4-Channel Amplifiers (177)

Alpine X-A70F 700 W RMS X-Series Class-D 4-Channel 2 ohm Stable AmplifierAlpine introduces the all-new X-Series of high-grade speakers and amplifiers. These products have been engineered and tuned to create a perfect match for extraordinarily dynamic, realistic sound reproduction, and a spatial sound impression.The all-new X-Series amplifiers set a new standard for sound quality performance and power output in a very compact design. Available in mono, four-channel, and five-channel configuration, these amps are a perfect match for the all-new X-Series speakers and subwoofers.General Features: Alpine X-Series X-A70F Class-D Full Range 2 ohm Stable 4-Channel Amplifier RMS Power Rating: 4 ohms: 120 watts x 4 Channel 2 ohms: 175 watts x 4 Channel 1 ohm: ------------N/A----------- Bridged, 4 Ohms: 350 Watts X 2 Channel Total power output: 700 watts CEA-2006 Compliant Amplifier Hi-Res Audio compatible Wired remote level control, Alpine RUX-KNOB.2, available Included plastic covers available to offer a brushed aluminum finish around the edges LED power (green) and protect (red) indicators Soft start turn-on 4/3/2 channel operation Speaker-level (high-level) inputs Preamp Outputs 3-way protection circuitry (thermal, overload, and speaker short protection) Dual speaker terminals simplify the hookup of multiple speakers Heavy-duty aluminum alloy heat-sink Input sensitivity High level: .4 - 10V Low level: .1 - 4V Frequency Response: 10 - 60,000 Total Harmonic Distortion (THD): .07% Signal to Noise Ratio: >106dB Variable low-pass filter: 50 - 400Hz, -24dB/octave Variable subsonic filter: 50 - 40Hz, -24dB/octave Variable Bass Boost: 0 to +12 dB bass boost at 50 Hz Fuse Rating: 35A x 3 4 gauge power and ground wiring are recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Dimensions: 11-3/4"W x 7-5/8"L x 2"H Authorized Dealer 1-year Manufacturer's Warranty What is in the X-A70M package: 4-Channel amplifier Two 35A ATO fuses (installed) Terminal Cover Left Terminal Cover Right Terminal Cover Front Battery connector plug 2 Speaker connector plugs Logo Plate (self-adhesive) 4 Self-tapping screws (Length 3/4") 2mm Allen wrench 4mm Allen wrench Owner's Manual Alpine Verification Certificate Limited Warranty To Customers sheet X-A70M owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

Alpine KTP-445A Power Pack Head Unit Amplifier and Backup Camera Bundle. 4-Channel Compact Amp Increases Alpine Head Unit Power up to 150 Percent - 90 Watts x 4 Channels, fits iLX-W650 and Others Bundle Package: Alpine KTP-445A Power Pack Amp Absolute Waterproof Angle Backup Camera Alpine KTP-445A Plug and Play Head Unit Power Pack for Use w/ 2005-Up Alpine Head Units with a Black Power Harness The KTP-445A Power Pack amplifies power output on select 2005 and newer Alpine head units, resulting in up to a 150 percent power increase over the original power from the head unit's built-in amplifier. The compact size lets the KTP-445A fit where most amplifiers won’t. The KTP-445A comes equipped with direct plug-in connectors for select 2005 and newer Alpine head units and it fits behind the dash of most vehicles. It's small and compact at only 7-7/16” x 1-1/2” x 2-1/2”. Its size and flexible wires make the Power Pack an easy choice to save space. To ensure that Alpine sound quality is heard, we’ve created a platform that offers an unbelievably low noise floor, taking extra care to ensure a clean signal path, with no extraneous interference. The result: The Power Pack boasts a 1-watt signal-to-noise ratio of 82dB or better. General Features: Alpine Power Pack 4-Channel Class D for Select In-Dash Receivers Plug-and-play design for compatible Alpine head units (2005 - Up, Black 16 Pin) RMS Power Rating: 4 ohms: 45 watts x 4 Channel Total RMS power output: 180 watts CEA-2006 compliant amplifier Increases the output of an Alpine head unit without having to install a full-size amplifier and amp install kit The fast and easy solution to higher power aftermarket sound High-efficiency digital circuit design Gain optimized for Alpine head units Plugs directly into the wiring harness of the Alpine receiver Fast and simple installation 4-channel operation for four speakers Is not compatible with factory amplifiers Frequency response: 20-20,000 Hz Signal to Noise Ratio: 84 dBA Fuse Rating: 15A x 1 Includes both Amp-to-receiver and Amp-to-vehicle Harnesses Dimensions: 7-13/16D x 2-9/16"W x 1-1/2"H Authorized Dealer 1-year Manufacturer's Warranty What is in the KTP-445A package: Head Unit Power Pack (15A fuse installed) 39" Amp-to-receiver harness (male 16-pin connector on each end) 31" Amp-to-vehicle harness (male 16-pin connector on one end and a female 16-pin connector on the other end) 2 Brackets 4 Screws 4 Wire-ties Installation Diagram Online Product Registration Limited Warranty Information KTP-445A Power Pack owner's manual Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine KTP-445A Power Pack Head Unit Amplifier and Backup Camera Bundle. 4-Channel Compact Amp Increases Alpine Head Unit Power up to 150 Percent - 90 Watts x 4 Channels, fits iLX-W650 and Others Bundle Package: Alpine KTP-445A Power Pack Amp Absolute Waterproof Angle Backup Camera Alpine KTP-445A Plug and Play Head Unit Power Pack for Use w/ 2005-Up Alpine Head Units with a Black Power Harness The KTP-445A Power Pack amplifies power output on select 2005 and newer Alpine head units, resulting in up to a 150 percent power increase over the original power from the head unit's built-in amplifier. The compact size lets the KTP-445A fit where most amplifiers won’t. The KTP-445A comes equipped with direct plug-in connectors for select 2005 and newer Alpine head units and it fits behind the dash of most vehicles. It's small and compact at only 7-7/16” x 1-1/2” x 2-1/2”. Its size and flexible wires make the Power Pack an easy choice to save space. To ensure that Alpine sound quality is heard, we’ve created a platform that offers an unbelievably low noise floor, taking extra care to ensure a clean signal path, with no extraneous interference. The result: The Power Pack boasts a 1-watt signal-to-noise ratio of 82dB or better. General Features: Alpine Power Pack 4-Channel Class D for Select In-Dash Receivers Plug-and-play design for compatible Alpine head units (2005 - Up, Black 16 Pin) RMS Power Rating: 4 ohms: 45 watts x 4 Channel Total RMS power output: 180 watts CEA-2006 compliant amplifier Increases the output of an Alpine head unit without having to install a full-size amplifier and amp install kit The fast and easy solution to higher power aftermarket sound High-efficiency digital circuit design Gain optimized for Alpine head units Plugs directly into the wiring harness of the Alpine receiver Fast and simple installation 4 channel operation for four speakers Is not compatible with factory amplifiers Frequency response: 20-20,000 Hz Signal to Noise Ratio: 84 dBA Fuse Rating: 15A x 1 Includes both Amp-to-receiver and Amp-to-vehicle Harnesses Dimensions: 7-13/16D x 2-9/16"W x 1-1/2"H Authorized Dealer 1-year Manufacturer's Warranty What is in the KTP-445A package: Head Unit Power Pack (15A fuse installed) 39" Amp-to-receiver harness (male 16-pin connector on each end) 31" Amp-to-vehicle harness (male 16-pin connector on one end and a female 16-pin connector on the other end) 2 Brackets 4 Screws 4 Wire-ties Installation Diagram Online Product Registration Limited Warranty Information KTP-445A Power Pack owner's manual Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine KTP-445A Plug and Play Head Unit Power Pack for Use w/ 2005-Up Alpine Head Units with a Black Power Harness The KTP-445A Power Pack amplifies power output on select 2005 and newer Alpine head units, resulting in up to a 150 percent power increase over the original power from the head unit's built-in amplifier. Compact size lets the KTP-445A fit where most amplifiers won’t. The KTP-445A comes equipped with direct plug-in connectors for select 2005 and newer Alpine head units and it fits behind the dash of most vehicles. It's small and compact at only 7-7/16” x 1-1/2” x 2-1/2”. Its size and flexible wires make the Power Pack an easy choice to save space. In order to ensure that Alpine sound quality is heard, we’ve created a platform that offers an unbelievably low noise floor, taking extra care to ensure a clean signal path, with no extraneous interference. The end result: The Power Pack boasts a 1 Watt Signal-to-Noise Ratio of 82dB or better. General Features: Alpine Power Pack 4-Channel Class D for Select In-Dash Receivers Plug-and-play design for compatible Alpine head units (2005 - Up, Black 16 Pin) RMS Power Rating: 4 ohms: 45 watts x 4 Channel Total RMS power output: 180 watts CEA-2006 compliant amplifier Increases the output of an Alpine head unit without having to install a full-size amplifier and amp install kit The fast and easy solution to higher power aftermarket sound High-efficiency digital circuit design Gain optimized for Alpine head units Plugs directly into the wiring harness of the Alpine receiver Fast and simple installation 4 channel operation for four speakers Is not compatible with factory amplifiers Frequency response: 20-20,000 Hz Signal to Noise Ratio: 84 dBA Fuse Rating: 15A x 1 Includes both Amp-to-receiver and Amp-to-vehicle Harnesses Dimensions: 7-13/16D x 2-9/16"W x 1-1/2"H Authorized Dealer 1-year Manufacturer's Warranty What is in the KTP-445A package: Head Unit Power Pack (15A fuse installed) 39" Amp-to-receiver harness (male 16-pin connector on each end) 31" Amp-to-vehicle harness (male 16-pin connector on one end and a female 16-pin connector on other ends) 2 Brackets 4 Screws 4 Wire-ties Installation Diagram Online Product Registration Limited Warranty Information KTP-445A Power Pack owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov