Stay Brite 8 Solder and Flux Manufacturer

Engineered for precision and strength, this lead-free silver solder delivers clean, durable joints with a professional finish—no matter the metal.

Top Stay Brite 8 Products

Stay Brite 8 SB861 & SCPF4 Solder Kit

A complete soldering solution that combines Stay Brite 8 silver-bearing solder (SB861) with Stay‑Clean flux (SCPF4) for corrosion-resistant, high-strength joints across copper, brass, steel, and stainless steel applications like HVAC and refrigeration.

Stay Brite 8 348-SB861 Solder Alloys and Fluxes

A standardized category of solder alloy and flux pairing (part 348‑SB861) delivering the proven strength and ductility of Stay Brite 8’s tin–silver composition paired with compatible fluxes for reliable soldering on stainless and ferrous metals.

Stay Brite 8 SB831 Silver Bearing Solder

A lead‑free 1/16″ silver-bearing solder (SB831) with 5–6% silver content, engineered for strong, ductile connections and superior appearance on copper, brass, steel, and stainless steel joints, meeting NSF & RoHS standards for safety, durability, and long-term performance.

What You Need To Know About Stay Brite 8 Company

We are a trusted distributor of Harris Products Group soldering solutions, specializing in high-performance, lead-free alloys like Stay Brite 8. Our focus is on providing professional-grade products that meet strict safety, environmental, and performance standards, including NSF and RoHS compliance. With deep industry knowledge and exceptional customer support, we help contractors, manufacturers, and technicians find the right solutions for critical applications. All our products are sourced directly from U.S.-based manufacturers to ensure quality and reliability. Whether you’re working in HVAC, food service equipment, or general metalwork, we deliver the tools you need for clean, strong, and lasting results.
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Our Most Popular Stay Brite 8 Solutions

Discover our top-performing Stay Brite 8 products, designed for clean, strong, and reliable joints across a wide range of applications.

Stay Brite 8 Soft Solder

A flexible, low-temperature solder perfect for clean, strong joints on delicate or close-tolerance applications.

Stay Brite 8 Silver Solder

Features 5–6% silver content for increased strength, excellent ductility, and a seamless finish on stainless steel.

Stay Brite 8 Lead Free Solder

Ideal for food and water systems, this solder is fully compliant with NSF and RoHS standards for safety and sustainability.

Stay Brite 8 HVAC Solder

Designed for HVAC pros, it delivers vibration-resistant, leak-proof joints without the high heat of brazing.

Stay Brite 8 Brazing

A lower-temp alternative to traditional brazing that still provides high-strength bonds across dissimilar metals.

Stay Brite 8 Flux

Ensures optimal solder flow and clean metal surfaces, compatible with copper, brass, steel, and stainless steel.

Built to Last, Just Like Our Connections

At the heart of our company is a commitment to quality, reliability, and integrity in everything we offer. We believe in delivering professional-grade products that help our customers work smarter, safer, and more efficiently. Transparency and trust drive our relationships with clients, suppliers, and partners. Innovation guides our product selections, ensuring we provide only proven, high-performance solutions. We’re passionate about supporting industries that build, repair, and maintain the world around us. Most importantly, we stand behind every product we sell—because your success is our mission.

Why Professionals Choose Stay Brite 8

Our products are engineered to deliver clean, high-strength joints with fewer defects and greater consistency. With lead-free formulations and NSF certifications, they’re safe for use in food, water, and HVAC systems. Whether you’re working with copper, brass, steel, or stainless steel, Stay Brite 8 delivers unmatched performance at lower temperatures.
Here’s what sets our soldering solutions apart:

High Strength, Low Temperature

Achieve brazing-level strength without the need for extreme heat.

Lead-Free & Compliant

Safe for potable water and food-contact applications; meets NSF, RoHS, and REACH standards.

Clean Finish

Silver-bearing formula provides a smooth, professional appearance, especially on stainless steel.

Versatile Application

Ideal for HVAC, plumbing, refrigeration, and general metalwork across dissimilar metals.

Stay Brite 8 Reviews

See how Stay Brite 8 products are making a difference for professionals across industries with reliable performance, lasting strength, and hassle-free application.
I've been in HVAC for over 18 years, and switching to Stay Brite 8 has been one of the smartest moves I’ve made on the job. I work a lot with copper tubing and used to rely on traditional brazing, but Stay Brite 8 HVAC solder saves me time and eliminates the need for nitrogen purging during installs. The joints are incredibly strong and vibration-resistant, which is critical for the compressor lines I deal with. Plus, the lower melting point helps me avoid overheating nearby components, especially in tight spaces. The silver-bearing composition also gives me a clean, professional finish—my clients notice the difference. I pair it with Stay Clean flux and it flows like a dream. I now recommend this combo to every tech I train.
Jason McAllister
HVAC Technician
When you're running large-scale plumbing jobs with food-service systems, you can’t afford to cut corners—and Stay Brite 8 lead-free solder has never let me down. I work on restaurant installations and grocery store refrigeration lines, so NSF compliance is non-negotiable. This solder gives me clean, high-integrity joints that pass inspection the first time, every time. What really sold me is how well it bonds dissimilar metals without pulling or cracking over time. I’ve used it on copper to brass and even some stainless runs—no issues. And because it flows at a lower temperature, I don’t worry as much about burning the flux or damaging fittings. It’s become a standard in my toolbox, and I always keep extra spools on hand.
Derrick Lawson
Commercial Plumber
As someone who works with stainless steel on architectural projects, appearance is everything—and Stay Brite 8 silver solder delivers both strength and aesthetics. I fabricate custom fixtures and furniture where visible joints matter, and the silver content in this solder gives me smooth, consistent results that blend beautifully with stainless. It's especially helpful on fine work where heat control is crucial—the low melting range lets me work close to delicate parts without warping them. I also appreciate how well it flows with Stay Brite flux; even with complex angles, the solder finds its way through cleanly. I’ve used a lot of soldering products over the years, and this one gives me peace of mind that my work is not only strong but visually polished. It's now a go-to for any client-facing stainless steel job.
Hannah Griggs
Metal Fabrication Specialist

Stay Brite 8 FAQs

What is Stay Brite 8 and what applications is it best suited for?

Stay Brite 8 is a lead-free silver-bearing solder designed for strong, durable joints on metals like copper, brass, steel, and stainless steel. It’s commonly used in HVAC, plumbing, refrigeration, and food service equipment due to its high strength and clean finish.

How does Stay Brite 8 perform specifically for HVAC applications?

Stay Brite 8 is ideal for HVAC work because it creates vibration-resistant, leak-proof joints at lower temperatures than brazing, reducing the risk of heat damage and making installations faster and safer.

What is the difference between Stay Brite 8 and traditional brazing?

Unlike brazing, which requires higher temperatures and often nitrogen purging, Stay Brite 8 solder melts at a lower temperature range, providing strong bonds with less heat and simpler application without the need for specialized equipment.

What is the pressure rating for Stay Brite 8 solder joints?

Stay Brite 8 solder joints typically withstand pressures common in HVAC and plumbing systems, supporting reliable, leak-free connections under normal operational pressures; however, exact pressure ratings depend on the application and joint design.

Is Stay Brite 8 suitable for use with R-410A refrigerant systems?

Yes, Stay Brite 8 is compatible with R-410A refrigerant systems, offering strong, reliable joints that meet industry standards for HVAC applications involving this refrigerant.

What is the melting point or melting range of Stay Brite 8 solder?

Stay Brite 8 has a melting range between approximately 221°C (430°F) solidus and 279°C (535°F) liquidus, allowing it to flow smoothly and form strong joints at moderate temperatures.

How much silver content does Stay Brite 8 solder contain?

Stay Brite 8 solder contains about 5.5% to 6% silver, which enhances its strength, ductility, and corrosion resistance while providing an attractive finish on stainless steel and other metals.

Are there alternatives to Stay Brite 8 solder?

Yes, alternatives include traditional lead-based solders for non-food applications, other lead-free silver-bearing solders with different silver content, and brazing alloys for higher-temperature, high-strength applications, depending on your project requirements.

Contact Us for a Free Expert Consultation Today!

Let our specialists guide you to the perfect Stay Brite 8 solution tailored to your project’s needs—completely free!