Felder Lottechnik Lead Free Solder Wire 1 mm Diameter, Rosin Based Flux, 227°C Melting Point 551894101037

Felder Lottechnik 551894101037 lead free solder wire is a premium-quality ISO-Core® Sn100+ wire designed to meet demanding soldering applications in industrial, electronics manufacturing, and repair settings. It features a 1 mm diameter and is formulated from a lead-free Sn99Cu0.7NiGe alloy, ensuring environmentally safe and RoHS compliant soldering.

The wire incorporates a rosin-based flux core, utilizing modified resin and organic activators to promote excellent wetting and solder flow characteristics. Multiple flux core options are available to suit different use cases: the EL version contains 3.5% flux and is halogen-free, ideal for general-purpose soldering; the RA activated variant contains 2.5% halogen content which facilitates repair of oxidised solder joints; and the ELR variant has 1% flux, is halogen-free, and designed for no-clean applications especially suited for surface mount device (SMD) fittings.

This solder wire is supplied on practical plastic reels, weighing 100 grams per reel, providing ease of handling during precise soldering tasks. With a melting point of 227°C, it offers reliable joint formation without excessive thermal stress on components. The product is manufactured in Germany, adhering to quality standards to support demanding industrial, laboratory, manufacturing, and electronics assembly environments.

The Solder Wire contains 99.3% tin and 0.7% copper, ensuring strong and conductive joints. Its lead-free composition complies with stringent environmental regulations. Multiple flux formulations enable versatility across soldering repair and assembly applications.

The plastic reel packaging facilitates controlled dispensing and storage. Widely used in electronics manufacturing, repair shops, and precision soldering tasks.

This product is part of Felder Lottechnik's comprehensive line of soldering materials, designed to deliver consistent quality and performance under varied industrial conditions. It supports professional soldering processes requiring reliable lead-free wire solder at well-defined melting temperatures.

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