Small size, light weight, heavy reverse power. Optional mounting ways. Firm structure, strong anti-shock & anti vibration Outline Dimensions(mm): 3C: 28 × 31.5 × 36 mm 4C: 28 × 41.5 ×36 mm Applications: automatic control, telecommunication equipment, household electrical appliance and machinery electrical facilities. er etc. JQX-13F(3C,4C) General Purpose Relays