Gridly
Zappi 7kW vs GoodWe HCA
Side-by-side comparison of the myenergi Zappi v2.1 7kW and GoodWe HCA Series 7kW for Australian homes.
Quick verdict
The GoodWe HCA is $295 cheaper at $1,300 vs $1,595. The Zappi 7kW adds OCPP, load management. GoodWe HCA has a longer warranty (5 vs 3 years).
| Feature | Zappi 7kW | GoodWe HCA |
|---|---|---|
| Price (supply) | $1,595 | $1,300 |
| Output | 7 kW | 7 kW |
| Phases | 1-phase | 1-phase |
| Cable | 6.5mm tethered | 6mm tethered |
| Smart app | Yes | Yes |
| Scheduling | Yes | Yes |
| Solar integration | Yes | Yes |
| OCPP | Yes | No |
| Load management | Yes | No |
| Warranty | 3 years | 5 years |
| IP rating | IP65 | IP65 |
Which should you choose?
Both have solar integration
Both the Zappi 7kW and GoodWe HCA include solar surplus charging via CT clamp monitoring. The implementation differs between brands, but both will divert excess solar generation to your car. Choose based on other differentiators like price, warranty, and smart features.
If you want OCPP
The Zappi 7kW supports OCPP 1.6, an open standard for charger communication. This enables integration with Home Assistant, third-party energy management platforms, and future demand-response programs. The GoodWe HCA uses a proprietary protocol.
On price
The GoodWe HCA is $295 less than the Zappi 7kW. The price difference is small enough that features and warranty should drive the decision rather than cost alone.
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