Overview

Solar panel

100W solar panel by BougeRV

Power
100W
Voc
21.4V
Isc
6.11A
Price
$97

Where to Buy

Prices may change after leaving WattBuild. Affiliate disclosure

Dec '23 Feb '25
Best Today
$97
All-Time Low
$97
vs Low
At low

Estimated production

Location
4 panels

4 panels of BougeRV 100W 12V 9BB Mono Bifacial in LA produce about

706 kWh/year

4 panels × 100 W = 0.40 kW of panel

Best month
74 kWh
Jul
Leanest month
43 kWh
Dec
0.018375574Jan: 44 kWh (1.4 kWh/day)JFeb: 45 kWh (1.6 kWh/day)FMar: 58 kWh (1.9 kWh/day)MApr: 66 kWh (2.2 kWh/day)AMay: 70 kWh (2.2 kWh/day)MJun: 69 kWh (2.3 kWh/day)JJul: 74 kWh (2.4 kWh/day)JAug: 72 kWh (2.3 kWh/day)ASep: 61 kWh (2.0 kWh/day)SOct: 56 kWh (1.8 kWh/day)ONov: 47 kWh (1.6 kWh/day)NDec: 43 kWh (1.4 kWh/day)D

kWh per month, DC at the panel before inverter conversion. Assumes nameplate STC power, a 20° south-facing open-rack mount, typical-year weather for California, and PVWatts default system losses of about 14% (soiling, shading, wiring, mismatch and availability). A real roof's tilt, orientation and shade will move these numbers.

What an array this size is worth

Priced as an installed grid-tied system against 14,400 kWh a year of household use, on the production estimated above once a typical inverter has converted it to AC. Every assumption here is a slider — change anything that doesn't match your case.

14,400 kWh
Last 12 months, from your power bill
$0.16
Utility's price per kWh
$3.00 / W
What an installer charges per Watt
0.4 kW system

Pay $1.2k upfront. Break even year 10. Save $2,733 more by year 25.

Average month payment: $192 before solar, $183 after.

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Example system wiring

Pros and Cons

Cons

  • Lower wattage (100W) — more panels needed for larger systems
  • No manufacturer documentation available on our site

Specifications

Electrical Specifications
Rated Power (Pmax)
100W
Open Circuit Voltage (Voc)
21.4V
Short Circuit Current (Isc)
6.11A
Voltage at Max Power (Vmp)
18.15V
Current at Max Power (Imp)
5.51A
Temperature Performance
Temperature Coefficient (Voc)
-0.34%/°C
Physical Dimensions
Weight
16.97 lbs
Dimensions (L × W × H)
39.17" × 21.26" × 1.38"
Portable
No
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