This 2026 guide breaks down realistic per-foot, per-strand, and project-level pricing for commercial buildings. Termination — $25–$75 per fusion-spliced strand. Patch panels & enclosures — $300–$1,500. Buyers typically pay for fiber optic cable by length, fiber type, and installation complexity. Commercial building installations with 100-200 network drops generally range from $15,000 to $30,000. The main price drivers include cable grade, jacket material, pull tension, connectorization, and any required conduit or protection.