7.2kW solar kit Silfab 400 All-Black, Sol-Ark hybrid inverter

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$800.00 (Fixed Shipping Cost)
  • Silfab 400 All-Black XL Sol-Ark Inverter Solar Kit
  • 400 watt Silfab Mono All-Black Solar Panel
  • Sol-Ark Inverter


This solar energy system generates 7200 watts (7.2 kW) of grid-tied or off-grid electricity with (18) 400 watt SIL-400-HC+ all-black modules, Sol-Ark hybrid inverter, 24/7 monitoring, disconnect box, rooftop mounting, safety labels, and permit-ready building electrical plans. The made in North America solar panels have a 30 year power warranty and sleek all-black appearance. The hybrid inverter can operate on-grid or off-grid during power outages and includes rooftop rapid shutdown modules for the latest safety Code compliance. Choose the DIY base kit, or add your options for ground mounting, backup storage battery, or full-service installation. This affordable solar kit has every component needed for easy installation that will save money on monthly utility bills. Order online or PHONE 888-498-3331


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Parts / Specifications

What is included:
Permit-ready plans, lifetime support, solar panels, inverter(s), mounting, monitoring, safety labels, accessories, manufacturer's warranty
What is not included:
Conduit, electrical wire, circuit breaker(s), junction boxes, sealant, concrete
Solar Panels:
(18) Silfab solar panel model SIL-400-HC+ all-black
Integrated DC safety switch, and external AC safety switch box
24/7 system monitoring
(2) x 100' PV wires with MC4 connectors
IronRidge rooftop racks, portrait layout, flush mount
Roof Anchors:
Choose shingle roof flash-foot, universal tile hook, or metal roof base. Other mounts available as needed; additional cost may apply
Module bonding clamps, rails splices, grounding lugs, wire clips
Safety Labels:
NEC code compliant site map placard and safety labels
Maximum Power DC (Wp):
7,200 watts DC; 7.2 kW
Maximum Power AC (Wp):
6,541 watts AC CEC
Estimated Power Generated:
858 kWh AC monthly average
Maximum Power Voltage Vmp (V):
240 Volts
Maximum System Output Current Imp (A):
50 Amps
Minimum Required OCPD Circuit Breaker Rating (A):
80 Amps
Array Dimensions:
387 square feet
Array Weight:
1,008 lbs
Distributed Load:
2.6 lbs psf
Design Criteria:
ASCE Stanadard:
Exposure Category:
B - urban and suburban areas, wooded areas, or other terrain with numerous closely spaced obstructions having the size of single family dwellings or larger.
Wind Speed Rating:
110 mph
Snow Load:
20 lb psf
Anchor Spacing:
6ft span
Other Designs:
Heavy duty wind or snow version available wtih additional parts and costs
Product specifications are dependent on manufacturer information and are subject to change without notice.
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Installation Instructions

DIY or Full-Service Pro Solar Installation

You can choose how to install the solar panel system. You can Do-It-Yourself (DIY), hire any contractor or handyman for labor, or we can provide Full-Service Professional installation. Most customers choose DIY to save some serious money. However you decide to go solar, we will provide the permit plans, instruction manuals and lifetime technical support. You will also have the same manufacturer warranties, and be eligible for tax credits, rebates and other incentives.

Professional solar panel system installation by a state licensed contractor includes labor, wiring, electrical setup, balance of system parts, building permit, utility approval, inspection, monitoring setup, and activation. 5 year warranty on labor. Installation services are not subject to state sales tax. Final price subject to system design and site visit. Additional fees may apply for electrical panel upgrade, multiple roof areas, conduit wiring greater than 100 ft, two or more story property, or tilt mounting.


pdf-icon.pngIronRidge ROOF mount datasheet

pdf-icon.pngIronRidge roof mount Installation Manual

pdf-icon.pngIronRidge GROUND mount datasheet

pdf-icon.pngIronRidge GROUND mount Installation Manual

pdf-icon.pngSol-Ark SA-12k DATASHEET

pdf-icon.pngSol-Ark SA-12k Install Manual

pdf-icon.pngSilfab solar panel datasheet

pdf-icon.pngSilfab solar panel installation manual

How to Install the Solar Panel Kit with String Inverter

  1. Read and follow the installation instruction manuals provided with the solar panels, inverter and mounting system
  2. Secure the roof attachments to the roof rafters; add caulk as needed
  3. Attach mounting rails to the roof attachments using supplied hardware
  4. Secure the solar panel(s) to the mounting rails using the supplied mid-clamps and end-clamps
  5. Connect the solar panel cables
  6. Connect the last PV cable to a junction box
  7. Connect PV wires from the junction box to the inverter
  8. Connect the inverter to a PV solar disconnect box
  9. Connect the PV solar disconnect box to a new circuit breaker in the household electrical box
  10. Contact the local building department or electric utility company to schedule inspection and connection to the grid for permission to operate

Tools Required to Install Rooftop Solar Mounting

  • Tape measure
  • Roofers bar, shingle ripper
  • Chalk line
  • Stud finder
  • Caulking gun
  • Sealant compatible with roofing materials
  • Drill with 7/32" long-style bit
  • Drill or impact gun with 1/4" or 5/16" deep socket
  • Ladder, Safety harness and rope
  • Wire stripper, cutter, crimping tool
  • Conduit bender
  • Voltage or Amp meter, testing tool

How to Install PV Solar Panel Roof Flashing Attachment

Simply slide the flashing under a row of roof shingles, drill pilot hole, apply sealant to hole, secure with bolt and attach sealing washer. Just a few minutes to install flash-foot. Watch this video for a demonstration.

Fast, Simple Universal Fastening Objects (UFO)

Comparing IronRidge XR rails to Box rails

Pro Tips to Mount Solar Rails Square on a Rooftop

How to Commission a Sol-Ark 12K/15K Inverter in 30 minutes

Sol-Ark Install Guide - How to Setup Time of Use

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