The 412 from Teledyne Relays is a RF Relay with Coil Voltage 5.0 to 32.0 V, Voltage 3.2 to 15.2 V (Pick-up Voltage), 0.60 to 1.80 V (Drop-out Voltage), Current 14.8 to 128.2 mA, Power 450 mW, Resistance 39 to 1560 Ohms. Tags: TO-5. More details for 412 can be seen below.