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SAJ

SAJ H1-6K-S2-15

Energy · And More

Partly worksLocal

1 report: 1 says it partly works.

Reported with 1 integration: SAJ H2 Modbus.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
SAJ H2 ModbusPartly works LocalNewer firmware: some FAST power registers return 0
Saved copy
Hi, First of all, thank you for developing and maintaining this integration. My SAJ H1-6K-S2 inverter was recently replaced under warranty. The replacement unit appears to be an SAJ H1-6K-S2-15 (according to the physical label), and it uses newer firmware: Display software version: 3.03 Master control software version: 1.377 Slave control software version: 1.377 Communications protocol version reported by the integration: 0.0 Control board hardware version: 1.0 Display board hardware version: 2.0 The old inverter was disconnected and the replacement was connected using the same Elfin EW10 so …

Excerpt saved from GitHub on 2026-10-23.

Issue #196 · 2026-08

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandSAJ
ModelH1-6K-S2-15
CategoryEnergy