ICM Controls ICM493 Voltage Monitor

ICM Controls ICM493 is an advanced single-phase line voltage monitor with a bank of surge arresters for added protection against lightning strikes. It includes a built-in 40A contactor for reliable circuit control, simplifying installation for residential and commercial setups. Ideal for mini splits or other valuable single-phase equipment, this monitor helps safeguard expensive HVAC systems and electronics by actively sensing voltage quality and interrupting power when anomalies are detected. With robust surge protection and continuous monitoring, you gain peace of mind during storms and voltage sags. Designed for easy integration into existing electrical panels, the ICM493 combines performance with a compact form.

• Built-in 40A contactor for seamless control
• Bank of surge arresters for lightning protection
• Real-time voltage monitoring and fast fault interruption
• Designed for single-phase systems and mini splits
• Easy installation in residential and light commercial applications