Solis 2.5kW Mini S6 Single-Phase Grid-Tie Inverter with Integrated DC Isolator
The Solis 2.5kW Mini S6 is a single-phase, single MPPT grid-tie inverter rated at 2,500W from the Ginlong Solis S6 Mini series. This transformerless inverter accepts up to 3,800W of PV input power with a maximum input voltage of 600V and a start-up voltage of 90V, making it compatible with high-efficiency and bifacial modules. The unit includes an integrated DC isolator for safe maintenance and emergency shutdown, integrated AFCI arc-fault protection, and an IP66-rated enclosure for outdoor installation. Manufacturer part number: SOL-2.5-MINI-S6-DC (also referenced as S6-GR1P2.5K-M-DC). Available from DECO Group, a UK-based solar wholesaler for trade installers.
Key Technical Details
- Brand: Solis (Ginlong Solis)
- Model: S6 Mini Series, 2.5kW Single Tracker
- Part number (SKU): SOL-2.5-MINI-S6-DC
- MPN: S6-GR1P2.5K-M-DC
- Supplier part number: S6-GR1P2.5K-M
- Inverter type: Grid-tie, transformerless
- Rated output power: 2,500W
- Max PV input power: 3,800W
- Max AC output power (5 minutes): 2,750W
- Surge AC power (1 second): 2,750W
- Phase configuration: Single phase
- Grid voltage: 220V / 230V
- MPPT quantity: 1
- Max DC inputs: 1
- Max input voltage: 600V
- MPPT voltage range: 90V to 500V
- DC start-up voltage: 90V
- DC shutdown voltage: 80V
- Max DC current: 14A
- Maximum efficiency: 97.1%
- Euro efficiency: 96.7%
- Connector type: MC4 (1 pair included)
- Communication: RS485
- Integrated DC switch: Yes
- Protection rating: IP66
- Cooling: Natural (fanless)
- Noise level: Less than 20 dB(A)
- Dimensions: 310 x 373 x 160mm (W x H x D)
- Weight: 9.49kg
- Warranty: 5 years standard (extendable to 10 or 20 years)
Key Features
- Super high frequency switching technology delivers a maximum efficiency of 97.1% and Euro efficiency of 96.7%.
- Fanless natural cooling with noise output below 20 dB(A), well suited for noise-sensitive installations.
- Start-up voltage of 90V with a wide MPPT range of 90V to 500V and maximum PV input voltage of 600V.
- Max DC input current of 14A per string, compatible with high-efficiency and bifacial modules.
- Precise MPPT algorithm for improved energy harvesting across varying irradiance levels.
- Integrated AFCI (DC arc-fault circuit protection) proactively reduces fire risk on the DC side.
- Integrated DC switch provides emergency shutdown and safe isolation for PV maintenance.
- DRM (Demand Response Mode) integrated for smart grid compliance.
- Integrated Export Power Manager (EPM) with backflow power control function.
- IP66-rated enclosure for reliable outdoor installation in exposed locations.
- RS485 communication with optional WiFi data logging via S3-WIFI-ST stick for remote monitoring.
System Compatibility
- Compatible with high-efficiency and bifacial PV modules up to 14A string current.
- This inverter does not include a data logger or current transformer (CT). Additional accessories are required for monitoring.
- For single inverter deployments, use CT part number SOL-CT-100A-10M.
- For multiple inverter installations, use the EPM1 or a separate data logger.
- Optional S3-WIFI-ST WiFi data logging stick available for remote monitoring.
Installation Notes
- IP66 protection rating permits installation in exposed outdoor locations without additional weatherproofing.
- Fanless natural cooling eliminates moving parts, reducing long-term maintenance and ensuring quiet operation.
- Dimensions of 310 x 373 x 160mm (W x H x D) and a weight of 9.49kg keep this unit within comfortable single-person handling range.
- MC4 connectors included for direct connection to PV string cabling.
- Must be installed by a qualified electrician or technician in compliance with local wiring regulations and standards.
Warranty
- 5-year standard manufacturer warranty.
- Optional warranty extensions available: 10-year extension (SOL-WAR-10Y-S6-MINI) and 20-year extension (SOL-WAR-20Y-S6-MINI).
Common Questions
- What is the maximum PV input for the Solis 2.5kW Mini S6?
- The Solis 2.5kW Mini S6 accepts up to 3,800W of PV input power across a single MPPT tracker, with a maximum input voltage of 600V and a maximum DC current of 14A.
- What are the dimensions and weight of the Solis 2.5kW Mini S6?
- The inverter measures 310 x 373 x 160mm (W x H x D) and weighs 9.49kg.
- Does the Solis 2.5kW Mini S6 include monitoring equipment?
- No. The inverter does not include a data logger or current transformer. For single inverter installations, the SOL-CT-100A-10M CT is recommended. For multiple inverter setups, use the EPM1 or a separate data logger. An optional S3-WIFI-ST WiFi data logging stick is also available for remote monitoring.
- Can the warranty be extended on the Solis 2.5kW Mini S6?
- Yes. The standard warranty is 5 years, with optional extensions to 10 years (SOL-WAR-10Y-S6-MINI) or 20 years (SOL-WAR-20Y-S6-MINI) available separately.
About Solis
Since 2005, Ginlong Solis have been at the forefront of the solar inverter industry, recognised internationally for reliable and innovative energy management solutions. Solis inverters are developed by a research and development team comprising professors and specialists from eight countries, delivering precise MPPT algorithms, ultra-wide input voltage ranges, and efficiencies exceeding 97% across the product range.
DECO Group carries the complete Solis S6 Mini series alongside CTs, data loggers, WiFi monitoring sticks, and warranty extension options. Browse our full range of Solis single-phase grid-tie inverters and compatible monitoring accessories.
About DECO Group
We are a UK solar wholesaler and distributor providing trade supply to MCS-accredited installers and electrical contractors nationwide. Our single-phase inverter range includes the full Solis S6 Mini series from 0.7kW to 3kW, supported by compatible monitoring accessories, CTs, and flexible warranty extension packages.
