Description
Description
The Rockford Fosgate Punch P1000X1bd is a 1-channel, 1,000-watt monoblock amplifier with Class BD topology, optimized for dedicated low-frequency output (subwoofers and mid-bass) and capable of 1-ohm operation for flexible wiring options, including a pair of 4-ohm DVC subs or a quad of 2-ohm DVC subs.
- Number of Channels: 1
- Rated Power (RMS) at 4 Ω: 300 Watts x 1
- Rated Power (RMS) at 2 Ω: 500 Watts x 1
- Rated Power (RMS) at 1 Ω: 1000 Watts x 1
- Dynamic Power: 491 Watts x 1 @ 4Ω; 874 Watts x 1 @ 2Ω; 1,430 Watts x 1 @ 1Ω
- Efficiency: 86% @ 4-Ohm
- Frequency Response: 20Hz to 250Hz +/- 1.0dB
- Input Sensitivity: 150 mV - 12 V
- Signal Input: Hi/Low level: 1 RCA pair
- Signal Output: Hi/Low level: 1 RCA pair
- RCA Pass-Thru Outputs: RCA pass-thru outputs
- Crossover: Low-Pass (LP): 50-250Hz @ 12dB/octave Butterworth
- Infrasonic Filter: 28Hz @ 12dB/Octave Butterworth
- Punch EQ: Bass: 0dB to +18dB @ 45Hz
- C.L.E.A.N. Setup: Yes
- Remote Ready: Optional Punch Level Control (PLC2) ready (w/ input clip indicator)
- Protection & Construction: Over current protection; Short circuit protection; Muted turn on; Cast aluminum heatsink; Stealth top mounted control panel
- Indicators: Power/Protect/Thermal LED; Input Clip LED; Output Clip LED
- Remote Controls: PLC2 ready (optional)
- CTA-2006 Compliant: Yes
- Operating Voltage: 9 - 16 VDC
- Recommended Fuse: 140 A
- Average Current Draw: 65 A (Music)
- Max Current Draw: 130 A (Sinewave)
- Power Input Connector: 4 AWG
- Speaker Output Connector: Captive C-Clamp; 8 AWG to 18 AWG
- Speaker Wire Gauge: 8 AWG to 18 AWG
- Power Wire Gauge: 4 AWG
- Bridgeable: No
- Dimensions (H x W x D): 2.38 x 7.76 x 13.28 in
- Dimensions (metric): 6.05 x 19.71 x 33.73 cm
- Shipping Weight: 12.9 Lbs. (5.85 Kg.)
In real-world installs, the P1000X1bd delivers substantial bass power while maintaining efficient operation thanks to Class BD design and a robust heatsink. Its 1-ohm capability supports flexible sub configurations, and the 28Hz infrasonic filter plus 50-250Hz low-pass offers precise bass shaping to match enclosure and listening room. The Punch EQ and optional PLC2 provide practical tuning controls, and the high-level input with Auto Turn-On keeps integration with factory radios simple. Finished with a stealth top-mounted panel and solid protection features, this amplifier is built for reliable, high-performance bass in demanding car audio systems.




