Description
Powerful things do come in small packages!
Add higher output and more dynamic response with this easy-to-install Universal Power Pack upgrade. The KTP-445U Universal Power Pack amplifies both an aftermarket or factory installed head unit power output, resulting up to a 150 percent power increase over the original power from the head unit's built-in amplifier.
Overview
45 Watts x 4 @ 4Ī©/2Ī©
90 Watts x 2 @ 4Ī© Bridged
For aftermarket and factory installed systems
Compact size
Easy Installation and Flexibility
Compact
Compact size lets the KTP-445U fit where most amplifiers wonāt. The KTP-445U comes equipped with the RCA and Auto-Sensing-Speaker level connectors and it fits behind the head unit in the dash of most vehicles. It's small and compact at only 7-7/16ā x 1-1/2ā x 2-1/2ā. The size and flexible wires make the Power Pack an easy choice to save space.
Independent Filters for Rear & Front Inputs
High-Pass selectable switches for Front & Rear allow frequency filtering for a wide variety of speakers. Choose from full range to selectable range: 60Hz, 80Hz or 120Hz to fine-tune your crossover points.
Configurable Inputs
Need configurable options for Speaker-Level or RCA inputs to the Power Pack? On the bottom panel of the Power Pack there are selectable input options to accommodate Speaker-Level (0.5V-10V) or RCA (0.2V ā 4V) inputs. Selectable 2 Channel and 4 Channel options give you the control to determine source inputs, and can eliminate the need for Y-adapters.
Accessible Front & Rear Gains
The Power Pack provides simple variable gain controls on the end panel for flexibility and a wide variety of system applications.
Best Signal-to-Noise Contender In Its Class
In order to ensure that Alpine sound quality is heard at your ears, weāve created a platform that offers an unbelievably low noise floor, taking extra care to ensure a clean signal path, with no extraneous interference.
Add higher output and more dynamic response with this easy-to-install Universal Power Pack upgrade. The KTP-445U Universal Power Pack amplifies both an aftermarket or factory installed head unit power output, resulting up to a 150 percent power increase over the original power from the head unit's built-in amplifier.
Overview
45 Watts x 4 @ 4Ī©/2Ī©
90 Watts x 2 @ 4Ī© Bridged
For aftermarket and factory installed systems
Compact size
Easy Installation and Flexibility
Compact
Compact size lets the KTP-445U fit where most amplifiers wonāt. The KTP-445U comes equipped with the RCA and Auto-Sensing-Speaker level connectors and it fits behind the head unit in the dash of most vehicles. It's small and compact at only 7-7/16ā x 1-1/2ā x 2-1/2ā. The size and flexible wires make the Power Pack an easy choice to save space.
Independent Filters for Rear & Front Inputs
High-Pass selectable switches for Front & Rear allow frequency filtering for a wide variety of speakers. Choose from full range to selectable range: 60Hz, 80Hz or 120Hz to fine-tune your crossover points.
Configurable Inputs
Need configurable options for Speaker-Level or RCA inputs to the Power Pack? On the bottom panel of the Power Pack there are selectable input options to accommodate Speaker-Level (0.5V-10V) or RCA (0.2V ā 4V) inputs. Selectable 2 Channel and 4 Channel options give you the control to determine source inputs, and can eliminate the need for Y-adapters.
Accessible Front & Rear Gains
The Power Pack provides simple variable gain controls on the end panel for flexibility and a wide variety of system applications.
Best Signal-to-Noise Contender In Its Class
In order to ensure that Alpine sound quality is heard at your ears, weāve created a platform that offers an unbelievably low noise floor, taking extra care to ensure a clean signal path, with no extraneous interference.
Used Frequently Asked Questions
- What does used mean? Used products may be unused customer returns that are essentially "new" items, or they may be previously installed products that were returned under warranty or during our return policy period.
- What is the warranty? All of our used items come with a 90-day warranty.
- What's it look like? All of our used items are inspected and graded by our returns team at our facilities. They will test them and grade them to one of four standard gradings: Used Open Box, Used Very Good, Used Good, and Used Acceptable. Please see the following descriptions of each grade - also note that if an item falls under ANY of the criteria for a certain grade, even though the rest of the product is better, we will give it the lowest grade.
- Used Open Box An item in perfect working condition. Original protective wrapping may be missing, but the original packaging is intact and in good condition with minor damage possible. Instructions are included.
- Used Very Good A well-cared-for item with limited use, remains in good working condition. The item may show some limited signs of wear,small scratches,cosmetic blemishes. Item may arrive with damaged packaging or be repackaged and could be missing some accessories.
- Used Good The item shows wear from use, remains in good condition and functions properly. May have damaged packaging or be repackaged. It may be marked, have identifying markings on it, have minor cosmetic damage. It may be missing some parts or accessories.
- Used Acceptable The item is fairly worn but continues to function properly. While repackaged; signs of wear can include aesthetic issues; scratches, dents. The item may have markings on it or show signs of previous use. Item may be missing some parts or accessories.
- Have more questions? Call us, send us a chat, or an email. We'll be able to answer any additional questions you may have.