This part is a kind of semiconductor called HRB1-S-DC12V.

Function of this product has Relay.

Manufacturers : HKE

Image and pinout :

Some of the text within the PDF file :

HRB1 Relay 1.COIL DATA 1-1.Nominal Voltage 1-2.Coil Resistance 1-3.Operate Voltage 1-4.Release Voltage 1-5.Nominal Power Consumption 2.CONTACT DATA 2-1.Contact Arrangement 2-2.Contact Material 2-3.Contact Rating 2-4.Max. Switching Voltage 2-5.Max. Switching Current 2-6.Max. Switching Power 2-7.Contact Resistance ( Initial ) 2-8.Life Expectancy Electrical Mechanical 3.GENERAL DATA 3-1.Insulation Resistance 3-2.Dielectric Strength 3-3.Surge Strength 3-4.Operate Time 3-5.Release Time 3-6.Temperature Range 3-7.Shock Resistance 3-8.Vibration Resistance 3-9.Weight 3-10.Safety Standard 4.DIMENSIONS ( in mm ) 3 VDC to 24 VDC Refer to Table 1 Refer to Table 1 Refer to Table 1 150 mW 1 Form C AuAg 1A 30 VDC / 0.5A 125 VAC 60 VDC / 125 VAC 2A 62.5 VA , 30W 100 m¦¸. at 6 VDC 1A 100,000 [ ... ]

HRB1-S-DC12V PDF Datasheet Download