The Thunder Energy Thunder Bolt 920W is a 920W two-panel plug-in solar kit supplied by Thunder Energy.
This 920W kit combines two Trina Solar 460W solar panels with an 800VA Hoymiles HMS-800-2WB HiFlow Pro microinverter and a mounting system suitable for ground, wall or flat-roof installations. The mount angle adjustment has not been specified.
Panels can work independently: Two independent MPPTs allow the microinverter to manage each panel separately, so shading or a different orientation on one panel does not affect the performance of the other.
High-efficiency panels: The supplied Trina Solar panels deliver an excellent 23% module efficiency.
Generous cable lengths: The supplied 5m AC cable and 4m DC cables give you useful flexibility when positioning the panels and microinverter.
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Cons
High price based on current market: At £749.99, similar-capacity two-panel kits with dual-MPPT microinverters are currently available for less.
Flat-roof mounting costs extra: The standard brackets are suitable for ground or wall mounting, but the flat-roof mounting option adds £69.98 to the price.
Detailed kit specification
The full known specifications for the solar panels and microinverter supplied with the Thunder Energy Thunder Bolt 920W are shown below.
Solar panels
Manufacturer
Trina Solar
Quantity
2 panels
Rated power
460W per panel (920W total)
Technology
i-TOPCon N-Type
Dimensions
176 × 113 × 3cm per panel
Weight
21kg per panel
Module efficiency
23%
Year 1 degradation
1%
Annual degradation
0.4%
DC cable length
4m
Microinverter
Manufacturer
Hoymiles
Model
HMS-800-2WB HiFlow Pro
Maximum output
800VA
PV input channels
2
Independent MPPTs
2
Weight
3.2kg
Peak efficiency
96.7%
IP rating
IP67
Connectivity
Wi-Fi, Bluetooth
AC cable length
5m
Where to buy
The Thunder Energy Thunder Bolt 920W is available to buy directly from Thunder Energy.
Prices and availability can change. Always confirm the complete kit specification and current price with the retailer before buying.
Estimate savings and payback
Estimated solar generation, annual savings and payback period for the Thunder Energy Thunder Bolt 920W depend on where you live, how the kit is positioned, and crucially, how much of the solar electricity your household uses.
Get a tailored estimate
We’ll pre-fill the calculator with this kit’s 920W panel capacity and £749.99 price. Just enter your postcode, panel setup and a few details about your household and electricity use to estimate generation, savings and payback.