Pioneer 4-Channel Compact Class FD Amplifier - 400W

SKU: GMD1004
MSRP: $150.00
MPN: GM-D1004
UPC: 884938265652
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400 Watts Max Power.
Compact Design for Versatile Installation Options.
Refined Class FD Design Offers Extreme Efficiency and High-Quality Sound.


Class FD Bridgeable 4-Channel Amplifier

Whether you call it "compact" or "micro" the GM-D1004 will wear the name proudly. With the size equivalent to slightly smaller than a standard red brick, you'll have no problem finding a place to mount it or conceal it behind our short chassis Digital Media Receivers stereos, glove box or even in the center console.

It may be small but don't let the size fool you. The GM-D1004 is capable of delivering up to 400 Watts of maximum output and is more than comfortable providing 45 Watts of power per channel, that's more than enough to improve the performance of your factory or aftermarket speakers.

Today more and more music lovers are taking their music off-road and finding ways to enjoy their music recreationally. With the GM-D1004 you can add great sound to your motorcycle, ATV, or boat where a conventional size amplifier may not fit.

For DIYers, the GM-D1004 amplifier is not only small and powerful but it's easy to install. Simply connect power and ground at the radio and get more installation flexibility using hi-level or low-level inputs with a signal sensing remote turn on so you can use it in combination with a factory or aftermarket headunit.



Number of Channels

Amplifer Class
Class FD

Maximum Power Output

Maximum Power Output at 2 Ω
100W x 4

Maximum Power Output at 4 Ω
100W x 4

Maximum Power Output - Bridged at 4 Ω
200W x 2

Nominal Power (RMS) Output at 2 Ω
45W x 4

Nominal Power (RMS) Output at 4 Ω
45W x 4

Nominal Power (RMS) Output - Bridged at 4 Ω
90W x 2

Frequency Response
10 Hz to 40 kHz

Total Harmonic Distortion (THD)
< 0.05% (1 kHz)

Signal-to-Noise (SN) Ratio
75 dB

Fuse Rating
15 Amps

General Information

Manufacturer Part Number GM-D1004
Manufacturer Website Address
Brand Name Pioneer
Product Name GM Digital GM-D1004 Car Amplifier
Product Type Car Amplifier
Product Line GM Digital
Product Model GM-D1004


Limited Warranty 1 Year

Physical Characteristics

Height 1.5"
Width 7.1"
Depth 2.5"

Technical Information

Impedance 1 Ohm to 8 Ohm
PMPO Output Power 400 W
Classification Class FD
Audio Channels 4
Bridgeable Yes
Rated Power @ 2 Ohm 4 x 100 W
Rated Power @ 4 Ohm 4 x 100 W
Frequency Response 10 Hz to 40 kHz
Bridged Power @ 4 Ohm 2 x 200 W

Power Description

Power Supply MOSFET

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