Premium 4mm Banana Jack Socket Connectors
High-conductivity brass core with gold-plated contacts ensures minimal signal loss for crystal-clear audio transmission. Precision-machined nickel-plated housing offers durability and corrosion resistance. Universal compatibility with 4mm banana plugs and 3.5mm jacks, ideal for speaker systems, lab equipment, and DIY electronics. Available in multiple vibrant colors for easy cable identification. Industrial-grade insulation prevents overheating and short circuits. Engineered for snug, wobble-free connections—perfect for pro audio setups, test benches, and home theaters. Bulk pricing available for wholesale buyers.