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Infinity 120.9W Sub + 50.9cs and 52.9I Speakers + RE Audio XTX500.5 Amp

12" Kappa Series Subwoofer + 5-1/4" Kappa Component and Coaxial Speakers + RE Audio XTX Amp

We apologize

This item has been discontinued

Infinity and RE Audio: The Perfect Match

The best things in life are bass-filled, and that is exactly what you will be receiving with this bass and speaker combo. By purchasing an Infinity Kappa 120.9W 12" subwoofer, Infinity Kappa 50.0cs component and 52.9I coaxial speakers. Sonic Electronix will include an RE Audio XTX500.5 5-channel amplifier. So if you are looking to do a complete bass and sound upgrade on your vehicle, why not get the amplifier as well? This Sonic exclusive combo is the perfect way to get that quality Infinity sound and bass without breaking the bank.

Infinity Kappa and RE Audio Bass and Speaker Combo

This Sonic Electronix Exclusive Bass and Speaker Combo showcases a RE Audio XTX500.5 5-channel amplifier along with a 12" Kappa Series, Infinity subwoofer. Also in this combo are 5-1/4" Infinity Kappa component and coaxial speakers. The Infinity subwoofer is able to handle 350 watts of clean, continuous RMS power, and features a selectable impedance. The 2 ohm impedance should be selected and then wired directly to the subwoofer channel, to a final impedance of 2 Ohms. For more information regarding subwoofer wiring, please check out our Subwoofer Wiring Diagram.

This Infinity Kappa subwoofer and Infinity Kappa component and coaxial speakers require a significant amount of power to function in the best way possible. The included RE Audio XTX500.5 amplifier will compliment this required power by supplying a perfect match-up of certified RMS continuous power to each of the four full range channels and single subwoofer channel. This bass and speaker combo is a perfect solution for anyone looking to do a complete car audio upgrade that will leave you completely satisfied and with an amplifier you will have all you need to get your audio system up and running.

 

Infinity Kappa 120.9W

12" Kappa Series SSI Subwoofer
Quantity: 1

  • 12" SSI Kappa Series 2 Ohm or 4 Ohm Subwoofer
  • Power Handling:
    • Peak: 1400 watts
    • RMS: 350 watts
  • Impedance: Selectable 2 or 4 ohms
  • Coated glass-fiber woofer cone
  • Thick rubber surround
  • Selectable Smart Impedance (SSI) lets you set the subwoofers impedance with the flip of a switch
  • Cast aluminum basket with voice coil vents
  • Triple voice coil technology
  • 2" Voice coil diameter
  • Rubber boot surrounds the magnet structure
  • Frequency response: 23-400 Hz
  • Sensitivity: 91 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
Infinity Kappa 120.9W Includes:
  • 120.9w SSI Subwoofer
  • Foam Mounting Gasket
  • 3mm Hex Wrench
  • Owner's Manual
  • Technical Data Sheet

Infinity Kappa 50.9cs

5-1/4" 2-way Kappa Series Component Speakers System
Quantity: 1 Set

  • 5-1/4" Kappa Series 2-way Component Speakers System
  • Power Handling:
    • Peak: 450 watts per set / 225 watts each side
    • RMS: 170 watts per set / 85 watts each side
  • Woven glass fiber cone woofer
  • Rubber surround
  • Edge driven UHF dome tweeter
  • Unipivot patented rotating tweeter allows tweeter to be directed at the listener's location
  • Direct connect computer-optimized, voice-matched outboard passive crossover for superb detail and accuracy
  • Tweeter level adjustment on passive crossover to add or subtract 3 dB output
  • 2 ohms impedance
  • Top-mount depth: 2-3/16"
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Infinity Kappa 52.9I

5-1/4" 2-way Kappa Series Speakers
Quantity: 1 Set

  • 5-1/4" Kappa Series 2-way Speakers
  • Power Handling:
    • Peak: 330 watts per pair / 165 watts each
    • RMS: 110 watts per pair / 55 watts each
  • Woven glass fiber cone woofer
  • Rubber surround
  • Edge driven MMD dome tweeter
  • Unipivot patented rotating tweeter allows tweeter to be directed at the listener's location
  • Direct connect computer-optimized, voice-matched outboard passive crossover for superb detail and accuracy
  • Tweeter level adjustment on tweeter by simply rotating the tweeter to add or subtract 3 dB output
  • 2 ohms impedance
  • Top-mount depth: 2-3/16"
  • 1-year Manufacturer's warranty
  • Authorized Internet Dealer

RE Audio XTX500.5

5-Channel XTX Series Full Range Digital Car Amplifier
Quantity: 1

  • XTX Series 5-Channel Full Range Digital Car Amplifier
  • RMS Power Rating (14.4V)):
    • 4 ohms: 60 watts x 4 chan. + 200 watts x 1 chan.
    • 2 ohms: 90 watts x 4 + 300 watts x 1 chan. chan.
    • Bridged, 4 ohms: 180 watts x 2 chan. + 300 watts X 1 chan.
  • Dynamic power output: 1500 watts
  • Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators
  • Wired remote included
  • Fixed bass boost (12 dB at 45 Hz)
  • 5/3 channel operation
  • 2-Way System Protection circuitry (thermal and short circuit)
  • Heavy duty brushed aluminum alloy convection cooled heatsink for efficient heat dissipation
  • Nickel-plated RCA level inputs
  • Nickel-plated 8-18AWG screw terminals
  • Input sensitivity:
    • Low level: 200mV-6V
  • Variable high-pass filter (30-300 Hz, 24 dB/octave)
  • Variable low-pass filter (50-1000 Hz, 24 dB/octave)
  • Signal to noise ration: 90dB
  • Phase Shift Control: 0 - 180°
  • Frequency response: 10-30,000 Hz
  • Dimensions: 10-5/8"L x 7-1/2"W x 1-15/16"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty

Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Summary of Customer Ratings & Reviews

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Accessory Tools and Products

Accessories added

NVX Big 3 Package 1/0 Gauge Big 3 Upgrade Kit

Big 3 Upgrade Kit 1/0 gauge with EnvyFlex cable, wire cutters, 2 battery and 4 ring terminals.

Your Price $134.99

XS Power BIG3XS 1/0 Gauge Big 3 Upgrade Kit

The XS Power Big 3 Kit features 100% OFC XP Flex cable and includes everything you need to upgrade your factory power and ground wire.

Your Price $99.99

Kicker Big 3 Package 1/0 Gauge Big 3 Upgrade Kit

This Big 3 Kit features HyperFlex cable and comes with everything you need to upgrade your factory power and ground wire.

Your Price $149.99

XS Power BIG3XP 1/0 Gauge Big 3 Upgrade Kit

The Big 3 Kit comes with everything you need to upgrade your factory power and ground wire.

Your Price $49.99

Items we think you might want

52.9I thumbnail

Infinity Kappa 52.9I

• Peak Power: 165W
• RMS Power: 55W
• Woven glass fiber cone woofer
• Rubber surround
• Edge driven MMD dome tweeter
• Direct connect computer-optimized, voice-matched outboard passive crossover

Your Price $72.50

120.9W thumbnail

Infinity Kappa 120.9W

• 1400W Peak
• 350W RMS
• Coated Glass-Fiber Woofer Cone
• Thick Rubber Surround
• Selectable Smart Impedance (SSI)
• 2" Voice Coil Diameter
• Cast Aluminum Basket

Your Price $139.99

Product Summary

Manufacturer

Model Number

50.9cs_52.9i_120.9W_XTX500.5

Weight

41.52lbs

Internal SKU

509cs_529i_1209w_xtx5005

Internal Product ID

39515

Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Infinity 120.9W Sub + 50.9cs and 52.9I Speakers + RE Audio XTX500.5 Amp

  • Subwoofer Size Buying Guide
  • How to Install a Car Amplifier