053514-0077 is a high-reliability D-Sub connector from the D*M series, featuring a 37-contact arrangement with size 20 contacts. It supports a wire gauge range of AWG 20-28 and offers a maximum current rating of 7.5 A with contact resistance of 7.5 milliohm max. The connector is rated for 200 mating cycles and operates over a wide temperature range of -55°C to +125°C. With a dielectric withstanding voltage of 1000 VAC at sea level and a steel shell construction, this connector is suitable for demanding industrial, aerospace, and military applications requiring reliable signal and power connections.