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IPC-A-610 defines solder joint acceptability criteria for electronic assemblies. Class 2 for general electronics, Class 3 for aerospace, medical, and military. The single most referenced inspection standard in PCBA manufacturing.
JT-450/350 LF Wave Soldering Machine. Lead-free dual wave for reliable through-hole solder fill. Ideal for connectors, relays, transformers & high-power components.