Sungrow SBR-accessoire SMRAcc
Overview
The Sungrow SMRAcc (Sungrow article AST03129) is listed in the Sungrow compatibility list as the BMS switch gear of the SBR high-voltage battery, version with Sunclix connector; the version with Stäubli MC4 connector has article number AST04689. Sungrow requires one base, one top cover and one switch gear per SBR system, whether two or eight Sungrow SBR modules SMR032 of 3.2 kWh are placed on it. The switch gear holds the DC circuit breaker and the P+, P-, COMM and earth terminals to the hybrid inverter; the top cover carries the SOC and status indication.
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Installation per the Sungrow manual: four feet under the base, base 30 to 45 mm from the wall, place the modules, fix the switch gear, fit the top cover and, with four or more modules, mount the side covers. These parts only fit SBR modules; the SBH range has its own base, switch gear and top cover.
Inverters according to Sungrow: SH3.0-6.0RS, SH5.0-10RT and SH5.0-10RT-20, SH15T, SH20T and SH25T, each with the SBR versions and firmware listed in the inverter manual. According to the Sungrow compatibility list (version 4.4, July 2026) one tower is allowed on the SH-RS and SH-RT; on the SH15T, SH20T and SH25T two towers of equal capacity can be connected with Y connectors (up to 51.2 kWh, not in the DACH region).
Specifications
General
- Category
- Energy storage
- Product code
- 03-106
- Manufacturer code
- AST03129
- Type
- SBR voet, top en schakelkast
- Series
- SBR
- Model
- SMRAcc
- Segment
- Residentieel
Other
- Systeemrange
- 2-8 modules SMR032 per stack (6,4-25,6 kWh)
Questions
The short ones are here. For anything else, ask below.
The Sungrow SMRAcc (Sungrow article AST03129) is listed in the Sungrow compatibility list as the BMS switch gear of the SBR high-voltage battery, version with Sunclix connector; the version with Stäubli MC4 connector has article number AST04689. Sungrow requires one base, one top cover and one switch gear per SBR system, whether two or eight Sungrow SBR modules SMR032 of 3.2 kWh are placed on it. The switch gear holds the DC circuit breaker and the P+, P-, COMM and earth terminals to the hybrid inverter; the top cover carries the SOC and status indication.



