Kester 24-7068-7601 is a professional grade lead free solder wire featuring a Sn96.5Ag3Cu0.5 alloy composition on a 1 pound spool with 0.031 inch diameter and 2.2% 275 Rosin Activated flux core. This wire excels in PCB assembly, electronics rework, through hole soldering, and general repair work where precision and reliability matter. The 275 no clean flux is formulated to minimize post solder cleanup while delivering consistent wetting and joint quality across a range of board materials and component types. RoHS compliant and made in the USA, this solder is trusted by technicians who demand predictable performance and professional results.
Key Features:
Alloy Composition: Sn96.5Ag3Cu0.5 - A proven lead-free formula that meets RoHS compliance standards.
Diameter: 0.031 inches.
Packaging: 1 pound spool, suitable for both professional and hobbyist use.
Flux Core: 2.2% 275 No Clean Flux.
Melting Point: 217-220° C 422-428° F
.031" Diameter suitable for medium sized soldering jobs. No Clean Flux designed to be left on the board with minimal cleaning.
Ultra fine sized diameter useful for precision soldering and micro electronics.
.015" (0.4 mm)
Very fine sized diameter useful for precision soldering and jobs requiring small amounts of solder.
.020" (0.5 mm)
Fine sized diameter used for through hole and and surface mount work. Delivers a Controlled amount of solder.
.025" (0.6 mm)
Ideal for standard circuit board components where precision is needed but not ultra-fine work.
.031" (0.8 mm)
Ideal for fixing circuit boards, replacing components, and general rework. Popular for Arduino, Raspberry Pi, and DIY projects. It's a versatile diameter, often called the "sweet spot" for electronics.
.040" (1.0 mm)
Perfect for surface-mount devices (SMDs) and medium components where precision is key but more solder is needed.
.050" (1.27 mm)
Used for various tasks where a balance of flow and control is required, like general electrical repairs.
.062" (1.5 mm)
medium-thickness wire ideal for general electronics, larger through-hole components, appliance repair, automotive work, and crafts like stained glass
.093" (2.36 mm)
versatile, medium-to-thick wire used for general and heavier-duty electrical, electronics, automotive, and HVAC repairs/manufacturing.
Size guide text
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