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The RHEEM sw-alcu5.5 is an aluminum-to-copper brazing rod designed for joining dissimilar metals in HVAC and refrigeration applications. Each rod features a flux core, eliminating the need for separate flux application during the brazing process. The rods measure 8 inches in length and are sold in a pack of five. This product is suited for HVAC technicians and refrigeration mechanics who need a reliable filler material when connecting aluminum components to copper tubing or fittings in field or shop repair scenarios.
This brazing rod is intended for use in residential and light commercial HVAC systems where aluminum-to-copper joints are required, such as at evaporator coil connections or refrigerant line transitions. The flux core formulation is designed to work at lower brazing temperatures compared to standard silver alloy rods, making it practical for heat-sensitive aluminum components. Technicians working on split systems, mini-splits, or refrigeration equipment with aluminum coil assemblies will find this rod applicable to common field repair and replacement work.
Designed as an OEM-style replacement brazing consumable for RHEEM HVAC parts and accessories applications involving aluminum-to-copper joints in central air and refrigeration systems.
Brazing of refrigerant-containing systems should be performed by EPA Section 608 certified HVAC technicians. Always recover refrigerant and depressurize the system before cutting or opening any refrigerant lines. Use appropriate personal protective equipment including eye protection and heat-resistant gloves when brazing. Follow applicable ASHRAE and local mechanical code requirements for brazing procedures on refrigerant piping.
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