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Two TNB contractors critically hurt in Johor Bahru substation incident

Two contractors working for Malaysia's national utility suffered critical electrical injuries during a substation fire in Johor Bahru on Wednesday. The incident triggered a widespread power outage affecting the southern city.

LSN Malaysia · 16 October 2026

JOHOR BAHRU — Two contractors employed by Tenaga Nasional Berhad (TNB) were left in critical condition after receiving severe electric shocks during a fire at an electrical substation in Johor Bahru on Wednesday.

The incident occurred as firefighters and utility workers responded to the substation blaze, which subsequently triggered a blackout across parts of the city. Emergency services transported both injured workers to a nearby medical facility for treatment of their injuries.

Details surrounding the exact circumstances of the electrical contact remain under investigation. TNB has not yet released an official statement regarding the incident or the extent of damage to the substation infrastructure.

The blackout affected multiple areas of Johor Bahru, with power restoration efforts ongoing. The incident highlights safety concerns around electrical infrastructure maintenance and underscores the hazards faced by utility workers during emergency responses.