Siemens BQD370 Miniature Circuit Breakers (MCBs)
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Genuine Q3030 surplus parts. Sourced from verified OEM and distributor channels, fully inspected for authentic quality and dependability.
Critical Surplus specializes in responsibly sourced OEM surplus parts, giving contractors and facilities access to hard-to-find parts without compromising safety or performance. Every item we stock is from verified supply-chain partners — never counterfeit, never untested — and each part is inspected, cataloged, and stored in a controlled environment to preserve its integrity. With transparent condition grading and fast fulfillment, you get dependable equipment very quickly and at a fraction of regular distributor pricing.
| Manufacturer | |
|---|---|
| Catalog Number | Q3030 |
| Number of Poles | 1 |
| Interrupting Rating | 10 kA |
| Current Rating | 30 A |
| Voltage Rating | 120 VAC |
| Type | Duplex, Low Vage, Thermal Magnetic, Miniature |
| Mounting | Plug-On |
| Size | 3 Inch Width x 3 Inch Depth x 1 Inch Height |
| Installation/Operator | SiemensAG_00053_INST.pdf |
| Used On | Load Center |
| Catalog | SiemensAG_23945_7_21_CAT.pdf |
| Country of Origin | Mexico |
| Approval | UL 489, CSA |
| Poles | 1 |
This Q3030 is offered as unused surplus sourced through authorized distributor and OEM channels. Units may arrive in non-retail packaging and may show minor storage-related cosmetic handling. 90-day limited replacement warranty included.
Most orders ship within 1 business day with immediate tracking updates. Expedited shipping and freight support available. Choose Next Day Air at checkout or contact us for more information.
Secure your Q3030 today — add to cart or contact us for bulk pricing.