Buyer's Guide 2023

SunPower SPR-X21-350-BLK

Solar Panel Spec Datasheet

EnergyPal SunPower Solar Panels X-Series X21-335-350W-BLK SPR-X21-350-BLK
Rated Power
350 Wp
Output Warranty
10 Years of 96% Output Power, 25 Years of 92% Output Power

SunPower Solar Panel Spec Datasheet SPR-X21-350-BLK

Download Datasheet

Solar Panel Performance

Rated Power
350 Wp
21.5 %
Voltage at Maximum Power VMPP
57.3 V
Current at Maximum Power IMPP
6.11 A
Open Circuit Voltage VOC
68.2 V
Short Circuit Current ISC
6.5 A
Power Tolerance Positive
+ 5 %
Maximum System Voltage
1000 V
Maximum Fuse Rating
15 A

Solar Panels Warranty Terms

Output Warranty
10 Years of 96% Output Power, 25 Years of 92% Output Power

Solar Panels Thermal Ranges

Operating Temperature Range
-40~85 °C
Temperature Coefficient of Pmax
-0.29 %/°C

Buy SunPower SPR-X21-350-BLK Solar Panels

EnergyPal is a dealer for the best Solar Panels and leading energy companies, solar installers and manufacturers of solar and battery storage products. To see our latest deals, and learn about financing and $0 down lease options, please request a quote and we will call you immediately.

Solar Panel Attributes

18.6 kg
Cell Type
Cell Count
Glass Type
Tempered, Anti-reflection Coating, High Transmittance
Frame Type
Anodized Aluminium Alloy
Junction Box Protection Class
IP 65
Connector Type

Get a free quote
and EnergyPal offers.

Call (800) 990-3725 or complete the questions and an EnergyPal Advisor will contact you with comparative quotes.

Thanks for your interest in EnergyPal! By clicking below, you agree EnergyPal may call and text you about the products and services of up to four solar installers at the number provided even if on a "do not call" list, using either pre-recorded messages or automated means. Msg and data rates may apply. Your consent is not required to make a purchase.

We use cookies on our website. To learn more about cookies and how we use them view our Privacy Policy.