Garage
Shop

See all parts that fit your 1983 Ranger

EFX 500c1

500W Max, EFX Series Monoblock High Power Amplifier

EFX
Shop all EFX
Product videos
highlight-star-icon

EFX Monoblock Class D Car Amplifier • 350 Watts x 1 Chan. @ 4 Ohm • 500 Watts x 1 Chan. @ 2 Ohm • 500 Watts Max • Illuminated Logo Badge • Speaker-Level Inputs • 5-Way System Protection • Low Noise Circuitry

Learn more about the 500c1

We apologize

This item has been discontinued


Loading...
Limited time!
Stage3 527 main

JBL Stage3 527 (STAGE3527AM)

400W Peak (80W RMS) 5.25” Stage3 Series 2 Way Coaxial 3-ohm Speakers

2
-36.38%

$69.95

List price $109.95

Product Highlights


EFX Monoblock Class D Car Amplifier • 350 Watts x 1 Chan. @ 4 Ohm • 500 Watts x 1 Chan. @ 2 Ohm • 500 Watts Max • Illuminated Logo Badge • Speaker-Level Inputs • 5-Way System Protection • Low Noise Circuitry

Description


General Features:
  • EFX Monoblock Class D Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 350 watts x 1 chan.
    • 2 ohm: 500 watts x 1 chan.
  • Max power output: 500 watts
  • MOSFET switching transistors power supply
  • Low noise circuitry
  • Bass Remote Details (remote level control sold separately)
  • LED power and protect indicators
  • Bass Boost (0-12 dB bass boost at 45 Hz)
  • Soft start turn on/off
  • Mono channel operation
  • Illuminated logo badge
  • Line level and speaker-level inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs loop through
  • 5-Way System Protection circuitry (thermal, overload, speaker short protection, impedance, and reverse polarity)
  • Heavy duty brushed aluminum alloy heatsink and top plate for extreme heat dissipation
  • Sturdy aluminum side panels
  • Silver-plated RCA level inputs
  • Silver-plated screw terminals
  • Variable low-pass filter (40-200 Hz, 18 dB/octave)
  • Subsonic Filter (24 dB at 15 Hz)
  • CEA-2006 compliant amplifier
  • Frequency response: 20-20,000 Hz
  • Dimensions: 13-1/4"L x 10-1/2"W x 2-3/8"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

Loading...
CV15BT main

Cerwin-Vega CV15BT

Single Din Digital Media Receiver with Bluetooth

3
Club 522F main

JBL Club 522F (SPKCB522FAM)

270W Peak (90W RMS) 5.25" Club Series 2 Way Coaxial 3-ohm Speakers

-42.29%

$74.99

List price $129.95

Reference 5030cx main

Infinity Reference 5030cx (REF5030CX)

390W Peak (130W RMS) 5.25" Reference Series 2-Way 3-ohm Component Speaker System

2
-60.01%

$99.95

List price $249.95

UTE-73BT main

Alpine UTE-73BT

Single DIN Digital Media Receiver with Bluetooth (SiriusXM Ready)

43
-16.69%

$149.95

List price $180.00

Limited time!
XAV-AX8500 main

Sony XAV-AX8500

10.1" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay, and Wired Android Auto (SiriusXM Ready)

2
-20.20%

$798.00

List price $999.99

KMM-X705 main

Kenwood eXcelon KMM-X705

Single DIN Digital Media Receiver with Bluetooth, Built-in Alexa (Sirius XM Ready)

6
-20.40%

$199.00

List price $250.00

MVH-S322BT main

Pioneer MVH-S322BT

Single DIN Digital Media Receiver with Bluetooth and Amazon Alexa

7
-13.34%

$129.99

List price $150.00

DEH-S7200BHS main

Pioneer DEH-S7200BHS

Single DIN CD Receiver with Bluetooth, HD Radio and SiriusXM Ready

2
-10.72%

$249.99

List price $280.00

TS-A1081F main

Pioneer TS-A1081F

460W Peak (100W RMS) 4” A Series 2-way 4-ohm Coaxial Car Speakers

3
-18.18%

$90.00

List price $110.00

DB402 main

Polk Audio DB402 (DB 402)

270W Peak (90W RMS) 4" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

4
-9.99%

$90.00

List price $99.99


Best selling similar products

NDA12001 small

NVX NDA12001

• 500 watts x 1 channel @ 4 ohm
• 850 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

(13)

$169.99

List price $239.99

ATOM 1300.1 PRO small

Deaf Bonce Apocalypse ATOM 1300.1 PRO

• 490 watts x 1 channel @ 4 ohm
• 780 watts x 1 channel @ 2 ohm
• 1300 watts x 1 channel @ 1 ohm
• Total RMS Power: 1300 watts
• Class D 1 ohm Stable Monoblock Amplifier

$199.90

List price $199.90

VAD17001v2 small

NVX VAD17001 v2 (VAD17001v2)

• 800 watts x 1 channel @ 4 ohm
• 1350 watts x 1 channel @ 2 ohm
• 1700 watts x 1 channel @ 1 ohm
• Total RMS Power: 1700 watts
• Class D 1 ohm Stable Monoblock Amplifier

(35)

$259.99

List price $335.99

JD1000/1 small

JL Audio JD1000/1

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

(22)

$429.99

List price $429.99

CXA1200.1 small

Kicker CXA1200.1 (46CXA12001T)

• 600 watts x 1 channel @ 4 ohm
• 1200 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

(18)

$399.99

List price $429.99

VADM1 small

NVX VADM1 v2 (VADM1v2)

• 240 watts x 1 channel @ 4 ohm
• 400 watts x 1 channel @ 2 ohm
• 600 watts x 1 channel @ 1 ohm
• Total RMS Power: 600 watts
• Class D 1 ohm Stable Monoblock Amplifier

(16)

$189.99

List price $239.99

VAD10001v2 small

NVX VAD10001 v2 (VAD10001v2)

• 420 watts x 1 channel @ 4 ohm
• 760 watts x 1 channel @ 2 ohm
• 1000 watts x 1 channel @ 1 ohm
• Total RMS Power: 1000 watts
• Class D 1 ohm Stable Monoblock Amplifier

(37)

$209.99

List price $227.99

R2-1200X1 small

Rockford Fosgate Prime R2 R2-1200X1

• 400 watts x 1 channel @ 4 ohm
• 800 watts x 1 channel @ 2 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

(23)

$399.99

List price $449.99

JD500/1 small

JL Audio JD500/1

• 250 watts x 1 channel @ 4 ohm
• 500 watts x 1 channel @ 2 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable Monoblock Amplifier

(12)

$299.99

List price $299.99

Reference 10001A small

Infinity Reference 10001A (AMPRF10001AAM)

• 600 watts x 1 channel @ 4 ohm
• 1000 watts x 1 channel @ 2 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable Monoblock Amplifier

$499.95

List price $569.95

Specifications & Details


Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
350 watts x 1 channel
RMS Power @ 2 ohms
500 watts x 1 channel
RMS Power @ 1 ohm
Not Stable
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
1 - Mono
Total Peak Power Output
500 watts
Total RMS Power Output
500 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
THD at Rated RMS Power
1%
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
Full (AP)
Low-Pass Crossover Frequency
40 - 200 Hz
Subsonic Filter
15 Hz
Signal-to-Noise Ratio
80 dB
Bass Boost
0 - 12 dB
Remote bass/level controller
Yes
Fuse Rating
25A x 3 
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

EFX

Model Number:

500c1

Weight:

10.50lbs

Internal SKU:

500c1

Internal Product ID:

18514

Product and How-to Videos


Customer Ratings & Reviews


EFX 500c1 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


FX1-4000D small

SPL FX1-4000D

Class D 4000 Watt Monoblock Amplifier

(12)

$139.99

List price $399.99

No picture

Single 10" Molded JMC Box OB

(MINOR AESTHETICAL DAMAGE) Custom Designed Ported Enclosure

$39.00

List price $149.99

ICBM-9261T small

Performance Teknique ICBM-9261T

7" Sun Visor / Headrest TFT-LCD Monitor

$149.99

List price $429.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1983 Ford Ranger

1989 Buick Electra

2019 Mitsubishi Eclipse Cross

1998 Audi A4

1997 GMC C1500

2005 Subaru Forester

2016 Ford Edge

2012 Buick Regal

1991 Dodge Stealth

2011 Kia Optima

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.