Toroidal autotransformer regulators serve the purpose of airflow control, fitted in single-phase ventilation  and heating systems.

Exhaustively tested under the most adverse conditions, and incorporating the most advanced materials and construction methods, they offer the ultimate solution to cost effective and reliable fan speed control.

Construction / Insulation class:                     II / B (130⁰C)

Ambient temperature:                                  40⁰C

Protection degree:                                         IP-52

In compilance with                                        EN 61558-2-13

Thermal protection:                                      90⁰C

No. of speeds:                                                5