2TL1-3, MS24524-23. Honeywell military grade environment-proof sealed toggle switch. 2TL1-3 is a 2 pole, 2 position rugged toggle switch with screw terminals and a standard toggle lever. 2TL1-3 has double pole double throw (DPDT) circuitry and is mil qualified to MS24524-23. Now we are offering this rugged mil spec toggle switch at commercial toggle switch prices! Due to its environmental sealing to IP68, this toggle switch is suitable for mil/aero, heavy equipment, medical and truck. Bus, RV and marine applications. Features ON-NONE-ON circuitry.