1 / 2

Rockford Fosgate RFK44 AWG Power Installation Kit

4.764 reviewsSee all reviews

Well-made, true 4 AWG wiring kit with flexible cable and a ready-to-install fuse/holder; good for most installs and can extend a Rockford Fosgate amp warranty when purchased together.

Buyer confidence

86%

Highlights

  • 1 Year Warranty
  • 4 AWG (21.1mm²) 1,862 strands
  • Cables use 100% pure crystal-oxygen free copper (PC-OFC)
  • Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements

Key specs

Full specs
Battery PWR/GND Gauge
4 AWG
Amplifier PWR/GND Gauge
4 AWG
Speaker Wire Gauge
N/A
Fuse Size
100 Amp
Fuse Type
MAXI
Dual Amp Installation Kit
No

Key specs

Full specs
Battery PWR/GND Gauge
4 AWG
Amplifier PWR/GND Gauge
4 AWG
Speaker Wire Gauge
N/A
Fuse Size
100 Amp

Highlights

Overview
  • 1 Year Warranty
  • 4 AWG (21.1mm²) 1,862 strands
  • Cables use 100% pure crystal-oxygen free copper (PC-OFC)

Review highlights

Based on customer reviews

High-quality, very flexible 4 AWG kit with built-in fuse

Well-made, true 4 AWG wiring kit with flexible cable and a ready-to-install fuse/holder; good for most installs and can extend a Rockford Fosgate amp warranty when purchased together.

64 reviews4.7/5 averageUpdated Mar 15, 2026

What buyers praise

  • True, heavy 4 AWG copper cable — very flexible with many strands
  • Includes inline fuse holder and a 100A fuse out of the box

What to watch for

  • Fuse holder design can be fiddly or feel inexpensive; some users found the fuse connection difficult to secure and prone to loosening
Overview

4 AWG power and ground installation kit for an amplifier. Kit includes 17 ft of 4 AWG power wire, 3 ft of 4 AWG ground wire, Maxi fuse holder and 100A fuse.

Best for

  • Installing or upgrading power and ground wiring for car amplifiers that specify 4 AWG wiring.

Key points

  • 17 ft of 4 AWG power wire
  • 3 ft of 4 AWG ground wire
  • Maxi fuse holder with 100 Amp fuse
  • Technologies/notes: CTA-2015; Includes Fused Dist.; BC-5W2; Includes Power Wire

Fit and use

Provides power and ground conductors and an in-line Maxi fuse holder suitable for many medium-power car amplifiers. Verify that the 17 ft power run and 3 ft ground length meet your vehicle layout and that a 100A fuse is appropriate for the amplifier's power requirements.

What to know

Kit contains fixed-length wires and a Maxi fuse holder with a 100 Amp fuse. Confirm the amplifier manufacturer's recommended wire gauge and fuse size before use. Observe vehicle and electrical safety guidelines when integrating power wiring.

Highlights

Key features

  • 1 Year Warranty
  • 4 AWG (21.1mm²) 1,862 strands
  • Cables use 100% pure crystal-oxygen free copper (PC-OFC)
  • Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements
  • Includes appropriate wire termination hardware
  • CTA-2015
  • Includes Fused Dist.
  • BC-5W2
  • Includes Power Wire
More info

Manufacturer details

4 gauge power and ground installation kit for an amplifier.

Additional details

Kit includes 17 feet of 4 AWG power wire, 3 feet of 4 AWG ground wire, Maxi fuse holder and fuse, 100 Amp fuse.

Technologies
CTA-2015

CTA-2015

Rockford Fosgate cables conform to the CTA-2015 industry standard. The standard specifies the exact amount of

Includes Fused Dist.

Includes Fused Dist.

This amplifier kit includes fused distribution. It utilizes a stand-alone fuse holder that can be installed in a

BC-5W2

BC-5W2

BC-5W2 is a marine specification indicating this cable is suitable for use on boats and non-commercial marine

Includes Power Wire

Includes Power Wire

This amplifier kit includes power wire by including necessary cable for both B(+) and GND(-) connections.

Specs

Specifications

6
Battery PWR/GND Gauge4 AWG
Amplifier PWR/GND Gauge4 AWG
Speaker Wire GaugeN/A
Fuse Size100 Amp
Fuse TypeMAXI
Dual Amp Installation KitNo
Reviews (0)

No average rating yet

0 reviews

No written reviews are live yet. Signed-in customers can submit one below.

Own this product?

Share installation notes, sound quality feedback, and fitment tips. Customer reviews are saved in the same database and go live after moderation.

Checking account status...

No written reviews are live for this item yet.

Support

Knowledge Base Articles

  • No Knowledge Base articles

Show all Knowledge Base topics

Ask Our Experts

Return Authorization

If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.



Popular Questions

No FAQs available