The Nickel Strip Plated 0.12x3 mm (55d7) is a premium nickel-plated strip designed for reliable and efficient battery connections. Ideal for connecting lithium-ion cells in series or parallel, it provides excellent current flow, low resistance, and secure welding. Its 0.12mm thickness and 3mm width make it suitable for compact battery packs, DIY electronics, e-bikes, power tools, and other high-current applications.