Solar Couplers
Efficient, safe, and durable connections for your solar projects.
BOOST YOUR PV SYSTEM’S EFFICIENCY WITH STÄUBLI SOLAR COUPLERS
PROVIDED BY MELFAST
Enhance the performance of your PV systems with Melfast’s supply of Stäubli’s industry-leading solar couplers. Backed by top-tier customer service and competitive pricing, our products are designed to elevate the performance of your PV systems.
Minimize power loss
Reduce downtime
Ensure safety
WHY MELFAST?
As a trusted supplier of Stäubli’s solar couplers, Melfast offers best-in-class components with the reliability you need for your renewable energy systems. With over 30 years of experience, we combine our extensive product knowledge with superior customer service to ensure you get the right components when you need them.
"Melfast has every fastener I've ever needed, and the customer service is excellent.
A great supplier to work with, and pricing is competitive."
KEY BENEFITS OF STÄUBLI’S SOLAR COUPLERS
SUPPLIED BY MELFAST
Minimized Downtime & Power Loss:
Stäubli's solar couplers are engineered for maximum efficiency, helping you avoid costly energy losses and downtime.
Long-Term Reliability:
Stäubli’s MULTILAM contact technology delivers outstanding long-term reliability with low contact resistance throughout the product life.
Enhanced Safety:
Certified for up to DC 1500 V, these connectors minimize the risk of fire and electrical faults.
EXPLORE OUR STÄUBLI SOLAR COUPLER RANGE
AVAILABLE THROUGH MELFAST
STÄUBLI BOSCON – THE FIRST
CULUS CERTIFIED LARGE-
FORMAT PV CONNECTOR
The first cULus certified large-format PV connector
Certified for both factory and field installation with 3/0 AWG through 500 MCM Copper cables with a maximum ampacity rating of 620 A at 1500 V AC/DC
Designed to confidently seal, strain relief and terminate with low and high strand count Copper PV cable.
STÄUBLI
ORIGINAL MC4
Guarantees top-tier performance with minimized power loss and downtime.
Consistent availability and competitive pricing through Melfast.
STÄUBLI
ORIGINAL MC4-EVO 2
Designed for extreme conditions.
Certified up to DC 1500 V (TUV / UL / JET).
Maximum current rating of 69A.
Salt mist and ammonia resistant.
Benefits from Stäubli’s trusted performance and Melfast’s personalized customer service.
Stäubli
Original MC4-Evo Ready
Crimp-free connector for IEC 1500 V DC applications up to 30A.
Fully compatible with the Stäubli MC4 family.
Prompt delivery and complete support through Melfast.
Stäubli
Original MC4-Evo 2000
Certified for voltages up to DC 2000 V, ideal for larger-scale solar applications.
Supports PV wires of 4 mm² to 10 mm².
Guarantees genuine Stäubli connectors with the highest industry standards through Melfast.
Why Choose Melfast?
Melfast ensures you receive authentic, top-performing products for your PV systems.
Trusted
Stäubli Supplier
30+ Years of
Expertise
Decades of experience in the fastener and hardware industry.
Competitive
Pricing
Value without sacrificing quality or reliability.
Outstanding
Customer Support
Our dedicated team assists you from product selection to post-purchase support.
