About us

Elsi Elektronik San. ve Tic. Ltd. Şti. supplies uninterruptible power supplies (UPS), voltage regulators and power-electronics solutions, with headquarters and technical support channels in Istanbul.

Why ELSI?

• Customer-focused assurance across our installed base.
• Long-standing engineering practice in UPS and power-conditioning.
• Deep roots in Türkiye’s early domestic power-supply manufacturing culture.

Uninterruptible power

A UPS bridges utility outages or disturbances for critical loads. Correct sizing—active power, power factor, topology and redundancy—matters for reliable operation. Reach us via contact for consultancy.

Power sizing: We support load surveys and sizing studies for compatible UPS selection.