1).歐式接線端子間距有:3.50mm.3.81mm5.00mm.5.08. 6.35mm.7.62mm. 9.525mm. 10.16mm. (2).柵欄式接線端子間距有:6.35mm. 7.62mm. 8.255mm. 8.50mm. 9.525mm. 10.00mm. 10.10mm. 11.16mm. 11.125mm. 13.00mm. 14.27mm. 14.50mm. 16.00mm. 18.00mm. 21.00mm. (3).插拔式接線端子間距有:3.50mm. 3.81mm. 5.00mm. 5.08mm. 7.62mm. 8.00mm. 8.255mm. 8.38mm. 9.525mm. (4).彈簧式接線端子間距有:2.54mm. 3.50mm. 3.81mm. 4.57mm. 5.00mm. 5.08mm.