Key is removable ONLY in the OFF position. When Key is turned to ON Position and released it will return to OFF Position. Double bitted keys are keyed alike #2341 with 2 keys per lock. .250" Spade terminals. Barrel length: 1.0635". Overall length: 2.03". 4 amps/125VAC, 2 amps/250VAC. Current Rating: 4A 125VAC, 2A 250VAC. Contact Resistance: 10 Milli-Ohms Max. Insulation Resistance: 500 Meg-Ohms Min. Dielectric Strength: 1500VAC 1 Minute