{"L1_core": {"domain": "electrical", "series": "SM", "category": "connector", "subcategory": "wire-to-wire", "manufacturer": "JST"}, "L2_electrical": {"current_rating": "3A", "voltage_rating": "250V AC", "contact_resistance": "20mΩ max", "dielectric_strength": "1000V AC", "insulation_resistance": "100MΩ min"}, "L3_mechanical": {"gender": "female", "pitch_mm": 2.5, "pin_count": 2, "temp_range_c": "-25 to +85", "mating_cycles": 30, "wire_gauge_awg": "22-28", "contact_material": "brass tin-plated", "housing_material": "PA66"}}