# GRS K-33-4 Replacement 15" Woofer for Klipsch Klipschorn, Belle Klipsch, Cornwall, and Lascala Speakers

**Manufacturer:** GRS  
**MPN:** `K-33-4`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | GRS |
| Manufacturer name | GRS |
| Manufacturer | GRS |
| DimensionUnit | inch |
| Extra Product Name | GRS K-33-4 Replacement 15" Woofer for Klipsch Klipschorn, Belle Klipsch, Cornwall, and Lascala Speakers |
| UPC | 848864070759 |
| Weight | 13.2 |
| WeightUnit | lbs |
| depth | 5.82 |
| diameter | 15.11 |
| height | 15.11 |
| height_Attrib | Overall Outside Diameter |
| length | 5.82 |
| length_Attrib | Depth |
| moq | 1 |
| MPN | K-33-4 |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | FieldMap |
| SKU | 292-830 |
| snippet | GRS K-33-4 Replacement 15" Woofer for Klipsch Speakers - Part Number: 292-830 by GRS. |
| width | 15.11 |
| width_Attrib | Overall Outside Diameter |
| Brand | GRS |
| Model | K-33-4 |
| Part Number | 292-830 |
| Unit of Measure | Each |
| Nominal Diameter | 15" |
| Bolt Circle Diameter | 14.65 |
| Power Handling (RMS) | 200 Watts |
| Power Handling (MAX) | 400 Watts |
| Impedance | 4? |
| Frequency Response | 33-5500Hz |
| Sensitivity | 97dB 2.83V/1m |
| Voice Coil Diameter | 2" |
| Magnet Weight | 59oz. |
| Resonant Frequency (Fs) | 32.2Hz |
| DC Resistance (Re) | 3.52? |
| Voice Coil Inductance (Le) | 1.129mH |
| Mechanical Q (Qms) | 12.61 |
| Electromagnetic Q (Qes) | 0.5458 |
| Total Q (Qts) | 0.52 |
| Compliance Equivalent Volume (Vas) | 9.68ft? |
| Mechanical Compliance of Suspension (Cms) | 0.267mm/N |
| BL Product (BL) | 10.93T?m |
| Diaphragm Mass Inc Airload (Mms) | 91.55g |
| Maximum Linear Excursion (Xmax) | 8.25mm |
| Surface Area of Cone (Sd) | 855.3cm? |
| Cone Material | Paper |
| Surround Material | Paper |
| Voice Coil Wire Material | Copper |
| Voice Coil Former | Aluminum |
| Basket / Frame Material | Steel |
| Magnet Material | Ferrite |
| Overall Outside Diameter | 15.11" |
| Baffle Cutout Diameter | 13.85" |
| Depth | 5.82" |
| # Mounting Holes | 8 |
| Sealed Volume | 4.875ft? |
| Sealed F3 | 50.2Hz |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| parts-express.com | 292-830 |  |  | None | 1 |

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Structured data: `/python/html6/product/500/141000000/141091000/part_--K334---GRS--a37ca6c66d.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp