20.16 KW REC420AA Pure-2 Specifications
Module Series | REC420AA Alpha PURE-2 |
STC Rating | 420 W |
Panel PTC Rating | 403.3 W |
Watts /Sq. Ft | 20.7 |
Application | Residential Ground |
System Power | 20.16 kW |
System Area | 1001 ft² |
Panel Efficiency | 21.7% |
Panel Frame Color | All-Black |
Panel Dimensions | 73.4in X 40.9in x 1.2in |
Enphase System Price | $30,501 $1.51/watt |
SMA System Price | $26,902 $1.33/watt |
Sol-Ark System Price | $32,553 $1.61/watt |
SolarEdge System Price | $29,051 $1.41/watt |

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20.16 kW REC420AA Pure 2 Ground Mount Solar System Kit
SKU REC420AA-PURE-2-20.16KW-GM-SYSTEM-KIT20.16 kW Alpha Pure 2 Ground Mount System
The 20.16 kW REC420AA Pure-2 ground mount solar system is built to serve larger residential energy needs while maintaining an organized, space-efficient installation. With 48 advanced panels covering 1001 square feet, it is designed to harness broad solar exposure and deliver consistent performance. Leveraging the durability of REC420AA Pure-2 technology, this system also offers flexible inverter compatibility—including Enphase, SMA, Sol-Ark, and SolarEdge—allowing homeowners to customize their energy solution to meet both current and future demands.
This Ground Mount System Kit Includes:
- 48 REC420AA Alpha Pure 2 420W solar panels
- Choice of Solar Inverter:
- Enphase IQ8AC-72-M-US Microinverters
- 3 x SMA Sunny Boy SBSE7.7-US-50 Inverter
- Sol-Ark 15K-2P-N Hybrid Solar Inverter
- 2 x SolarEdge Home Hub SE7600H-US Inverter
- IronRidge Ground Mounting System
- Solar Interconnect Cables and Wire Management
- Grounding Lugs
- State Stamped structural testing reports
- Component installation manuals
- Friendly knowledgeable technical assistance before, during, and after your installation
Optional Features
- Optional Single Line Drawings and Permit Plan Sets
- Wet PE stamps for structural and or electrical
- Ground Mount System Storage Options:
What's Not Included?
- 2 or 3" Schedule 40 Galvanized steel pipe for the Ironridge ground mount
- Standard conduit, ground, tie-in wiring & landing breakers, and AC Disconnects
- Additional load center hardware, breaker boxes, etc

20.16 kW REC420AA Alpha Pure 2 Residential Ground Mount System Review
With over 25 years of experience supplying solar solutions, Solar Electric Supply (SES) is proud to offer the 20.16 kW REC420AA Pure-2 ground mount system. This system is powered by REC Alpha Pure 2 Series panels that generate 420W each through advanced cell technology, delivering consistent output and a high efficiency of 21.7%. Their compact and durable design, complete with an anodized aluminum frame and anti-reflective glass, maximizes energy production without compromising on space.
Supported by the IronRidge Ground Mount System, the installation benefits from a mounting solution engineered with XR1000 rails and robust Schedule 40 steel pipes. This design not only allows for simple and flexible assembly across varied terrains but also ensures that the system remains secure and effective in the long run, making it a reliable choice for residential ground mount setups.
20.16 kW REC Ground Mount System Upgrade Options

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