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Solis 273 IN STOCK

S6 2.5kW Dual MPPT - Single Phase with DC

SOL-2.5-S6-DT-DC
£235.67 ex VAT
Pack size: Single

How many inverters do you need?

Secure Checkout 14-Day Returns Tracked Delivery
High Conversion EfficiencyMore of your solar reaches the home
MPPT TrackingMaximises yield in changing light
Grid CompliantMeets UK G98 / G99 requirements

Product details

  • Rating: 2,500W
  • Phases: 1

Solis Series 6 is the latest generation of grid-tied residential inverters from Solis. This range of inverters are leaders in affordable small residential rooftop installations.

Product Features

  • Maximum string input current 14A
  • Easy installation: Integrate with export power control function and DRM function.
  • Max. Efficiency over 97.7% European efficiency over 97.1%
  • Wide input voltage range for better generation and low startup
  • Dual MPPT design with precise MPPT algorithm
  • Export Limitation built in - Requires CT clamp (sold separately)
  • Integrated AFCI (DC arc-fault circuit protection)
  • Rated IP66
  • 5-year standard warranty (10-year standard warranty for the Netherlands, Belgium, France, Germany, Poland, Italy)

Need monitoring? The Solis WIFI adaptor is compatible with all Solis inverters, click here for details.

SA: NRS-097 certified

For export limitation and consumption monitoring =< 10m of inverter to incoming power supply then please use part (SOL-CT-100A-10M – please note: A firmware upgrade is required to the latest version for this to function). For any distances longer then this please purchase the Solis EPM (SOL-EPM1-5G)

This product must be installed by a qualified electrician/technician. All installations must adhere to local wiring regulations and standards. ClearRay Solar will not be held liable for any product malfunctions as a result of incorrectly installed systems.

Two trackers from 2.5 kW

2 MPPTIndependent inputs
3.75 kWRecommended PV
60 VStart-up
97.3%Max efficiency

This is the smallest dual-tracker S6. It suits a modest roof with panels on two faces, where a single-tracker inverter would drag both strings to a compromise.

Dual tracker or Mini?

Split roofs

S6 2.5 kW dual tracker

SOL-2.5-S6-DT-DC
Trackers
2, each 14 A
Window
50–450 V
Weight
11 kg

S6 Mini 2.5 kW

SOL-2.5-MINI-S6-DC
Trackers
1, two inputs, 19 A
Window
80–500 V
Weight
7.7 kg

Panels all facing one way? The lighter 2.5 kW Mini does the job. East and west, or two different pitches, need this one.

Included and extra

  • Built-in DC switch
  • Export control and DRM in the inverter
  • AFCI arc-fault detection, activated at commissioning
  • A CT clamp; export limiting will not work without one
  • A monitoring stick (RS485 standard, Wi-Fi or GPRS optional)

G98 or G99?

G98, notify only

2.5 kW single-phase is under the 3.68 kW limit. The G100 certificate issued for SOL-2.5-S6-DT-DC is filed in the Documents tab, next to the G98 and G99 certificates for the S6-GR1P 2.5–6 kW range.

Goes well with

  • 100 A CT, 10 m

    The supplier notes point to this CT when the inverter is within 10 m of the incoming supply, with firmware brought up to date.

  • RF logging kit

    A radio bridge between inverter and router. Its listing covers every Solis inverter.

  • 10-year warranty, S6 2.5–6 kW

    Written for the S6 GR1PK range from 2.5 to 6.0 kW, which includes this model.

Part numbers
SingleSOL-2.5-S6-DT-DC
Pack of 5SOL-2.5-S6-DT-DC-5
Pack of 10SOL-2.5-S6-DT-DC-10
Pallet of 16SOL-2.5-S6-DT-DC-16

Buying more than one

Pack Units Price Per unit Saving
Single 1 £235.67 £235.67 —
Pack of 5 5 £1,140.74 £228.15 3.2%
Pack of 10 10 £2,259.07 £225.91 4.1%
Pallet of 16 16 £3,576.34 £223.52 5.2%

Prices exclude VAT. Per-unit figures are worked out from the pack price.

Quick answers

Can each roof face have its own string?

Yes. There are two MPPTs with one string each, 14 A per tracker, and each is optimised separately.

What PV total should I aim for?

Up to 3.75 kW across both trackers. Eight 450 W panels, four per face, make 3.6 kW.

What is the highest DC voltage allowed?

550 V at the input, with tracking between 50 V and 450 V.

How big is the pallet?

16 units of the S6-GR1P2.5K. Packs of 5 and 10 are also listed, with per-unit prices in the table below.

High Efficiency 97.3 %More power from the same roof space
IP66 RatedBuilt for UK weather conditions
Technical Specifications
Rated Power (Pmax)2.5 kW
Module Efficiency97.3 %
MPPT Quantity2
Min MPPT Voltage50 V
Max MPPT Voltage450 V
Max Input Voltage550 V
Max DC Power3.75 kW
Max AC Power (5 min)2.8 kVA
Surge AC Power (1 sec)2,800 W
Max DC Current14 A / 14 A
Max DC Inputs2
Integrated DC SwitchYes
Height543 mm
Width310 mm
Depth160 mm
Weight11 kg
ConnectorMC4
IP RatingIP66
Operating Temperature-25 °C to +60 °C
Warranty5 years standard, extendable to 10, 15 or 20 years

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