Features: 1. Made of high quality material, small body and durable 2. The contact structure adopts four normally open and four normally close, and the performance is stable. 3. Generally installed in a medium without serious vibration and explosion hazard, and there is no gas and dust in the medium that can not corrode metal and destroy insulation, in the place where there is no rain or snow. 4. Installation method can be installed vertically or horizontally 5. Used in an automatic control circuit for AC 50Hz voltage to AC380V or DC voltage to DC220V, as a control part in the control circuit for switching on or off the circuit. Specification: Condition: 100% Brand New Model: HH54P (MY4NJ) Contact structure: 14 Pins, four normally open, four normally close Terminal form: socket type Altitude: ≤ 2000 meters Temperature: -5℃~ +40℃ Power supply voltage variation range: 85%~110% rated voltage Installation method: vertical or horizontal installation Size: Approx. 27 * 20 * 40mm / 1.1 * 0.8 * 1.6in Optional Style(coil voltage): DC12V, DC24V, AC110V, AC220V Package List: 1 * Relay 1 * Relay Base