Rockford Fosgate T40001bd4000 Watt Class-bd Mono Amplifier
Get ready to wake the neighbors with Rockford Fosgate's flagship Power amplifier - the T40001bd. This magnificent amplifier is rated at a whopping 4000 watts RMS and will capably drive multiple subwoofers.
Highlights
- 0°/180° Phase Switch
- 2-Year Warranty
- PowerSync - allows 2 amplifiers to be "strapped" together
- MasterSync - allows 1 amplifier to control an array of amplifiers
Key specs
Full specs- Number of Channels
- 1
- Total Power (Sum of Rated Power)
- 4000 Watts RMS
- Rated Power (RMS Continuous Power)
- 1500 Watts x 1 @ 4-Ohm 3000 Watts x 1 @ 2-Ohm 4000 Watts x 1 @ 1-Ohm
- Bridgeable
- Yes (bd-sync2 cable required) MasterSync PowerSync
- Frequency Response
- 20Hz to 300Hz +/- 0.5 dB
- Circuit Topology Class
- Class BD
- Signal Input
- Low level: 1 RCA pair
- Signal Output
- Low level: 1 RCA pair
Key specs
Full specs- Number of Channels
- 1
- Total Power (Sum of Rated Power)
- 4000 Watts RMS
- Rated Power (RMS Continuous Power)
- 1500 Watts x 1 @ 4-Ohm 3000 Watts x 1 @ 2-Ohm 4000 Watts x 1 @ 1-Ohm
- Bridgeable
- Yes (bd-sync2 cable required) MasterSync PowerSync
Highlights
Overview- 0°/180° Phase Switch
- 2-Year Warranty
- PowerSync - allows 2 amplifiers to be "strapped" together
Overview
Get ready to wake the neighbors with Rockford Fosgate's flagship Power amplifier - the T40001bd. This magnificent amplifier is rated at a whopping 4000 watts RMS and will capably drive multiple subwoofers. Just make sure your subwoofers can take it! A high-output alternator and large capacitor are recommended.
Highlights
Key features
- 0°/180° Phase Switch
- 2-Year Warranty
- PowerSync - allows 2 amplifiers to be "strapped" together
- MasterSync - allows 1 amplifier to control an array of amplifiers
- 12dB or 24dB/octave selectable crossover
- 1/0 Gauge power/ground connectors with ANL fusing
- Audiophile grade speaker connections
- Infrasonic filter
- Best in class 4 oz. copper traces
- Stealth Connections
- MEHSA
- Thermal Design Stage-2
More info
Get ready to wake the neighbors with Rockford Fosgate's flagship Power amplifier - the T40001bd. This magnificent amplifier is rated at a whopping 4000 watts RMS and will capably drive multiple subwoofers. Just make sure your subwoofers can take it! A high-output alternator and large capacitor are recommended.
Technologies

MEHSA
MEHSA (Maximum Efficiency Heat Sink Application) is a proprietary process that yields up to .ve times better heat
Thermal Design Stage-2
Aerospace grade double sided FR4 - 4 oz. PC board material is utilized to provide 50% more circuit area and a 100%
Para-Punch EQ
In the early 70's, Jim Fosgate studied the acoustical properties of automobiles. Utilizing a real-time analyzer
TO-247 MOSFETs
The MOSFET transistor is the best type of device to use when building a high quality mobile amplifier. The Power
Engineered In The USA
[av• uh•tahr -noun] 1. an embodiment or personification, as of a principle, attitude, or view of life 2. a

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
DSM
DSM - An industry-leading manufacturing process, DSM utilizes high-speed robotics, high-quality 1% tight-tolerance
Thermal Design
What are the most important design goals in building a world class amplier? Keeping the internal components cool

CTA-2006 Compliant
Power ratings on Rockford Fosgate amplifiers conform to CTA-2006 industry standards. These guidelines mean your
Specs
Specifications
19
| Number of Channels | 1 |
| Total Power (Sum of Rated Power) | 4000 Watts RMS |
| Rated Power (RMS Continuous Power) | 1500 Watts x 1 @ 4-Ohm 3000 Watts x 1 @ 2-Ohm 4000 Watts x 1 @ 1-Ohm |
| Bridgeable | Yes (bd-sync2 cable required) MasterSync PowerSync |
| Frequency Response | 20Hz to 300Hz +/- 0.5 dB |
| Circuit Topology Class | Class BD |
| Signal Input | Low level: 1 RCA pair |
| Signal Output | Low level: 1 RCA pair |
| Tone Controls | Bass: 0dB to +18dB @ 35-70Hz Phase: 0/180 degrees |
| Crossover Controls | Low-Pass (LP): 32-250Hz 24db/octave Butterworth Infrasonic filter: 27Hz 12db/octave |
| Remote Controls | ParaPunch Bass EQ (included with cable) |
| Visual Indicators | Power On Thermal Status Speaker Protection |
| Power Wire Gauge | 1/0 AWG |
| Power Input Connector | Block |
| Speaker Wire Gauge | 8 AWG to 18 AWG |
| Speaker Output Connector | Screw terminal barrier strip |
| Cooling | Fan cooled |
| Dimensions (H x W x D) | 2.6 x 12.8 x 33 (in) 6.6 x 32.5 x 83.8 (cm) |
| Shipping Weight | 39.8 Lbs. (18.05 Kg.) |
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Installation resources
Wiring diagrams
10
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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