Rockford Fosgate Punch Marine 300W Full-Range Class A/B Mono Amplifier — Big Jeff Online Inc
Skip to content
Free shipping with delivery in 2-4 days See details
Free shipping with delivery in 2-4 days See details




Rockford Fosgate Punch Marine 300W Full-Range Class A/B Mono Amplifier OPEN BOX

SKU RF-PM300X1-OPEN-8259
Save 28% Save 28%
Original price $312.49
Original price $312.49 - Original price $312.49
Original price $312.49
Current price $224.99
$224.99 - $224.99
Current price $224.99
Snap Logo Lease for as low as $/week Learn More

Free Gifts when added to Cart

The more you spend, the greater selection of free gifts you'll have at your fingertips when selecting items in your shopping cart!

Spend More, Save More

Big Jeff loves his customers!!!
  • Spend $250, Save 3%
  • Spend $500, Save 5%
  • Spend $1000, Save 10%
  • Spend $1500, Save 11%
  • Spend $2500, Save 12%
  • Spend $5000, Save 15%

*Does not apply to: Sundown, XS power & Kicker products*

*Does not stack with other promotional sales*

This is a Sample Product Title
Was $200.00 Now $100.00
  • Has been Installed, Minor Cosmetic Flaws
  • Open-box items are not subject to returns.
  • They are sold "As Is".
  • All requests for returns will not be accepted.

Rockford Fosgate Punch Marine 300W Full-Range Class A/B Mono Amplifier OPEN BOX

Has been Installed, Minor Cosmetic Flaws

Open-box items are not subject to returns.

They are sold "As Is".

All requests for returns will not be accepted.

The PM300X1 is a 300 Watt mono amplifier with high dynamic power using Class-a/b technology and a conformal coated pc board designed for motorsport and marine applications. The PM300X1 is perfect for use as a dedicated subwoofer or center channel amplifier. Regardless if you're driving multiple speakers or just one, the hefty 2-ohm capability will deliver the right amount of PUNCH that you want! Now, thanks to its small chassis design, it will also fit where traditional amplifiers cannot.

This listing includes:

(1) PM300X1

(1) 2.5mm Allen Wrench

(4) 1-1/2" Self-Tapping Screws

(1) Certificate of Performance Verification


High-level input capable with Auto Turn-On circuit

RCA pass-thru outputs

Features C.L.E.A.N. Set-up

Optional remote Punch Level Control (PLC2) ready (w/ input clip indicator)

12dB/octave Butterworth crossover

On-board Punch EQ with +18dB boost @ 45Hz

Muted turn on

Stealth top-mounted control panel

Cast aluminum heatsink

Short circuit protection

Over-current protection

Marine-grade two-part epoxy coating on circuit boards

Marine-grade stainless steel hardware

2-Year Warranty


Number of Channels: 1

Total Power: 300W

Recommended Fuse: 50A (Not Included)

Operating Voltage: 9-16 VDC

Tone Controls:

Punch EQ2 Bass: 0dB to +18dB @ 45Hz and / or

Punch EQ2 Treble: 0dB to +12.5dB @ 12kHz

Function depends upon LP/AP/HP Switch Position

Max. Current Draw (13.8V Sinewave): 45A

Efficiency (average): 74 Percent @ 4-Ohm

Total Harmonic Distortion (THD+Noise):

4-Ohm: Greater than 1.0 Percent

2-Ohm: Greater than 1.0 Percent

Dynamic Power (PVC/Powercube):

260W x 1 @ 4 Ohms

444W x 1 @ 2 Ohms

Input Sensitivity: 150mV - 12V

Rated Power (RMS):

200W x 1 @ 4 Ohm

300W x 1 @ 2 Ohm

Bridgeable: No

Crossover Controls:

High-Pass: 50Hz-250Hz @ 12dB/Octave Butterworth

Low-Pass: 50Hz-250Hz @ 12dB/Octave Butterworth

Signal Input: Hi/Low Level: 1 RCA Pair

Power Input Connector: Captive C-Clamp

Power Wire Gauge: 8 AWG to 4 AWG

Signal Output: Low Level: 1 RCA Pair

Speaker Output Connector: Captive C-Clamp

Speaker Wire Gauge: 8 AWG to 18 AWG

Heat Sink Type: Cast Aluminum

Cooling: Convection

Circuit Topology Class: Class A/B

Frequency Response: 20Hz to 20kHz +/- 1.0dB


2.38" x 7.76" x 9.86"

6.05 x 19.71 x 25.04 cm

Payment Information


We accept PayPal for all ebay orders. You can use your credit through PayPal as all major credit card are accepted by PayPal.

We accept PayPal for all international orders, your address must be verified with PayPal.

We are not responsible for any custom duties or brokerage fees that may apply for all international orders.

When you click on the Buy it Now button you are entering into a
contract whereby you agree to purchasing the item at the price listed.

If you want to ship your item to an alternate address please add
that address on your PayPal account and use the address as the default
or confirmed address to pay us through PayPal

With Free Same Business Day Shipping we work to get you your order Fast. 


All orders over $500 will require a signature for delivery.

All pre-selected shipping rates and methods are for customers with a
valid residential or commercial address within the Contiguous 48 United
States (PO Boxes address may require additional charges).

P.O. Boxes, APO/FPO addresses, Alaska, Hawaii, Puerto Rico, Guam,
U.S. Virgin Islands, Northern Mariana Islands, American Samoa, Canada,
and other countries may require additional shipping fees. Please contact
a member of our team for detailed shipping charges.

Shipping is available only to PayPal verified addresses. When making
payment please confirm your address has been verified with PayPal. Once
payment is made shipping address can not be changed/altered. Payments
made using an unverified PayPal address will be refunded and order will
be canceled.

We will not accept request to change shipping address once payment
has been made. Please confirm your shipping address is up-to-date and

Typical handling time for orders is 1-business day. We do our best
to ship every package with-in 1 business day of receiving a cleared
payment. In some circumstances additional time may be need, in which
case we will contact buyer.

Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

If package is refused or marked undeliverable and returned
back to us by the carrier, you will need to pay the shipping cost in
full to have the package sent back to you or we can refund the money
minus the cost of shipping


If you have not received your package, but the tracking information shows that it was delivered,
please do the following within 36 hours of expected, stated delivery:


Verify the shipping address on the order is the address where you are looking for the package

Look for a notice of attempted delivery

Look around the delivery location for the package, or see if a neighbor has accepted the delivery

Be sure to double check your mailbox and other usual spots for package delivery


If you think that your package has been stolen, we will require a police report since this is now theft.
Once we have a police report on file for the stolen package, we will reship your order.

Customer Reviews

Be the first to write a review