This SAE Standard covers the basic cigar lighter receptacle, which may optionally incorporateoverload protective devices.Figure 1 and Table 1 show the cigar lighter receptacle and its pertinent dimensions.Lighter plugs shall be permanently marked either "6 volt" or "12 volt".Manufacturers of accessory plugs to energize devices such as trouble lamps and razors are cautioned toconform to the provisions given in this document.Live contact of any accessory plug shall be made with the center stud; the contacting member must not be lessthan 3.56 mm in diameter and have a minimum spherical radius of 2.54 mm at the contacting end.To prevent damage, the body of an accessory plug back of the contact end should be large enough to serve asa centering guide when it is inserted into the receptacle. The contact end of any accessory plug should havesufficient taper so as not to interfere with the receptacle bimetal fingers. Any ground contact fingers should beso designed as not to interfere with, distort, or catch on the grounding lances in the receptacle when the plug isrotated.Wiring capacity and overload protection, as provided by the automotive industry to the 12 V lighter receptacle,restricts accessory plug devices to a maximum current draw of 8.0 A.Accessory plugs shall be permanently marked "6 volt" or "12 volt" in letters 4.7 mm high minimum.
SAE J563-1978 history
2009SAE J563-2009 Standard for 12 Volt Cigarette Lighters, Power Outlets, and Accessory Plugs
1990SAE J563-1990 SIX- AND TWELVE-VOLT CIGAR LIGHTER RECEPTACLES
1978SAE J563B-1978 SIX- AND TWELVE-VOLT CIGAR LIGHTER RECEPTACLES
1978SAE J563-1978 Six- and Twelve-Volt Cigar Lighter Receptacles
1960SAE J563-1960 6- AND 12-VOLT CIGAR LIGHTER SWITCH BASES
1953SAE J563-1953 6- AND 12 VOLT CIGAR LIGHTER SWITCH BASES