Description:  The new GYHC series modular contactor uses a new technology platform and apply automated production and testing equipment to create advanced ultra-quiet and long-life contactors.  It can be used for remote control, Lighting, heating, ventilation, rolling curtains, public hot water, Mechanical ventilation system, Low inductive micro-inductive load environment.  *Low power consumption:  The GYHC series modular contactor optimizes the electromagnetic system, greatly reducing the holding power of the contactor, and completely solving the problem of high energy consumption of traditional contactors.  *Low noise:  Adopts a new design to improve product reliability. 60% of the production process is automated, and key processes throughout the process are monitored automatically. Eliminate the noise problems encountered in the operation of traditional contactors from the design and manufacturing process.  *Super long life:  Electrical life greater than 100,000 times Mechanical life is more than 12,000,000 times.  *2NO: 2 Normally Open Contact.  *1NO1NC: 1 Normally Open + 1 Normally Close Contact.  *2NC: 2 Normally Close Contact.    Package included:   1 x 220V Automatic Household Contactor