Key Technical Specifications Parameter Specification Series A165S Product Type Knob-type Selector Switch Shape Cylindrical (16 mm diameter) Operating Portion Round type, Black Number of Positions 2 positions Reset Method Manual / Maintained (2 notches) Contact Configuration SPDT (Single Pole Double Throw) Switch Function On-On Lighting Non-illuminated Termination Style Solder / Quick Connect - 0.110" (2.8mm) Mounting Type Panel Mount (Front) Panel Cutout Diameter 16.00 mm Depth Behind Flange 28.50 mm Electrical Ratings Parameter Specification Rated Current (AC) 5 A at 125 VAC / 3 A at 250 VAC Rated Current (DC) 3 A at 30 VDC Minimum Applicable Load 1 mA at 5 VDC Insulation Resistance 100 MΩ min. (at 500 VDC) Dielectric Strength (Same polarity) 1,000 VAC, 50/60 Hz for 1 min Dielectric Strength (Different polarity) 2,000 VAC, 50/60 Hz for 1 min Dielectric Strength (Terminals to ground) 2,000 VAC, 50/60 Hz for 1 min Electrical Life 100,000 cycles minimum Mechanical Life 250,000 cycles minimum Mechanical Characteristics Parameter Specification Operating Force (OF) 0.1 N·m maximum Set Position (SP) 90° ±5° Index Angle 90° Environmental Ratings Parameter Specification Ingress Protection (IP) IP66 - Dust tight, Oil and water resistant Operating Temperature -10°C to +55°C (no freezing or condensation) Storage Temperature -25°C to +65°C (no freezing or condensation) Operating Humidity 35% to 85% Vibration Resistance (Malfunction) 10 to 55 Hz, 1.5 mm double amplitude (malfunction: 1 ms max.) Shock Resistance (Destruction) 500 m/s² max. Shock Resistance (Malfunction) 150 m/s² max. (malfunction time: 1 ms max.) Safety Standards & Approvals Standard Status Protection Against Electric Shock Class II PTI (Tracking Characteristic) 175 Pollution Degree 3 (IEC60947-5-1) Safety Standards CCC, cUL, TUV, UL certified RoHS Compliant