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Roof, Ground, & ADU Solar Systems
Low-cost complete residential solar systems for contractors and DIY homeowner/builders.
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Commercial Solar Systems
Wholesale commercial systems available for commercial contractors and building owners.
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Off-Grid Solar Systems
Complete off-grid outdoor remote industrial solar systems for critical power wireless applications.
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Solar Panels
Quality name brand solar panels at a low wholesale price. REC, QCELLS, Mission Solar, and more.
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Lithium Batteries
Battery systems for emergency backup power, TOU offset, and other ES applications.
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Lead Acid & AGM Batteries
Low wholesale prices on Sealed Gel, AGM, Li-ion solar batteries and other energy storage.
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Our Brand Partners
Latest Products Available from SES
Featured Products
Sigenergy SigenStor 9kWh Battery Module
The Sigenergy SigenStor BAT-9.0 US is a high-capacity modular lithium iron phosphate (LiFePO₄) battery system.
9kWh
LiFePO₄
Natural Convection
Sol Ark 18k-2P-N 18kW Hybrid Inverter
The Sol-Ark 18K-2P-N hybrid inverter delivers 18kW of continuous power from battery storage with 36kVA surge capacity for 10 seconds.
18kW
36kVA
10 Year Warranty
Homegrid Stackd Series 38.4kW Battery System
The HomeGrid Stack'd Series 8-Module configuration delivers 38.4kWh of maximum single-Stack usable energy storage.
38.4kWh
11.5 kW Peak
10 Yr Warranty
MAPPS 600W 24VDC Pole-Mount Battery System
Includes 3 200W SES Solar Panels, 2 Outdoor Battery & Control Enclosures, and 4 Deka Solar 8G8D-HLT-DEKA Batteries.
530 Ahr
24 VDC
List Price: $12,819.00
REC640AA 640W Alpha Pure RX
With a power output of 460W, this panel offers unrivaled performance, efficiency, and durability.
460W
All Black
22.1% Eff.
IronRidge XR100 Rail System
Universal mounting system for residential and commercial installations.
168" Rail
Aluminum
25 Yr Warranty
Interactive Pricing Tool
Design & Price Your Customized Home Solar System
Configure your perfect solar solution in minutes with our interactive tool. Choose panels, inverters, and storage then get instant wholesale pricing. Roof & Ground Mount options available.
1
Select Your Panels
Choose from top-tier solar panels with industry-leading warranties and performance.
2
Design Your System
Pick your system size based on energy needs, then choose the inverter that fits your goals.
3
Add Battery Storage
Enhance your system with battery backup for energy independence and protection during outages.
4
Submit Quote Request
See your total system cost instantly with cost-per-watt breakdown. Request a detailed quote with one click.
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Join thousands of homeowners who have trusted Solar Electric Supply for their solar energy solutions. Get instant wholesale pricing and expert support.
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Solar Resources & Design Services
Contractor, Installer and Dealer Program
Become an Authorized Solar Electric Supply Contractor or Dealer and grow your business in the rapidly expanding solar power industry.
Learn MoreSolar Site Plan and Module Layout Drawing
The Solar Site plan enables our design drawing partners to generate an electrical drawing or complete permit plan set for your project.
Learn MoreSES Dealer/Contractor Network
Tap into our nationwide network of 700+ contractors and installers. The dealer information includes the type of service offered and the location (city and state).
Learn MoreCompany Updates
Latest from the Solar Electric Supply Newsroom
SES and P&R Tech Provide Solar Lighting for AZ-CA Transmission Line Project
$1.2 Million Contract Delivers 110 MAPPS Solar Obstruction Utility LED Lighting Systems
Read More
Solar Electric Supply, Inc. Powers City of Madison's Bus Rapid Transit Project
SES ADU Tiny Home Solar Systems Contribute to Net-Zero Energy Goal for Bus Stop Shelters
Read More
PG&E and SES Develop Solar Hybrid System for Pittsburg Landfill
Hybrid Solar System Ensures Reliable Renewable Power for Pittsburg CA Landfill Biomethane Project
Read MoreSince 1996
About Solar Electric Supply
America's Longest-Running Wholesale Solar Distributor
Founded in 1996 in Scotts Valley, California, Solar Electric Supply has spent three decades as a dedicated wholesale distributor of solar panels, inverters, battery storage systems, and racking equipment. SES is not an installer - we supply the products and engineering support that contractors, dealers, and system integrators need to build projects of every scale.
From residential rooftop kits to multi-megawatt commercial arrays and remote industrial MAPPS® power stations, SES has designed and supplied systems for clients ranging from homeowners to Fortune 500 companies. Notable projects include a 150-site solar lighting contract for Verizon Wireless cellular infrastructure and a hybrid solar system developed in partnership with PG&E.
30 Years
In Business Since 1996
NABCEP Certified
In-House System Designers
700+
Authorized Contractors & Dealers
BBB A+ Rated
Better Business Bureau Accredited
REC Platinum
Authorized Distributor -25+ Years
Scotts Valley, CA
Headquarters -Santa Cruz County
Nationwide Shipping
Ships to All 50 States
2kW to Multi-MW
Residential, Commercial & Industrial