Auxin Solar — US

AXN-37 HD

The Auxin Solar AXN-37 HD is a 375W PERC solar panel with 19.2% efficiency. Made in US. Backed by a 25-year warranty.

Standard Tier🇺🇸 Domestic Content Bonus Eligible

375W

Wattage

19.2%

Efficiency

PERC

Cell Type

25 years

Warranty

Full Specifications

Brand
Auxin Solar
Model
AXN-37 HD
Series
AXN
Wattage
375W
Module Efficiency
19.2%
Cell Type
PERC
Dimensions
65-67" x 39-40"
Weight
42 lbs
Warranty
25 years
Est. Price Per Watt
$2.63
Est. 7kW System Cost
$18,410
Est. 10kW System Cost
$26,300
Temperature Coefficient
-0.35%/°C
Bifacial
No
Origin
US
FEOC Status
pass

Other Auxin Solar Panels

ModelWattageEfficiencyCell$/W
AXN 420W D420W20.6%PERC$3.10
AXN 415W C All-Black415W20.4%PERC$3.03
AXN 410W B BF410W20.3%PERC$3.00
AXN 405W D Plus405W20.1%PERC$2.93
AXN 400W C400W20%PERC$2.90

Similar Wattage Panels (Competitors)

PanelWattageEfficiency$/W
SunPower Maxeon-40 HC405W21.7%$4.00
SunPower Maxeon 405W A Max405W21.7%$4.00
Maxeon 3 405W E BF405W21.6%$3.72
SunPower Maxeon-40 HD400W21.5%$3.92

Frequently Asked Questions

How much does a 375W Auxin Solar AXN-37 HD cost?
The Auxin Solar AXN-37 HD costs approximately $986 per panel ($$2.63/W). A typical 7kW system using this panel would cost around $18,410 before incentives.

⚠ The 30% federal solar tax credit has ended — Section 25D expired December 31, 2025, and the Section 48E construction-start deadline passed July 4, 2026.

Selecting 30% ITC assumes you began construction before this deadline. Most new purchases no longer qualify.Learn about your options after the deadline →

Is the Auxin Solar AXN-37 HD a good solar panel?
The Auxin Solar AXN-37 HD has 19.2% efficiency and a 25 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations. It also qualifies for the domestic content bonus under the Inflation Reduction Act.
How many Auxin Solar AXN-37 HD panels do I need?
For a typical 7kW residential system, you'd need approximately 19 panels. For a 10kW system, plan for about 27 panels. The exact number depends on your roof space, energy usage, and local sun hours.

Written & reviewed by

EnergyTools Research Team — Solar Energy Research Group

The EnergyTools Research Team compiles and verifies residential solar data from NREL, EPA, and state utility commissions. Methodology is reviewed quarterly.

  • Source data: NREL PVWatts V8 + Utility Rates V3 APIs
  • Source data: EPA FuelEconomy.gov vehicle efficiency data
  • Methodology reviewed quarterly

Methodology & data sources:NREL PVWatts, EIA, state utility commissions· Updated 2026.