A DIN rail or top-hat rail is a standardized 35 mm wide metal rail with hat-shaped cross section. It is widely used for mounting circuit breakers and industrial control equipment inside equipment racks.

35 mm DIN rail with mounted circuit breaker

Electrical equipment is mounted onto 35 mm DIN rail

Cross section view of a G-type DIN rail, with electrical equipment mounted on
Features:
In addition to the popular 35 mm x 7.5 mm top-hat rail (EN 50022, BS 5584, DIN 46277-3), several less widely used types of mounting rails have been standardized:
- Miniature top-hat rail, 15 mm x 5.5 mm (EN 50045, BS 6273, DIN 46277-2);
- 7.5 mm wide top-hat rail (EN 50023, BS 5585);
- G-type rail (EN 50035, BS 5825, DIN 46277-1).
How to order:
Dimensions
G Type
OM Type