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Marstek Venus A

Hybrid inverter (PV + battery) by Marstek. Compatibility with energy supplier apps, Home Assistant and evcc.

At a glance

Device typeHybrid inverter (PV + battery) [evcc template, 2026-10-19]
evcc supportYes
marstek-venus-a (Modbus RTU, Modbus TCP) [evcc template, 2026-10-19]
ConnectionModbus RTU (RS485)Modbus TCP (inferred from evcc template parameters) [evcc template, 2026-10-19]
Local control (no cloud)Yes via evcc's connection type [evcc template, 2026-10-19]
Home Assistant2 integrations for Marstek (brand-level, see below) [first source, 2026-10-19]
Known firmware notesUnknown know this? tell us

Energy supplier apps

Supplier lists are published per brand (sometimes with model conditions). A brand match does not guarantee your exact model works — check the linked page or the supplier's app.

Supplier / serviceStatus for Marstek hybrid inverterSource
Frank Energie
Slim Stroom Handelen
Planned “Q4”
Expected: Q4. Section note on page: "Nu mogelijk via Eniris of Bliq"
[source, 2026-10-19]
Tibber Not listed Marstek is not on Tibber's battery / inverter list [source, 2026-10-19]
Zonneplan Not listed Zonneplan only lists its own hardware [source, 2026-10-19]
Eneco Unknown know this? tell us —
ANWB Energie Unknown know this? tell us —
Vattenfall Unknown know this? tell us —

Home Assistant integrations for Marstek

Brand-level match: these integrations target Marstek hardware; whether they cover the Venus A specifically is not verified.

IntegrationTypeLocal / cloudSource
Omnibattery omnibattery
Custom integration to monitor and control Marstek Venus and Zendure batteries in Home Assistant.
HACS ★187 Unknown know this? tell us [HACS index, 2026-10-19]
Marstek Venus Energy Manager marstek_venus_energy_manager
Custom integration to monitor and control Marstek Venus E v2, Venus E v3, Venus A, and Venus D systems in Home Assistant.
HACS ★147 Unknown know this? tell us [HACS index, 2026-10-19]

evcc details

Templatemarstek-venus-a (meter; usages: pv, battery) [source, 2026-10-19]
ConnectionModbus RTU (RS485)Modbus TCP (inferred)
Capabilitiesbattery-control [source, 2026-10-19]
RequirementsNone listed in the evcc template.
Known caveatsNone listed in the evcc template.

“Works for me” reports

No user reports yet. Report your firmware version and setup TODO: form

Where to buy

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