The JMSWD-12XM is a military/aerospace high-performance relay from the MSD TO-5 series designed for demanding applications requiring reliable switching and control. It features a 12 VDC input voltage, 2 Form C (DPDT) contact arrangement with 2 changeover contacts, and a rated contact current of 1 A, making it suitable for moderate-power switching tasks. The relay employs a non-polarized, monostable magnetic coil system with a coil resistance of 850 O and rated power of 169 mW, operating over an extended temperature range of -65°C to +125°C. It is hermetically sealed with PC board mounting and includes a coil suppression diode for protection. This relay is qualified to MIL-M39016 standards and is designed for military and aerospace applications where high reliability, environmental robustness, and performance consistency are critical requirements.