Infinity Primus 6004a Class D 4-Channel Car Amplifier
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• Spare Fuse (x2 for 1-channel and 4-channel model)
• Quick start guide
• High-level input cable (x2 for 4-channel model)
• Mounting screws
The Infinity Primus 6004a is a high-performance car amplifier that provides exceptional sound quality and reliable performance for car audio enthusiasts. This 4-channel amplifier delivers up to 60 watts of RMS power at 4 ohms per channel, making it ideal for powering a range of car audio systems, from basic setups to more advanced configurations.
One of the critical features of the Infinity Primus 6004a is its high-quality construction. This amplifier uses top-grade components, including a MOSFET power supply and high-performance audio capacitors, to deliver clean, distortion-free audio with exceptional clarity and detail. The amplifier's 4-channel design provides maximum flexibility for powering various speakers or subwoofers, while its bridgeable design allows it to be operated in a 2-channel mode for even greater power output.
Full On-Board Protection
In addition to its exceptional audio performance, the Infinity Primus 6004a also features a sleek and modern design that is both stylish and functional. Its compact form makes it easy to install in various vehicles, while its user-friendly controls make it easy to adjust and fine-tune the amplifier's settings for optimal performance.
The Infinity Primus 6004a is an outstanding car amplifier with exceptional sound quality and reliable performance. Its high-quality construction, 4-channel design, and bridgeable configuration make it a versatile and flexible choice for powering a range of car audio systems, while its sleek design and user-friendly controls make it a great addition to any vehicle.
Maximum Power : 560 Watts
Low Frequency Response : 32-320 Hz
High Frequency Response : 32-320 Hz
Number of Channels : 4
Frequency Response : 20-2000 Hz
RMS Power Output : 60x4 Watts
Channel Separation : Yes
Amplifier Class : D
Fuse Rating : 30 A
XP750-SE OFFER : Yes
Power Output: The Infinity Primus 6004a 4-channel amplifier delivers 60 watts RMS x 4 at 4 ohms, and 70 watts RMS x 4 at 2 ohms. The power output at 4 ohms bridged is 140 watts RMS x 2. The amp's total peak power is 560 watts.
Protection Circuitry: The amplifier features protection circuitry for thermal overload, DC voltage on the audio output, over- or under-voltage (<9V or >16V), and short circuits. The LED on the end of the amp glows red if the amp goes into protection mode.
Gain: The Primus 6004a's rotary gain control let you match the amp's input sensitivity to the output of the source unit. The input sensitivity range of the amplifier 0.2V - 5V for a line-level input, and 0.5V - 12V for speaker-level input. Separate gain controls are provided for the front (Ch1 + Ch2) and rear (Ch3 + Ch4) channels. A small screwdriver (not included) is required to set the gain.
Crossover: The amp features a switchable crossover that can be set to Low Pass, High Pass, or Full Range. If set to Low Pass or High Pass, the cutoff frequency can be set between 32Hz and 320Hz. The crossover has a 12dB per octave slope. Separate crossover controls are provided for the front (Ch1 + Ch2) and rear (Ch3 + Ch4) channels. A small screwdriver is required to adjust the frequency.
Bass EQ: The amplifier's Bass EQ circuit lets you increase the bass output from 0dB to 12dB at 45Hz. Separate Bass EQ controls are provided for the front (Ch1 + Ch2) and rear (Ch3 + Ch4) channels.
Terminals: The Infinity Primus 6004a uses screw terminals for the +12V power, ground, turn-on (remote) lead, and speaker outputs. The screws can be tightened/loosened with a Phillips-head or flat-head screwdriver (not provided).
Power/Ground: The +12V Power and Ground terminals will accept up to 4-gauge wire. It is recommended that you use a minimum of 8 AWG power wire to the battery, with an in-line 30A fuse installed no more than 18" from the battery terminal. An 8 AWG ground wire (minimum) is also recommended, and attached to a metal area close to the amplifier.
Remote Turn-On: The Remote screw terminal will accept up to 8 AWG wire. Typically, an 18 AWG turn-on lead is included in an amplifier wiring kit.
Speaker Outputs: The amp features screw terminals for connecting four speakers. The amplifier's minimum speaker impedance is 2 ohms in stereo or 4 ohms bridged.
Speaker-Level Input: The amp includes two speaker-level input harness for connecting the amp to a factory radio or aftermarket head unit. You should splice left and right speaker wires from the head unit to the harness and plug the harness into the amp. Separate speaker input harnesses are provided for the front (Ch1 + Ch2) and rear (Ch3 + Ch4) channels.
Line-Level Inputs: The amplifier is equipped with two pairs of RCA inputs for connecting stereo RCA patch cables from the head unit to the amp.
Operating voltage 9 – 16V
RMS power @ 4 ohms 60W
RMS power @ 2 ohms 70W
RMS bridged power @ 4 ohms 140W
Total peak power: 280W
Frequency response: 20Hz – 20kHz @ -1dB
THD + N at rated power
(20Hz – 20kHz) <1%
Line-in signal-to-noise ratio
(reference to 1 watt) >75dB
Maximum high input signal level: 12V
High input maximum sensitivity: 0.5V
Maximum line input signal level: 5V
Line input maximum sensitivity: 0.2V
Quiescent current draw : <1.0A
Fuse size: 20A
Dimensions (H x W x L) 50.6 x 145 x 156.6mm
Authorized Internet Dealer
Warranty: 1 Year Onlinecarstereo.com warranty.
1 Year warranty from Onlinecarstereo.com implies that repairs must be returned to Onlinecarstereo.com, not the manufacturer. More information can be found in our help section under returns & warranties. What's not covered : Misuse, abuse, defacement, physical damage of any kind, and improper installation / operation. Video and multimedia equipment with damaged or cracked screens.Subwoofers and speakers are not warrantied if the defect is due to physical damage.
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