| 443921 | EF2-4.5 | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443922 | EF2-4.5NU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443923 | EF2-4.5NUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443924 | EF2-4.5NUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443925 | EF2-4.5NUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443926 | EF2-4.5S | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443927 | EF2-4.5SNU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443928 | EF2-4.5SNUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443929 | EF2-4.5SNUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443930 | EF2-4.5SNUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443931 | EF2-4.5T | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443932 | EF2-4.5TNU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443933 | EF2-4.5TNUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443934 | EF2-4.5TNUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443935 | EF2-4.5TNUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443936 | EF2-5 | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443937 | EF2-5NU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443938 | EF2-5NUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443939 | EF2-5NUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
|
| 443940 | EF2-5NUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443941 | EF2-5S | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443942 | EF2-5SNU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443943 | EF2-5SNUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443944 | EF2-5SNUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443945 | EF2-5SNUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443946 | EF2-5T | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443947 | EF2-5TNU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443948 | EF2-5TNUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443949 | EF2-5TNUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443950 | EF2-5TNUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443951 | EF2-6 | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443952 | EF2-6NU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443953 | EF2-6NUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443954 | EF2-6NUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443955 | EF2-6NUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443956 | EF2-6S | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443957 | EF2-6SNU | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443958 | EF2-6SNUH | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443959 | EF2-6SNUN | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
| 443960 | EF2-6SNUX | Ultra-low power, compact and lightweight, High breakdown voltage, Surface mounting type | NEC |
