# British Rail Class 421

> class of 4-car EMU, (4-BIG, 4-CIG) bought for Brighton Line electrification

**Wikidata**: [Q3303603](https://www.wikidata.org/wiki/Q3303603)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/British_Rail_Class_421)  
**Source**: https://4ort.xyz/entity/british-rail-class-421