M39016/6-147M is a military-qualified HFW series electromagnetic relay designed for high-reliability applications. It features a 5.0 VDC nominal coil voltage with 27 ohms coil resistance and a must-operate voltage of 2.7 VDC. The relay offers a contact rating from low level to 2A at 28 VDC resistive with 100,000 operations life expectancy. Environmental specifications include an operating temperature range of -65°C to +125°C, vibration resistance of 10-3000 cps at 30 g's, and shock resistance of 100 g's. This relay meets MIL-R-39016 Level H requirements, making it suitable for demanding aerospace, defense, and communications applications.