The Siemens B290 is a 90-amp, 2-pole, 240V BL series bolt-on circuit breaker designed for use in panelboards, switchboards, and load centers. The BL series features thermal-magnetic trip technology with a 10kAIC interrupting rating at 240V. The B290 is HACR-rated for HVAC and refrigeration loads and is compatible with Siemens NEMA-type panelboards. It is a direct replacement for legacy ITE BL units and is widely used in residential and light commercial electrical distribution.
| Specification | Value |
|---|---|
| Amperage | 90A |
| Poles | 2 |
| Voltage | 120/240VAC |
| Interrupt Rating | 10kA @ 120/240V |
| Frame Size | BL Frame (125A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | #4–#3/0 AWG (Cu/Al) |
| Phase | 1-Phase (2-Pole) |
| Standards | UL 489, CSA C22.2 No.5 |
| Temperature Rating | -25°C to 70°C |
Replaces: ITE B290
Siemens BL Bolt-On 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: Siemens | Series: BL Bolt-On | Catalog Number: B290
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