Belden 9533 is a three-conductor RS-232 computer cable built with 24 AWG stranded (7x32) tin-plated copper conductors, PVC insulation, and a 100% coverage Beldfoil shield with a 24 AWG tin-plated drain wire, all inside a PVC jacket. It’s rated for indoor use (not riser or plenum) with 60°C CMG and 80°C AWM 2464 ratings, and it supports RS-232 and computer communications as well as low-voltage analog and digital control signals (4–20 mA, 0–10 V, 24 V), plus line-level audio and panel wiring. Key specs include three 24 AWG conductors, a 1.9 in (48 mm) bend radius, a maximum pull tension of 22 lb (10 kg), and a bulk weight around 15 lb per 1000 ft; common stock lengths include 30 m reels (9533.0030) and 1,000 ft reels (9533.0601000).
