kW | Evnex E2 Core | Evnex E2 Plus | |
|---|---|---|---|---|
| Price | $850 | $700 | $999 | $1,299 |
| Solar | Yes | No | No | Yes |
| OCPP | No | Open 1.6 | Closed 1.6 | Closed 1.6 |
| Load mgmt | No | No | Yes | Yes |
| IP | IP66 | IP65 | IP55 | IP55 |
| Warranty | 2yr | 2yr | 4yr | 4yr |
| Cable | 6m | 5m | 6m | 6m |
Who should buy the GoodWe HCA 7kW
Best for:
- Households with GoodWe solar inverters who want native SEMS ecosystem integration
- Buyers who need IP66 weatherproofing for fully exposed outdoor installation
- Solar households wanting a budget solar EV charger without paying for OCPP
- Buyers where $150 saving over the Evnex E2 Core matters and load management isn’t needed
Skip if:
- Warranty length matters - the Evnex E2 Core’s 4yr cover is substantially better for $149 more
- OCPP is needed - the GoodWe has none; use ZJ Beny or Wallbox
- Load management is required - GoodWe HCA has none
- Non-GoodWe inverter and native integration is the goal - the CT clamp works, but the GoodWe ecosystem advantage disappears