LT-1511-620-018 is a single-pole illuminated toggle switch featuring a .250 Tab QC (quick-connect) termination and an On-None-Off circuit configuration. The switch is rated for 10A at 250VAC, 15A at 125VAC, 3/4 HP at 125-250VAC, and 15A at 12-28VDC, with an 18-volt incandescent lamp providing illumination. It incorporates neoprene bushing seals for dust and moisture protection, and supports up to a three-color lighting sequence from a single lamp. The switch maintains an electrical life of 50,000 cycles under maintained operation and 25,000 cycles for momentary operation, with a dielectric strength of 1000V between live and dead metal parts and an operating temperature range of 0°C to 85°C. This switch is well-suited for marine and transportation applications where reliable switching and visual indication are essential.