Monocrystalline Solar Panels

Monocrystalline is the technology that won solar: higher efficiency per square foot, better heat tolerance, and longer degradation curves than polycrystalline ever offered. This is our deepest collection — over 3,600 mono panels in every format the industry makes, from compact 100W Newpowa modules for RVs and boats to 700W-class utility bifacials, with half-cell mono PERC, N-Type TOPCon, and dual-glass bifacial construction across the range.

Cell format matters. Half-cell designs cut resistive losses and shade sensitivity, which is why nearly every current panel here — Mission Solar's PERC line, Hyundai's HiS series, Trina's Vertex-class modules, Silfab's SIL panels — uses split cells. N-Type TOPCon is the newest step up: higher bifaciality, lower first-year degradation, and better high-temperature performance, now available from Trina, Jinko, and Canadian Solar at near-PERC pricing.

Mono solar panel price scales hard with volume. Single modules ship for repairs and small arrays; pallet quantities of 31 to 36 panels unlock wholesale per-watt economics; container and truckload orders get quoted directly at the deepest discounts. Every panel lists exact dimensions, weight, and electrical specs so you can confirm racking compatibility and string sizing before checkout. Matching a discontinued mono panel for an existing array? Send the model number — our team cross-references legacy modules daily.

Wholesale Monocrystalline Solar Panels for Sale at PES

Buy monocrystalline solar panels at wholesale prices from Portlandia Electric Supply, your nationwide distributor for high-efficiency mono-Si modules. Monocrystalline panels offer the highest efficiency and longest lifespan in the solar industry, making them the preferred choice for residential rooftops with limited space, commercial installations chasing maximum production, and utility-scale projects where land optimization matters.

We stock monocrystalline panels from LONGi, Qcells, REC, JA Solar, and Trina Solar, with efficiencies ranging from 20% to 23%+ and power ratings from 400W to 720W. Our inventory includes PERC, TOPCon, and HJT cell technologies, with bifacial and monofacial options, half-cut and shingled designs, and compatibility with all major mounting and inverter systems. All panels meet IEC 61215, IEC 61730, and BABA compliance standards with 25-year performance warranties.

Monocrystalline Panel Options Available

• Brands: LONGi, Qcells, REC, JA Solar, Trina Solar
• Efficiencies from 20% to 23%+ with power ratings 400W-720W
• Cell technologies: PERC, TOPCon, HJT
• Bifacial and monofacial options for every application
• Wholesale pricing, volume discounts, and fast shipping from US stock

Portlandia Electric Supply helps distributors and installers source monocrystalline solar panels at competitive wholesale prices. Request a panel quote today or call for volume pricing