TE Connectivity 4-1393239-9

Relay RT monostable series, with contact ratings of 16A 250VAC, 12A 250VAC, 10A 250VAC, 8A 250VAC; coil voltages including 3VDC, 5VDC, 6VDC, and others; electrical life of 250,000 cycles, 100,000 cycles, and others; mechanical life of 3,000,000 cycles, 20,000,000 cycles, and others; ambient temperature ranges of -40°C ~ 70°C, -40°C ~ 85°C, -40°C ~ 105°C; also available in RT Ⅱ and RT Ⅲ (see appendix for series descriptions). The series designation includes the base model number, contact rating, contact configuration, contact material, suffix, and other information. Contact ratings are available in multiple types, such as 1-pole 12A, PCB terminal pitch 3.5mm open-type, etc.; contact configurations include 1CO (1-pole, changeover), 2CO (2-pole, changeover), and others; suffixes consist of 4 digits or letters, which may be omitted from product marking, with different suffixes indicating different meanings — for example, C denotes a transparent housing with a maximum ambient temperature of 70°C, applicable to open-type only; WG denotes household appliance type (IEC60335), etc.