121073-3522-D is a standard D-Subminiature connector from ITT Cannon's ORIGINAL D series, designed for reliable electrical connections in various applications. This 25-pin D-Sub connector features a steel shell with tin finish and supports wire gauges ranging from AWG 20-28. It offers a current rating of 7.5 A at 85°C or 5 A at 105°C, with a dielectric withstanding voltage of 1200 VAC at sea level and contact resistance of 10 milliohm maximum. The connector operates over a wide temperature range of -55°C to +125°C and is rated for 500 mating cycles with 20 hours salt spray resistance. These characteristics make it suitable for industrial, telecommunications, and computing applications requiring durable and dependable interconnect solutions.