Square D Q1390 Molded Case Circuit Breaker
- amperage: 90 A
- voltage: 120/240V AC
- poles: 1-Pole
- mounting: Plug-In
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Square D Q1390 90A 1-Pole 120/240V AC Plug-In Circuit Breaker. The Square D Catalog Number Q1390 is a single-pole, 90 Amp molded case circuit breaker designed for use in QO or compatible load centers and panelboards. Operating at 120/240V AC, this plug-in breaker provides essential overcurrent protection for residential and light commercial applications using a fixed thermal-magnetic trip unit.
