Indoor Primary Distribution

We offer a complete range of Indoor Primary Distribution switchgear solutions which can be appreciated throughout the distribution network for both primary and secondary applications.

Our product offerings include air insulated and gas insulated panels with a choice of gas or vacuum circuit breakers. Our current voltage range is 3.3 - 15kV with ratings meeting IEC and  ANSI requirements.


  • GB2289374B
  • EP 0 909 453 B1

get in touch

Contact HSS

+44 (0)1495 223001

+44 (0)1509 611511

+ 61 7 3888 2333

what we've done

case studies

SSEN - Horizon Framework

Electricity Northwest Ltd - MediPark