The Square D QO2090 is a 90-amp, 2-pole, 120/240V residential circuit breaker for Square D QO load centers. It provides thermal-magnetic protection for 240V branch circuits including dryers, ranges, water heaters, and air conditioning units. The QO2090 features Square D's Visi-Trip indicator and plug-in mounting for quick installation in any QO load center.
| Specification | Value |
|---|---|
| Amperage | 90A |
| Poles | 2 |
| Voltage | 240VAC |
| Interrupt Rating | 10kA @ 120/240V |
| Frame Size | QO Frame (100A Frame) |
| Mounting Type | Plug-In (QO Load Center) |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | 4–1/0 AWG (Cu) |
| Phase | 1-Phase |
| Standards | UL 489, CSA C22.2 No.5 |
| Temperature Rating | -35°C to 70°C |
Square D QO Residential 90A 2-pole circuit breaker. In stock at AllBreakerSales.com. Call (877) 611-0034 for same-day pricing. Genuine OEM parts, ships from US warehouse.
Brand: Square D | Series: QO Residential | Catalog Number: QO2090
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