






🔥 Solder smarter, not harder — join the pros who never settle for less!
The MAIYUM 63-37 Tin Lead Rosin Core Solder Wire is a 0.8mm diameter, 50g spool designed for professional-grade electrical soldering. With a low melting point of 183°C and a balanced 63% tin to 37% lead ratio, it ensures fast, smooth solder flow and strong, reliable joints. Perfect for circuit boards, DIY projects, and home repairs, this solder wire combines precision, portability, and performance for the discerning maker.

| ASIN | B075WB98FJ |
| Best Sellers Rank | #9,026 in Home Improvement ( See Top 100 in Home Improvement ) #29 in Soldering Accessories |
| Item Dimensions LxWxH | 5.5 x 3 x 5.5 Centimeters |
| Item Weight | 54.4 g |
| Item model number | JF850 |
| Manufacturer | Shenzhen Joycefook Technology Co., Ltd |
| Net Quantity | 1.0 Count |
| Product Dimensions | 5.51 x 3 x 5.51 cm; 54.43 g |
K**T
MAYUM 60-40
I have received product contains 60 tin 40 Lead + Rosin, not as per Maiyum 63-37. Please note.
A**R
Quality product
Good product. Fine quality.
A**A
Good
Good Quality.
B**T
Not Worthy
not worthy.
U**I
Not value for money
Not good soldering wire, just ok ok quality. Soldering never shines but is strong. Not value for money 😕 so expensive
A**R
Not good product
Solder get wet easly & no proper bonding.
M**O
Performance & Use: The MAIYUM 63-37 tin-lead rosin core solder wire is high quality and easy to work with. It flows smoothly and creates strong, reliable joints for all types of electronic repairs. Ease of Use: The wire heats and melts evenly, making soldering precise and controlled. It works well with both small components and larger connections. Durability & Reliability: I’ve used it on multiple electronic projects, and there have been no issues with connectivity or joint strength. The rosin core helps ensure good adhesion and a clean finish. Final Verdict: If you need reliable, high-quality solder for electronics, this MAIYUM wire delivers. Easy to use, dependable, and perfect for repairs or custom projects.
A**.
fast delivery
R**N
Works wonderfully as it should
M**A
I don't know why the price is so low for this lead rosin core solder. I love the size for circuit boards and it works well. No issues.
N**N
Works as intended.
Trustpilot
1 day ago
1 week ago