2-1393771-0 is a JWD-171-5 signal relay from TE Connectivity's Potter & Brumfield JWD/JWS Series, designed for low-cost, reliable switching in telecommunications, measurement and control, and automated test equipment applications. The relay features a 24VDC coil with 2150O coil resistance, 19.2VDC operate voltage, and 268mW coil power consumption, with no coil suppression diode. It employs dry reed contact technology in a 14-pin dual in-line package (DIP) configuration with wave-solderable and immersion-cleanable molded epoxy construction. The relay is rated for 500mA at 20VDC switching capacity, operates over an ambient temperature range of -35°C to +85°C, and achieves 100×106 mechanical operations, making it suitable for security systems, medical equipment, and other industrial control applications requiring reliable, cost-effective switching.