Capacitors and Batteries

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RXC4D

Rockville RXC4D 4 Farad Digital Car Capacitor Blue LED Voltage Display Power Cap

$199.00 $49.95
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RXC2D+RWK41

Rockville RXC2D 2 Farad Stiffening Capacitor + Rockville RWK41 4 AWG Amp Kit

$169.99 $59.95
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RXC2D

Rockville RXC2D 2 Farad Stiffening Power Capacitor with LED Digital Volt Meter

$99.99 $39.95
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RFC50F v2

Rockville RFC50F v2 50 Farad Car Audio Capacitor w/ Blue Voltage Display

$350.00 $99.95
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RXC4D+RWK41

Rockville RXC4D 4 Farad/12 Volt Digital Power Capacitor+RWK41 4 AWG Amp Wire Kit

$318.00 $69.95
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RXC50D V2

Rockville RXC50D v2 50 Farad 24V Car Audio Capacitor with Voltage+Amperage Meter

$199.99 $119.95
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RFC30F

Rockville RFC30F 30 Farad Capacitor Blue Voltage Display

$220.00 $94.95
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RFC50F+RWK01

Rockville RFC50F 50 Farad Capacitor Voltage Display+Amp Kit

$298.99 $134.95
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RXC20D

Rockville RXC20D 20 Farad Hybrid Ion Car Capacitor Voltage & Amperage Meter

$169.99 $99.95
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PC1.5F+RWK41

Power Acoustik PC1.5F 1.5 Farad Capacitor w/Digital Voltmeter+4 Gauge Amp Kit

$274.00 $64.95
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RXC50D+RWK01

Rockville 50 Farad Hybrid LED Car Capacitor w/Dual Meters+0 Gauge Amp Wire Kit

$298.99 $154.95
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RXC50D

Rockville RXC50D 50 Farad 24V Surge Hybrid Ion Capacitor Voltage+Amperage Meter

$199.99 $114.95
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RXC4D+RWK01

Rockville RXC4D 4 Farad/12 Volt Digital Power Capacitor+RWK01 0 AWG Amp Wire Kit

$398.00 $84.95
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RFC50F

Rockville RFC50F 50 Farad Capacitor Blue Voltage Display

$199.99 $109.95
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RXC2D U

Rockville RXC2D 2 Farad Stiffening Power Capacitor w/ LED Digital Volt Meter

$99.99 $33.60
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RFC30F+RWK4CU

Rockville RFC30F 30 Farad Capacitor Voltage Display+Amp Kit

$299.98 $144.95
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SCX4+RWK41

Soundstream 4 Farad Digital Capacitor+4 Gauge Amp Kit

$288.99 $97.89
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RFC30F+RWK01

Rockville RFC30F 30 Farad Capacitor Voltage Display+ Amp Kit

$248.99 $131.95
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RXC4D+UDA0+4K

Rockville RXC4D 4 Farad Capacitor+UDA0+4K Dual 0/4 AWG Amp Install Wire Kit

$598.00 $123.90
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RFC30F+RDA0+4K

Rockville RFC30F 30 Farad Capacitor w/ Voltage Display+Dual Amp Kit

$418.99 $164.90
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RFC50F+RWK0CU

Rockville RFC50F 50 Farad Voltage Display Capacitor+100% OFC Amp Kit

$449.98 $199.95
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RFC50F+RDA0+4K

Rockville RFC50F 50 Farad Capacitor w/ Voltage Display+Dual Amp Kit

$468.99 $169.90
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RXC20D+RWK01

Rockville RXC20D 20 Farad Dual Meter Hybrid Car Capacitor+0 AWG Amp Wire Kit

$398.00 $136.95
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RFC30F U

Rockville RFC30F 30 Farad Capacitor Blue Voltage Display and Built In Dist Block

$149.99 $60.00
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SCX4+RWK01

Soundstream Scx-4 4 Farad Car Audio Capacitor + Complete 0 Gauge Wire Kit W/ RCA

$368.99 $114.89
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RXC20D+RWK0CU

Rockville RXC20D 20 Farad Dual Meter Car Capacitor+0 AWG 100% Copper OFC Amp Kit

$548.99 $199.95
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RFC30F+RWK0CU

Rockville RFC30F 30 Farad Voltage Display Capacitor+100% OFC Amp Kit

$399.98 $194.95
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RFC30F OB

Rockville RFC30F 30 Farad Capacitor Blue Voltage Display + Built In Dist Block

$220.00 $60.51
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RFC30F RB

Rockville RFC30F 30 Farad Capacitor With Blue Backlit Voltage Display and Built In Distribution Block

$149.99 $59.78
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CAP8+RWK01

Boss CAP8 8 Farad Car Audio Capacitor With Digital Volt Meter + 0 AWG Amp Kit

$303.00 $89.95
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CAP8+RWK41

Boss CAP8 8 Farad Car Audio Capacitor With Digital Volt Meter + 4 AWG Amp Kit

$223.00 $74.95
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HC16V-BLU U

Kinetik HC16V-BLU 1600 Watt 16 Volts Car Battery/Power Cell Dual Post HC16V

$319.99 $184.00
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PCX30F+RWK01

POWER ACOUSTIK 30 FARAD CAR DIGITAL CAPACITOR+WIRE KIT

$748.00 $119.95
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RFC1+RWK41

Rockford Fosgate RFC1 RFC-1 Platinum Plated 1 Farad Car Audio Capacitor+Amp Kit

$199.99 $89.95
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RFC2D+RWK01

Rockford Fosgate RFC2D 2 Farad Digital Car Capacitor w/ Meter+0 AWG Amp Wire Kit

$418.99 $159.95
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RFC2D+RWK41

Rockford Fosgate RFC2D 2 Farad Digital Car Capacitor w/ Meter+4 AWG Amp Wire Kit

$338.99 $144.95
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RXC2D+WK01

Rockville RXC2D 2 Farad Stiffening Capacitor +Cadence WK01 0 AWG Amp Wire Kit

$348.99 $79.95
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D2700+RPAK CHARCOAL

XS Power D2700 4300 Amp AGM Power Cell Car Audio Battery + Backpack

$559.98 $479.99
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D3100 U

XS Power D3100 5000 Amp AGM Power Cell Car Audio Battery + Terminal Hardware

$549.99 $361.90
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D975 U

XS Power D975 2100 Amp AGM Power Cell Car Audio Battery + Terminal Hardware

$299.99 $164.45
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Welcome to Rockville. We are very proud to bring you what we consider to be the absolute best value. Our company is the culmination of years of development involving a team of dreamers, engineers, and designers. Proudly conceived and developed in the USA, Rockville manufactures high-end gear for professional audio, car stereo, marine audio, and home theater. We spared no expense in manufacturing the highest quality products.

New orders ship within 1 business day

Our tech support representatives are product experts and can help you choose the best item for your needs. We can also help you with installation or troubleshooting problems. Our tech reps are available Monday to Friday from 9 AM to 5 PM EST. Our customer support reps are available 24/7.

At Rockville you are buying manufacturer direct and we guarantee our prices are the lowest around. If you find a better deal then we want to know about it. You can Email sales@rockvilleaudio.com with the link and we will look into it and get back to you.

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* LIMITED TIME OFFER! *

Capacitors and Batteries