Daisy
Last Updated: Jul 18, 2026
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Rockford Fosgate | 9.94 | ✅ | ✅ | ✅ |
The Punch P500X1bd is a full chassis (2.38” x 7.76” x 11.03”) mono amplifier optimized for subwoofers only, capable of 500 Watts into a 1-Ohm load
Class-BD technology produces bass more efficiently over traditional amps (RMS Power Output: 150 Watts x 1 @ 4-Ohm OR 300 Watts x 1 @ 2-Ohm OR 500 Watts x 1 @ 1-Ohm)
RCA inputs can accept both Hi and Low level audio signals without the need of a signal converter
Featuring RCA pass-thru outputs, on-board Punch EQ with +18dB boost @ 45Hz, variable 12 dB/Oct Butterworth crossovers, and C.L.E.A.N. Set-up
Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
Operating Voltage: 9 - 16 VDC
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Includes: Amplifier. Birth sheet with tested power. Owner’s manual. Mounting Screws. Warranty.
Features: Rockville dB45 3200 Watt/800 Watt Dyno-Certified RMS 4 Channel Amplifier Car Stereo Amp, Loud!!.
Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc). - 2 Ohm: 200 Watts x 4 Channel <1% THD+N . - 4 Ohm:135 Watts x 4 Channel <1% THD+N. - 4 Ohm Bridged: 400Watts x 2 Channel<1% THD+N.
Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). - 2 Ohm: 800 Watts x 4 Channel. - 4 Ohm:540 Watts x 4 Channel. - 4 Ohm Bridged: 1600 Watts x 2 Channel. High-Speed MOSFET Power Supply. Under Voltage Protection at 10V. Over Voltage Protection at 16V. Tertiary Supplies Circuitry. Optical Coupler Class “AB” Technology. Studio-Grade Bipolar Output Stage Transistors.
Fully Adjustable 12dB / Octave Crossover with Differential Circuitry. Low Pass Filter: 50Hz - 3KHz. High Pass Filter: 15Hz - 1KHz. Full IC-Controlled Protection Circuitry. Fully Adjustable 12dB Bass Equalizer. Mute and Delay Soft Start System. 8 Volt Preamp Circuitry. Status Mode LED Indicator. Minimum THD at Rated Power: < 0.05%. S / N Ratio: >90dB. Frequency Response: 10Hz - 50KHz. Damping Factor: >150 @ 100Hz. 35 Amp*3 ATC Fuse. Dimensions: (W x H x L) 9" x 2.4" x 21.0"
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Audiosavings | 9.73 | ❌ | ❌ | ❌ |
Package Includes: (1) KICKER 48VCWR122 CompR 12" 1000w Car Subwoofer+Vented Sub Box Enclosure Comp12. (1) Rockville dB12 2000 Watt Peak/500 Watt Dyno-Certified RMS Mono 2 Ohm Amplifier Car Amp. (1) Rockville RWK41 4 Gauge Complete Car Amp Wiring Installation Wire Kit with RCA's
Specification: Woofers (in, cm): [1] 12, 30. Impedance (Ohms): 2. Recommended Amp Power (watts RMS): 500. Peak Power Handling (watts): 1000. Sensitivity (dB 1w/1m): 90.8. Enclosure Top Depth (in, cm): 14-1/2, 36.8. Enclosure Height (in, cm): 16, 40.6. Enclosure Width (in, cm): 23, 58.4
Features of RWK41: 1 – 17’ High Grade Twisted Pair of 100% Copper RCA Cable. 17’ – 4 Gauge Translucent Blue SuperFlex Power Cables. 17’ – 18 Gauge Blue Remote Cable. 17’ – 16 Gauge Clear Speaker Wire
Features of dB12: Rockville dB12 2000 Watt Peak/500 Watt Dyno-Certified RMS Mono 2 Ohm Amplifier Car Amp. Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc).
2 Ohm: 500 Watts x 1 Channel <1% THD+N. - 4 Ohm: 300 Watts x 1 Channel <1% THD+N. Peak: (Use these ratings when comparing with the top budget brands such as Boss, Power Acoustik, etc). - 2 Ohm: 2000 Watts x 1 Channel. - 4 Ohm: 1200 Watts x 1 Channel
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Rockford Fosgate | 32 |
| Rockville | 18 |
| Kicker | 1 |
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