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Rockford Fosgate Power T750X1bdPower 750 Watt Class-bd Mono Amplifier

4.952 reviewsSee all reviews

Extremely compact mono amplifier that delivers strong, clean bass and generous headroom—well suited for tight installs and subwoofers, but it runs hot and has a few installation constraints.

Buyer confidence

89%

Highlights

  • 2-Year Warranty
  • Top mounted controls
  • Patented Constant Power™ boosts power up to 25% across varying impedance loads
  • All other normal Rockford protection schemes

Key specs

Full specs
Number of Channels
1
Total Power (Sum of Rated Power)
750 Watts
Rated Power (RMS Continuous Power)
500 Watts x 1 @ 4-Ohm 750 Watts x 1 @ 2-Ohm 750 Watts x 1 @ 1-Ohm
Dynamic Power (PVC/PowerCube®)
538 Watts x 1 @ 4-Ohm 909 Watts x 1 @ 2-Ohm 990 Watts x 1 @ 1-Ohm
Bridgeable
No
Frequency Response
20Hz - 230Hz +/-1dB
Input Sensitivity
150 mV to 12 V
Circuit Topology Class
Class BD

Key specs

Full specs
Number of Channels
1
Total Power (Sum of Rated Power)
750 Watts
Rated Power (RMS Continuous Power)
500 Watts x 1 @ 4-Ohm 750 Watts x 1 @ 2-Ohm 750 Watts x 1 @ 1-Ohm
Dynamic Power (PVC/PowerCube®)
538 Watts x 1 @ 4-Ohm 909 Watts x 1 @ 2-Ohm 990 Watts x 1 @ 1-Ohm

Highlights

Overview
  • 2-Year Warranty
  • Top mounted controls
  • Patented Constant Power™ boosts power up to 25% across varying impedance loads

Review highlights

Based on customer reviews

Tiny powerhouse — compact mono amp with big, clean bass

Extremely compact mono amplifier that delivers strong, clean bass and generous headroom—well suited for tight installs and subwoofers, but it runs hot and has a few installation constraints.

52 reviews4.9/5 averageUpdated Mar 15, 2026

What buyers praise

  • Very compact footprint yet high output—plenty of power for subwoofers
  • Clean, controlled bass with good damping and headroom

What to watch for

  • Runs warm; internal fan can be audible under load
Overview

The Rockford Fosgate Power T750X1bd is an ultra-compact Class‑bd mono amplifier delivering up to 750 Watts. It combines efficient Class‑D topology with Class‑B fidelity and includes built-in signal and thermal management features for compact vehicles and tight installations.

Best for

  • Hybrid and electric vehicles
  • Small cars and compact trucks
  • Motorcycles and powersports
  • Side-by-side UTVs and other tight-space installations

Key points

  • Class‑bd design for high efficiency with maintained audio fidelity
  • 750 Watt mono output in an ultra-compact chassis
  • C.L.E.A.N. circuit with input/output clip detection to help preserve signal integrity
  • High-level (speaker) auto turn-on and differential inputs to reduce noise
  • Patented Punch EQ for bass tuning
  • Top-mounted controls for accessible adjustments

Fit and use

The amplifier’s compact footprint and configurable input harness make it suitable where space is limited. Top-mounted controls require an accessible mounting location. Differential inputs and integrated auto turn-on (with speaker-level signals) simplify integration into systems without a dedicated remote turn-on lead.

What to know

This model uses Rockford Fosgate’s Class‑bd platform to lower electrical demand on a vehicle’s charging system compared with less efficient designs, while aiming to preserve audio fidelity. C.L.E.A.N. circuitry provides clip detection at inputs and outputs. Dual fans and a 3-stage airflow approach manage cooling in co…

Highlights

Key features

  • 2-Year Warranty
  • Top mounted controls
  • Patented Constant Power™ boosts power up to 25% across varying impedance loads
  • All other normal Rockford protection schemes
  • CEA-2006 and CE compliant
  • 8 AWG Power/Ground connector. 10 AWG speaker connector
  • Real time thermal sensing with Rollback technology
  • Differential inputs with high level auto turn-on feature
  • Upgraded RCA connectors
  • Remote-Out feature when using high level inputs
  • 2013 PLC2 remote ready
  • Dual fan cooled
More info

Manufacturer details

The Power T750X1bd is an ultra-compact, Class bd 750 Watt mono amplifier. It features high-level auto turn-on, CLEAN circuit with input/output clip detection, top mounted controls and dual fan forced induction cooling. Additionally, it has our patented Punch EQ circuit built in and Differential inputs with auto turn-on capabilities. Perfect for hybrid, electric, small cars, trucks, motorcycles, and side-by-side UTVs.

Additional details

The Power T750X1bd 750 Watt mono, ultra-compact amplifier is built on Rockford Fosgate’s patented Class bd technology platform. This design creates a highly efficient design that reduces the electrical impact on the vehicles charging system by using the efficient Class D technology while maintaining fidelity combining it with Class b topology.

Flexible vehicle integration is achieved via a configurable input harness with Molex style connectivity that accepts both RCA and speaker level signals while our differential input circuitry eliminates signal noise from entering the amplifier resulting in a clean audio signal. When using speaker level input signals, the amplifier also has integrated auto turn-on capabilities and converts its remote input terminal to an output that can be used to turn-on additional amplifiers.

This can eliminate the need of sourcing a separate remote turn-on signal for the amplifier from the vehicle. Top mounted controls allow easy access to the built-in low pass crossover, patented Punch EQ boost circuit and our patented C.L.E.A.N. input/output clip detection circuits. The 3-stage thermal lock extrusion with dual fan forced induction keeps everything cool while our real-time thermal/protection schemes safeguard the amplifier in the event of overheating or short circuit conditions. The unit is also compatible with our Punch PLC2 remote level controller and is ideal for those installations where you need a compact amplifier that can produce high output power.

Technologies
3-Stage Airflow

3-Stage Airflow

3-stage airflow method effectively exhausts heat and ensures your amplifier runs cooler for optimum performance.

Engineered In The USA

Engineered In The USA

[av• uh•tahr -noun] 1. an embodiment or personification, as of a principle, attitude, or view of life 2. a

DSM

DSM

DSM - An industry-leading manufacturing process, DSM utilizes high-speed robotics, high-quality 1% tight-tolerance

CE Compliant

CE Compliant

This product fulfills all essential safety and environmental requirements as defined in the European Directives

CTA-2006 Compliant

CTA-2006 Compliant

Power ratings on Rockford Fosgate amplifiers conform to CTA-2006 industry standards. These guidelines mean your

Class-BD
Patent: 6,097,249 RE40,550

Class-BD

Rockford Fosgate bd topology is a revolutionary patented design (#6,097,249), integrating a technology that is

C.L.E.A.N. Technology
Patent: 8,712,066

C.L.E.A.N. Technology

Time and sophisticated test equipment have been replaced, with Rockford’s integrated level setting technology

Constant Power
Patent: 7,994,857

Constant Power

Music and speakers have a dynamic relationship. As the frequency of music varies, so does the impedance of the

Differential Inputs

Differential Inputs

Differential input circuitry measures the voltage of both the (+) and (-) input signal. The circuitry subtracts

Specs

Specifications

27
Number of Channels1
Total Power (Sum of Rated Power)750 Watts
Rated Power (RMS Continuous Power)500 Watts x 1 @ 4-Ohm 750 Watts x 1 @ 2-Ohm 750 Watts x 1 @ 1-Ohm
Dynamic Power (PVC/PowerCube®)538 Watts x 1 @ 4-Ohm 909 Watts x 1 @ 2-Ohm 990 Watts x 1 @ 1-Ohm
BridgeableNo
Frequency Response20Hz - 230Hz +/-1dB
Input Sensitivity150 mV to 12 V
Circuit Topology ClassClass BD
Efficiency (average)>85%
Total Harmonic Distortion (THD+Noise)4-Ohm: <1.0% 2-Ohm: <1.0% 1-Ohm: <1.0% above 35 Hz
Signal InputHigh/Low Level Input: 4-Pin harness
Signal Output
Tone ControlsBass: 0 to +18 dB @ 45 Hz
Crossover ControlsLow-Pass: 50Hz - 250Hz @ 12dB/Octave Butterworth Infrasonic: 28Hz @ 12dB/Octave Butterworth
Remote ControlsOptional PLC2 provides Punch Level Control
Visual IndicatorsPower: Blue LED Protect: Red LED Input Clip: Red LED3 Output Clip: Blue/Violet/Red LED1,2,3 LED Color Legend: 1BLUE: <0.5% THD 2VIOLET: 1% THD 3RED: 10%+ THD
Power Wire Gauge8 AWG
Power Input ConnectorDetachable Compression Terminal Replacement 1040-57997
Speaker Wire Gauge10 AWG
Speaker Output ConnectorDetachable Compression Terminal
CoolingDual Fan Cooled
HeatsinkExtruded Aluminum
Operating Voltage9 - 16 VDC
Recommended Fuse (not included)100 A
Max. Current Draw (13.8V Sinewave)86 A
Dimensions (H x W x D)1.6 x 4.3 x 8.3 (in.) 4.1 x 10.8 x 21.1 (cm)
Shipping Weight3.44 Lbs. (1.56 Kg.)
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Installation resources

Wiring diagrams

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Wiring Diagram #1

Wiring Diagram #1

Source: Rockford Fosgate

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Wiring Diagram #2

Source: Rockford Fosgate

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Wiring Diagram #3

Source: Rockford Fosgate

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Wiring Diagram #4

Source: Rockford Fosgate

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Wiring Diagram #5

Source: Rockford Fosgate

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Wiring Diagram #6

Source: Rockford Fosgate

Wiring Diagram #7

Wiring Diagram #7

Source: Rockford Fosgate

Wiring Diagram #8

Wiring Diagram #8

Source: Rockford Fosgate

Wiring Diagram #9

Wiring Diagram #9

Source: Rockford Fosgate

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