Solar Supply House · Fairfield, NJ
The solar supply house for everything you bolt to a roof.
MC4 connectors, critter guard, flashing, cutting tools, screws, safety gear, and more. Stocked in Fairfield, NJ, priced competitively, and shipped fast around the US.
Proudly serving the solar industry since 2009
The rooftop BOM
Everything your crew needs. One supplier.
Tap Get a Quote to get our most competitive pricing and availability on anything you need.
Why installers buy from Melfast
Competitive pricing on every order
Relationships with manufacturers and master distributors going back to 1985 allow us to offer the most competitive pricing in the market.
Same-day quotes. National reach.
With our national network of manufacturers & sourcing partners, we provide same-day quotes on almost any item you need, along with the tens of thousands of items we keep in stock.
Trusted by Sunrun, Trinity, and more since 2009
We're the preferred solar supply house for leading installers for 15 years because we have the experience, inventory, and quality to back it up.
Kitting & packaging available
We'll bag your materials so that your crew arrives ready to work, with the quantities they need for the job.
"We've had an outstanding experience with Melfast. Their customer service is truly exceptional. The quality of their products consistently meets our expectations. And shipping is always timely, which is critical for maintaining smooth operations."
Kelly N.
Solar resource center
Frequently asked questions
Where can solar installers buy MC4 connectors, critter guard, and roof flashing in bulk?
Melfast is a solar supply house in Fairfield, New Jersey that stocks rooftop balance-of-system materials: genuine Stäubli MC4 connectors, critter guard, roof flashing, roof screws, Tek screws, grounding, conduit fittings, strut channel, concrete anchors, safety gear, cutting tools, and standard fasteners. We supply solar installers and EPCs nationwide. Get a quote right here, or call (973) 227-0045 for bulk pricing.
Who supplies solar installers with balance-of-system hardware in New Jersey?
Melfast, at 18 Passaic Avenue, Fairfield, NJ 07004, has supplied the solar industry since 2009 and distributed industrial fasteners since 1985. Installers including Sunrun, Trinity Solar, Solar Landscape, and Solar Medix source rooftop balance-of-system materials from Melfast.
How fast can I get a quote on a solar supply order?
Same business day. Get a quote right here, or call (973) 227-0045 (Monday to Friday, 8:30 AM to 5:00 PM ET), and we will return pricing and availability the same business day.
What brands of MC4 connectors and tools does Melfast carry?
Melfast stocks genuine Stäubli MC4 connectors, plugs, and crimp tools, plus the professional cutting tools and consumables solar crews use daily. Manufacturer and master-distributor relationships going back to 1985 let us price competitively.
Can Melfast source a solar item that is not listed on the page?
Yes. If it goes on a solar job, we will source it. Our national network of manufacturers and sourcing partners means we can quote almost any rooftop or balance-of-system item, not just what is on our shelf.
Does Melfast offer kitting and packaging for crews?
Yes. We will bag your materials by job so your crew arrives ready to work with the quantities they need, which cuts sorting and miscounts on site.
Get pricing on your solar supply order
Send the list (items, quantities, materials) and we'll have pricing back the same business day.