Key Specifications Parameter Value/Description Manufacturer Omron Automation and Safety Part Number A165L-TGM-24D-1 Series A16 Type Illuminated Pushbutton Switch Mounting Hole Diameter 16 mm Actuator Type Round projection type Actuator Color Green Illumination LED, Green Illumination Voltage 24 VAC/VDC (±5%) Contact Configuration SPDT (1c / Single Pole Double Throw) Switch Function Momentary (ON-(ON) / On-Mom) Termination Type Solder terminal / Quick-connect (#110/t=0.5) Degree of Protection IP66 (oil-resistant type) Contact Ratings Parameter Value Rated Load (AC) 5 A at 125 VAC / 3 A at 250 VAC (resistive load) Rated Load (DC) 3 A at 30 VDC (resistive load) Minimum Applicable Load 5 VDC 1 mA (resistive load) Lamp/LED Specifications Parameter Value Lamp Type LED (built-in) Lamp Color Green Rated Voltage 24 VAC/VDC Operating Voltage 24 VAC/VDC ±5% Rated Current (Lamp) 8 mA Mechanical Specifications Parameter Value Operating Force (OF) 4.91 N max. Release Force (RF) 0.29 N min. Pretravel (PT) 2.5 mm max. Total Travel (TT) Approx. 3 mm Mechanical Life 120 operations/min max. Electrical Life 100,000 cycles min. (at rated load) Insulation & Dielectric Strength Parameter Value Insulation Resistance 100 MΩ min. (at 500 VDC) Dielectric Strength (Same polarity terminals) 1,000 VAC, 50/60 Hz for 1 min Dielectric Strength (Different polarity terminals) 2,000 VAC, 50/60 Hz for 1 min Dielectric Strength (Terminal to ground) 2,000 VAC, 50/60 Hz for 1 min Dielectric Strength (Lamp terminals) 1,000 VAC, 50/60 Hz for 1 min (without LED) Environmental Specifications Parameter Value Operating Temperature -10°C to 55°C (no freezing or condensation) Storage Temperature -25°C to 65°C Operating Humidity 35% to 85% Vibration Resistance (Malfunction) 10 to 55 Hz, 1.5 mm double amplitude Shock Resistance (Destruction) 500 m/s² max. Shock Resistance (Malfunction) 150 m/s² max. Physical Specifications Parameter Value Panel Cutout Circular - 16.00 mm diameter Body Dimensions (W × H) 18 × 18 mm Depth Behind Panel 30.6 mm (minimal depth in its class) Protection Class Class II Pollution Degree 3 (IEC60947-5-1) PTI (Tracking characteristic) 175