High Quality Square D QO3901021 – 90A 3 Pole Miniature Circuit Breaker

Integrating a 120/208/240VAC shunt trip mechanism, this specialized 90A breaker enables remote tripping capabilities for safety and control systems. The unit requires four panel spaces and installs into compatible Square D QO load centers and NQ panelboards. Along with its remote operation features, it includes the standard Visi-Trip visual indicator and carries a HACR rating, making it highly suitable for demanding commercial HVAC and industrial motor applications.