# Goldwood GW-204/4S 4" Shielded Poly Woofer 4 Ohm

**Manufacturer:** Goldwood  
**MPN:** `GW-204/4S`

The Goldwood GW-204/4S is a 4" shielded poly woofer designed for professional audio applications. It features a 1" aluminum voice coil, 10oz magnet, and poly laminated cone with rolled foam surround, all within a fully shielded stamped steel frame. This woofer is rated for 40 watts RMS and 70 watts Max, with a frequency response of 70-1300Hz and 86dB SPL. Its compact size measures 5" diagonally from corner to corner, making it suitable for various installations.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Goldwood |
| Manufacturer name | Goldwood |
| Manufacturer | Goldwood, Goldwood Sound, Inc. |
| DimensionUnit | inch |
| Extra Product Name | Goldwood GW-204/4S 4" Shielded Poly Woofer 4 Ohm |
| UPC | 643420100358 |
| Weight | 1.4, 1.40, 1.45064168396, 2 |
| WeightUnit | lbs |
| depth | 2.5625 |
| diameter | 5.0 |
| height | 5.0 |
| height_Attrib | Overall Outside Diameter |
| length | 2.5625 |
| length_Attrib | Depth |
| moq | 1 |
| MPN | GW-204/4S |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | FieldMap |
| SKU | 290-370 |
| snippet | Goldwood GW-204/4S 4" Shielded Poly Woofer 4 Ohm. Part Number: 290-370 by Goldwood. |
| tierMinQty1 | 1 |
| tierMinQty2 | 4 |
| tierMinQty3 | 10 |
| tierPrice1 | 16.49 |
| tierPrice2 | 15.67 |
| tierPrice3 | 14.84 |
| width | 5.0 |
| width_Attrib | Overall Outside Diameter |
| EAN | 643420100358 |
| Part Number | GW-204/4S |
| Product Group | CE |
| Brand | Goldwood, Goldwood Sound, Goldwood Sound, Inc. |
| Model | GW-204/4S |
| Unit of Measure | Each |
| Nominal Diameter | 4-1/2" |
| Power Handling (RMS) | 40 Watts |
| Power Handling (MAX) | 70 Watts |
| Impedance | 4?, 4.0 |
| Frequency Response | 70 to 13,000Hz |
| Sensitivity | 86dB 2.83V/1m |
| Voice Coil Diameter | 1" |
| Resonant Frequency (Fs) | 139.8Hz |
| DC Resistance (Re) | 3.7? |
| Voice Coil Inductance (Le) | 0.1mH |
| Mechanical Q (Qms) | 7.19 |
| Electromagnetic Q (Qes) | 2.2 |
| Total Q (Qts) | 1.69 |
| Compliance Equivalent Volume (Vas) | 0.04ft? |
| Mechanical Compliance of Suspension (Cms) | 0.24mm/N |
| BL Product (BL) | 2.84T?m |
| Diaphragm Mass Inc Airload (Mms) | 5.2g |
| Maximum Linear Excursion (Xmax) | 1.5mm |
| Surface Area of Cone (Sd) | 53.52cm? |
| Cone Material | Treated Paper |
| Surround Material | Foam |
| Magnet Material | Ferrite |
| Overall Outside Diameter | 5" outside edge to edge, 4.15" |
| Baffle Cutout Diameter | 4" |
| Depth | 2.5625" |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| parts-express.com | 290-370 | 16.49 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/12000000/12007000/part_--GW2044S---Goldwood--e53375ff76.json`  
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