Kester 60/40 Solder – 0.031" Diameter, 1 lb Spool

Easy Soldering for Electronics, Hobbies, and Home Repairs

Looking for reliable, easy-to-use solder wire? The Kester 60/40 solder is the go-to choice for electronics enthusiasts, hobbyists, and everyday DIY projects. With its proven 60% tin / 40% lead mix and trusted performance, Kester solder ensures clean, strong connections for both beginners and experienced users.

Key Features of Kester 60/40 Solder Wire

• 60/40 Alloy: A classic mix of 60% tin and 40% lead for excellent flow and smooth solder joints.
• Resin Core: "44" resin core with RA (Rosin Activated) flux for reliable wetting and minimal residue on circuit boards.
• Solder Wire Diameter: 0.031" (0.8 mm) – Ideal for electronics, circuit boards, and small components.
• Convenient Spool Size: 1 pound (16 oz / 454g) – Plenty of Kester solder wire for multiple projects or long-term use.
• Consistent Results: Smooth feeding and even melting temperature for easy handling and professional-quality work.

Technical Specs – Kester Solder 60/40 (Part Number: 24-6040-0027)

• Composition: 60% tin (Sn), 40% lead (Pb)
• Flux Core: 44 Rosin Activated (RA)
• Diameter: 0.031" (0.80 mm)
• Weight: 1 lb (454 g)
• Melting Range: 361°F – 374°F (183°C – 190°C)
• Part Number: 24-6040-0027
• RoHS Compliance: Not RoHS Compliant (contains lead)

Download the Kester 60/40 Solder Wire Data Sheet (PDF)

Why Choose Kester 60/40 Solder For Your Projects?

Trusted by electronics professionals and hobbyists alike, Kester 60/40 solder wire is known for its easy handling, strong electrical connections, and clean finish. Perfect for use with circuit boards, wiring, and fine electronics assembly, this Kester solder spool will help ensure your projects turn out right, every time.