
C5 - 300.2 | C5 - 600.2 | C5 - 400.4 | C5 - 800.4
C5 - 500M | C5 - 1000D | C5 - 1700D

Address and Phone numbers:
www.crossfi recaraudio.com
WIRING CONFIGURATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
TABLE OF CONTEN T S
PE RSONAL RECORDS / C ONTACT I NFORM ATION

IMPORTAN T
fuse requirements suggested in this manual. Warranty may void if proper installation technique is not used (refer to the warranty
Appropriate mounting is very important for prolonged life expectancy of any amplifi er. Select a location with ample space that
fi er in an enclosed or restricted area.
Avoid slipping and scratching your new Crossfi re amplifi er by pre-drilling the mounting holes with either an 1/8” or 3mm diameter
vacuum lines, and brake or fuel lines before you start, as to prevent any potentially expensive mistakes.
PL E A SE RE A D ALL INS TRUCTI ONS BEFORE INSTALL ING!
MOUNTING
INPUT OUTPUT LEVEL
R
L
SPEAKERS
- +
BRIDGED
B
R
PW
BAS
.
FREQ
BOOS
6V 0.15V 50Hz 250Hz 0dB 12d
6V 0.15V 50Hz 250Hz 0dB 12d
BOOST
FREQ
.
S
BAS
S
T
R
PW
B
BRIDGED
- +
SPEAKERS
L
R
INPUT OUTPUT LEVEL

CLASS A/B FEATURES
Fully 2 Ohm Stable Stereo Operation
Military Spec. Audiophile Grade Components
High Effi ciency MOSFET Power Supplies
Multi-Stranded Power Torroid
Effi cient Bipolar Output Transistors
Wire Free PC Board Layouts
Nickel Plated Input and Output Connectors
Variable Highpass and Lowpass Electronic Crossovers
Simultaneous Mono/Stereo Operation Capability
5 Way Protection Circuitry
Soft Start, On/Off Circuitry
C5-300.2
C5-500M
C5-600.2 C5-400.4 C5-800.4
RMS @ 4 Ohm (12.5v) 75W X 2 150W X 2 50W X 4 100W X 4
RMS @ 2 Ohm (12.5v)
150W X 2 300W X 2 100W X 4 200W X 4
Bridged @ 4 Ohm (12.5v)
300W X 1 600W X 1 N/A 200W X 2 400W X 2
Dimensions: H = 2.4”
W = 8.7”, L =
11.7” 15.6” 13.3” 16.4”
Line Output YES YES YES YES
LP/HP Crossover
50-250Hz 50-250Hz 50-250Hz 50-250Hz
500W X 1
250W X 1
50-250Hz
3 X 25 AMP
Fuse Rating
(Internally Fused)
2 X 20 AMP 3 X 30 AMP 2 X 30 AMP 3 X 40 AMP
15.6”
Dimensions: H = 60.5mm
W = 202mm, L =
297mm 396mm 337mm 417mm396mm
YES
SPECIF ICATIONS

CLASS D FEATURES
1 Ohm Stable Mono Operation
Military Spec Audiophile Grade Components
High Effi ciency PWM Power Supply
Multi-Stranded Power Torroid
Oversized Torroidial Core
MOSFET Input and Output Transistors
Oversized Capacitor Banks
Discrete Mount Power and Speaker Terminals
Variable Lowpass Electronic Crossover
5 Way Protection Circuitry
Soft Remote On/Off Circuitry
C5-1000D C5-1700D
RMS @ 4 Ohm (12.5v) 250W X 1 425W X 1
RMS @ 2 Ohm (12.5v)
500W X 1 850W X 1
RMS @ 1 Ohm (12.5v)
1000W X 1 1700W X 1
Dimensions: H = 2.4”
W = 8.7”, L =
14” 18.3”
Line Output YES YES
YES YES
LP/HP Crossover
50-150Hz 50-150Hz
Fuse Rating
(Externally Fused)
125 AMP 200 AMP
Strappable
Dimensions: H = 60.5mm
W = 202mm, L =
356mm 466mm
SPECIF ICATIONS

PO WER - GR OUND - REMO T E
All Crossfi re amplifi ers work within 11 volts to 16 volts DC. Therefore, as a precaution, the vehicle’s electrical system should be
for explanation). Follow the rules below for running the power cable through the vehicle:
4. Avoid the gas, brake and clutch pedals and their mechanisms.
4. Terminate the ground wire to the ring terminal and attach it to the bare metal using the nut and bolt. It is very important for this
volt source to make the amplifi er operational. Typically, remote turn-on leads are provided at the head unit that will turn on and
vehicles will be using an after market head unit when installing an after market amplifi er. These after market head units generally

SPE A K E R OUTPUT
fi culties, please contact your local Crossfi re dealer or Crossfi re’s Technical Assistance at
tech@crossfi recaraudio.com
Always choose speaker wire wisely. Make sure that the wire is appropriate for the speaker you are applying it to. It is highly recom-
factory boots whenever possible. And always make sure the wire is out of the way of the window track. To connect the wire to the
At this point, the power, ground, remote, and speaker wires should be run to the general location of where the amplifi er is to be
with the mounting of the amplifi er and the wires. Pull the wires through the slit to the terminals leaving approximately 6” (150mm)
CONNECT ING THE WIRES

2 CHANNEL W IRING CONFIGURATIO NS
INPUT OUTPUT LEVEL
6V 0.15V 50Hz 250Hz0dB 12dB
BASS
BOOST
L
R
BRIDGED
SPEAKERS
FREQ.
PWR
- +
INPUT OUTPUT LEVEL
6V 0.15V 50Hz 250Hz 0dB 12dB
BASS
BOOST
L
R
BRIDGED
SPEAKERS
FREQ.
PWR
- +
LEVEL LEVELINPUT
POWER
INPUTOUTPUT
FREQ.
HPF
LPF FULL
HPF
LPFFULL
L RL R
50H
z
6v
0.15V
6v
0.15V
250H
z
FREQ.
50Hz
250Hz
FRONT REAR
INPUT OUTPUT LEVEL
6V 0.15V 50Hz 250Hz0dB 12dB
BASS
BOOST
L
R
BRIDGED
SPEAKERS
FREQ.
PWR
- +
LEVEL LEVELINPUT
POWER
INPUTOUTPUT
FREQ.
HPF
LPF FULL
HPF
LPFFULL
L RL R
50H
z
6v
0.15V
6v
0.15V
250H
z
FREQ.
50Hz
250Hz
FRONT REAR

CL ASS D W IRING CONFIGURATIO NS
WIRING USING (1) TERMINAL
dial on the amplifi er. A boost from 0-12dB
wise 0 boost will be added. This boost function is available
verifi cation. Crossfi re highly recommends using this fea-
ture only on amplifi ers powering subwoofers.
PR E A MP F E ATURES

SINGLE INPUTS
When connecting the signal cables, check the balance to the source unit and the amplifi er. The cables should be marked: red is
wrong position, the amplifi er(s) may not work. There are two settings for this control: Master and Slave. Use the following to de-
STR A P PING TWO AMPLI FIERS TOGE T HER

this setting will maintain the same phase as the signal applied to it.
this setting limits the controls of the secondary amplifi er in a strapped pair.
From Source
BRIDGE SE TTINGS A ND W I RING
REMOTE
MAS/SV
MAS/SV
L
PRT
L
PR
T
REMOTE
SYNC
SYNC
INPUT OUTPUT LEVEL
R
L
INPUT OUTPUT LEVEL
R
L
PHASE
BOOST
SUBSONIC LPF PWR
PHASE
BOOST
SUBSONIC LPF PWR
SPEAKER
SPEAKE
R
It is very important that
a negative of each amplifier
is connected as show
n

LOW LE VEL INP U T CONFIG URATIONS CL ASS A /B
the RCA to the Rear input and connect
BAS
S
INPUT OUTPUT LEVEL
R
L
FREQ.
6V 0.15V 50Hz 250Hz 0
BOOS
dB 12dB
T
PWR
D
BRIDGE
- +
SPEAKERS

LOW LE VEL INP U T CONFIG URATIONS CL ASS D
REMOT
E
R
SYNC
INPUT OUTPUT LEVEL
PHASE
BOOS
SUBSONIC LPF PW
T
MAS/SV
L
From Source
INPUT OUTPUT LEVEL
PHASE
SUBSONIC LPF PWR
BOOS
T
MAS/SVL
PRT
SPEAKER
SYNC
INPUT OUTPUT LEVEL
PHASE
BOOS
SUBSONIC LPF PWR
T
MAS/SVL
PRT
PRT
SPEAKER
SYNC
SPEAKER

IMPORTAN T!!
We at Crossfi re strongly suggest using one dedicated high quality battery per
We also recommend upgrading the vehicles alternator whenever possible.
falls your amplifi er has to draw more current to make the same amount of power. At a certain point the amp draws so much current
voltage between 12 volts and 14.4 volts. If you follow the tips below you will get the best of most reliable performance from your
4. For runs of 20ft or less use at least one 4 awg power wire and one 4 awg ground wire per
RE MEMBE R !!

CROSSFIRE L IMITE D WAR R A NT Y
when the unit is installed by an authorized Crossfi re dealer. Non-authorized dealer installed products carry a (90) days parts and
warranty, to the original purchaser, provided the defect occurs within (1) year of the date of purchase when installed by an autho-
warranty, to the original purchaser, provided the defect occurs within (90) days of the date of purchase when the unit is installed
v. This warranty does not cover cost for removal of product for repair or reinstallation of product after repair, nor does it cover the
vi. This warranty does not apply to repairs or replacements necessitated by any cause beyond the control of Crossfi re. Including,
vii. The foregoing is in lieu of other expressed warranties and Crossfi re does not assume or authorize any party to
Your unit will be serviced free of charge on an in-warranty basis only. If improper operation occurs, contact your authorized
www.crossfi recaraudio.com

www.crossfi recaraudio.com