Mastervolt Grid Connect Inverters

Dutch firm Mastervolt have long standing reputation in the renewable and marine power industries for quality and performance.

The CS series represents exceptional superb value for money for a renowned brand. With G59/3 certification, these are the ideal choice for commercial installations.

3 models available



Mastervolt ES3.6TL inverter




The new ES3.6 from Mastervolt - easy installation; great monitoring; fantastic performance.
6 models available



Sunmaster CS7TL







Up to 98% efficient and IP65 sealed for outdoor or indoor use. The CS7 is ideal for commercial installations.
2 models available



Extended Warranty for Sunmaster CS20TL



The Sunmaster CS20TL comes with a 5 year warranty as standard. This warranty can be extended to either 10 or 20 years.


complete systems
Domestic Kits
These complete kits comprise MCS-accredited components at fantastic prices!
Commercial Kits
great value commercial systems based on good quality, reliable components for larger installations
solar panels
Perlight Solar
Good value, good looks and high outputs from these Mono modules.
EC Solar
Good value, all-black Mono modules.
Yingli Solar
High quality solar panels from the Brazil world cup sponsor.
Leading manufacturer with a reputation for quality and reliability.
Sunrise Solar
A great-value option. MCS and TUV certified with extensive warranties!
Antaris Solar
Elegant panels with 30 year warranty.
British made top quality solar panels
Panasonic Solar
Sanyo HiT is now Panasonic, but still the highest efficiency solar panels available.
BenQ Solar
High output, high efficiency and look great.
Eging PV
Yet another great-value option. MCS and TUV certified with extensive warranties!
Active Array
British designed solar panels with modular monitoring
Solvis PV
An excellent balance of quality, cost and good-looks.
An inverter to suit everyone, from 1kW upwards. Includes 2.5kW, 3kW and 4kW dual MPPT twin tracker inverters
ABB Power One
Two MPPT trackers make the Aurora perfect for east-west roofs. IP65 rated for fitting outdoors.
Solar Edge
Power optimisers with monitoring. The best way to get the most out of shaded or complex arrays
APS Micros
Dual microinverters to save time and money
Enphase Micros
Microinverters from top brand Enphase
Grasol on-roof Mounting
Sturdy aluminium mounting system - we have brackets for almost any type of roof
Flat Roof Mounts
Choose either a ballast-based or a lightweight aluminium system for your flat roof installation
Roof-integrated Mounts
Reliable, cost-effective roof-integrated solar mounting solutions
Ground Mounts
Steel frames for ground mounted systems
all the rest
Battery storage
Store excess power for use later
Immersion controllers
Use excess power generated by solar PV panels to heat hot water and more!
Cables & connectors
Solar PV double-insulated cables and MC3 and MC4 connectors.
AC and DC isolators
OFGEM-approved kWh meters
A variety of array monitors
Label packs with all the warning labels needed for an MCS accredited installation.
contact midsummer

contact us

Get in touch with us to find out more! 01223 851535

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