# Alpine Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter Black KTP-445U - Best Buy

**Manufacturer:** Alpine  
**MPN:** `KTP-445U`

The Alpine KTP-445U Universal Power Pack Amplifier is a compact, easy-to-install upgrade that amplifies the power output of both aftermarket and factory-installed head units. It provides a 150 percent power increase over the original power, with RMS power handling of 90 watts @ 4 ohms and 45 watts @ 2 ohms. The Class D amplifier features a frequency response of 20-20,000 Hz, and is equipped with RCA and Auto-Sensing-Speaker level connectors. Its compact size makes it suitable for installation behind the head unit in most vehicles.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Alpine |
| Manufacturer name | Alpine |
| Manufacturer | Alpine |
| DimensionUnit | IN |
| Extra Product Name | Alpine Power Pack 180W Class D Bridgeable Multichannel Amplifier with High-Pass Filter Black KTP-445U - Best Buy |
| UPC | 0793276011916, 793276011916 |
| WeightUnit | LB |
| height | 7.5 |
| moq | 1 |
| MPN | KTP-445U |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | FieldMap |
| SKU | 4769803 |
| width | 9.3 |
| EAN | 793276011916 |
| Part Number | KTP-445U |
| Model | KTP-445U |
| Product Group | Wireless |
| ASIN | B00871XF3S |
| AdultProduct | False |
| Amount | 189.95, 220.00, 320.00 |
| Asin | B00871XF3S |
| Autographed | False |
| Batteries_included | False |
| Batteries_required | True |
| Binding | Electronics |
| Brand | ALPINE, Alpine |
| Bullet_point | Class D Amplifier, Frequency response: 20-20,000 Hz, RMS Power Handling @ 4 Ohms: 90 Watts RMS Power Handling @ 2 Ohms: 45 Watts |
| Case | 1 |
| Cat | Electronics |
| CatId | 172282 |
| CatTree | 1077068, 172282, 226184, 3248684011, 493964, 898116 |
| ClassificationId | 3009181 |
| Color | black |
| Compliance_type | on_product_combined_cancer_reproductive |
| Currency | USD |
| CurrencyCode | USD |
| Customer_package_type | Standard Packaging |
| Department | car amplifier |
| DisplayName | Enclosed Subwoofer Systems |
| EANList | 793276011916 |
| Height | 11.0, 2000, 3.099999996838, 3.0999999968380002362204722, 4.330708657, 500, 56, 7.8740000000000006, 75 |
| Identifier | 00793276011916, 0793276011916, 793276011916 |
| IdentifierType | EAN, GTIN, UPC |
| Includes_rechargable_battery | False |
| IsBrandQuery | True |
| ItemClassification | BASE_PRODUCT |
| ItemName | Alpine KTP-445U Universal Power Pack |
| Item_name | Alpine KTP-445U Universal Power Pack |
| Item_package_quantity | 1 |
| Item_package_weight | 2.3500000000000005 |
| Item_type_keyword | vehicle-subwoofer-systems |
| Item_weight | 3.2 |
| Keyword | KTA450 |
| Label | Alpine |
| Length | 12.992125971, 23.114, 33.0, 9.099999990718 |
| Link | https://m.media-amazon.com/images/I/21921eqqiGL._SL75_.jpg, https://m.media-amazon.com/images/I/21921eqqiGL.jpg, https://m.media-amazon.com/images/I/31fCwBD3nvL._SL75_.jpg, https://m.media-amazon.com/ |
| List_price | 320.0 |
| Man | Alpine |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Best Buy | 4769803 |  |  | None | 1 |
| Walmart | 171535770 | 119.54 | 1 | None | 1 |
| Crutchfield | 500KTP445U | 289.95 | 1 | None | 1 |
| quadratec.com | 96087.4524 |  |  | None | 1 |
| AmazonTP | B00871XF3S | 144.95 | 1 | None | 1 |
| onlinecarstereo.com | 33528 |  |  | None | 1 |
| pacificstereo.com | KTP-445U | 289.95 | 1 | None | 1 |

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