Garage
Shop

Alpine X-A70F

700W RMS X-Series Class-D 4-Channel 2 ohm Stable Amplifier

Alpine
Shop all Alpine
highlight-star-icon

• 120 Watts RMS x 4 @ 4 ohms
• 715 Watts RMS x 4 @ 2 ohms
• 350 Watts RMS x 2 @ 4 ohms, Bridged
• CEA-2006 Compliant
• Low Pass and High Pass Filters
• 0 - 12dB Bass Boost
• Aluminum Heatsink
• Dimensions: 11-3/4" W x 7-5/8" L x 2" H

Learn more about the xa70f

Good news and a little bad...

This item has been discontinued

But you may be interested in the newest model that's available.

hdaf60 thumbnail

Alpine HDA-F60

OUR PRICE: $799.95

View item

Description


Alpine brand icon

Authorized dealer

General Features:

  • Alpine X-Series X-A70F
  • Class-D Full Range 2 ohm Stable 4-Channel Amplifier
  • RMS Power Rating:
    • 4 ohms: 120watts x 4 chan.
    • 2 ohms: 175 watts x 4 chan.
    • 1 ohm: ------------N/A------------
    • Bridged, 4 ohms: 350 watts x 2 chan.
  • Total power output: 700 watts
  • CEA-2006 Compliant Amplifier
  • Hi-Res Audio compatible
  • Wired remote level control, Alpine RUX-KNOB.2, available
  • Included plastic covers available to offer a brushed aluminum finish around the edges
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • 4/3/2 channel operation
  • Speaker-level (high-level) inputs
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers
  • Heavy duty aluminum alloy heat-sink
  • Input sensitivity
    • High level: .5 - 10V
    • Low level: .2 - 4V
  • Frequency Response: 10 - 60,000
  • Total Harmonic Distortion (THD): .07%
  • Signal to Noise Ratio: >106dB
  • Variable high-pass filter: 50 - 400Hz, -24dB/octave
  • Variable low-pass filter: 50 - 400Hz, -24dB/octave
  • Variable Bass Boost: 0 to +12 dB bass boost at 50 Hz
  • Fuse Rating: 35A x 2
  • 4 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information.
  • Dimensions: 11-3/4"W x 7-5/8"L x 2"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty


PROP 65 WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov

Alpine X-A70F owner’s manual

Product history:

Alpine HDA-F60 thumbnail
(newest, current model)
Alpine X-A70F thumbnail
(previous model, replaced by Alpine HDA-F60)
Alpine PDX-F4 thumbnail
(previous model, replaced by Alpine X-A70F)
Alpine MRX-F65 thumbnail
(previous model, replaced by Alpine PDX-F4)
Alpine MRP-F600 thumbnail
(previous model, replaced by Alpine MRX-F65)
Alpine MRP-F550 thumbnail
(previous model, replaced by Alpine MRP-F600)

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
120 watts x 4 channel
RMS Power @ 2 ohms
175 watts x 4 channel
Bridged RMS Power
350 watts x 2 channel
Amplifier Specifications
Series
X Series
Amplifier Class
D
Number of Channels
4-Channel
Total RMS Power Output
700 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohms
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
.07%
Speaker Level Inputs
Yes
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 400 Hz
Low-Pass Crossover Frequency
50 - 400 Hz
Signal-to-Noise Ratio
106 dB
Bass Boost
0 - 12 dB
Remote bass/level controller
Optional (Accessory required and sold separately)
Fuse Rating
35A x 2 
Total Fuse Rating
70
Strappable
No
Sonic Certified Amplifier
Not Tested
Amp Bluetooth Connectivity
No
Hi-Res Certified
Yes
What is in the box?
Paperwork
User manual
Warranty/Registration card
Serial number card
Power certification
WITB: Amplifiers
Amplifier
Mounting screws (4)
High-level input wiring harness w/ molex connector
Adhesive brand badge
Allen wrenches (2)
Other Accessory #1
4 plastic panels
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

X-A70F

Weight:

4.00lbs

Internal SKU:

xa70f

Internal Product ID:

133757

Customer Ratings & Reviews



5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

great amp

Power is above rated and clean sound. would recommend this without reservations.

By Jay B on August 29, 2020

22

found this helpful.

By Michael on February 17, 2024 Checkmark Icon Verified purchase

5

found this helpful.

Add-ons


Similar Products

Best selling similar products

NVX VAD10004

• 150 watts x 4 channel @ 4 ohms
• 250 watts x 4 channel @ 2 ohms
• Bridged: 500 watts x 2 channel @ 4 ohms
• Total RMS Power: 1000 watts
• CEA-2006 Compliant
• Class D 2 ohms Stable 4-Channel-Channel Amplifier

(14)

$279.99

JL Audio XD400/4v2

• 75 watts x 4 channel @ 4 ohms
• 100 watts x 4 channel @ 2 ohms
• Bridged: 200 watts x 2 channel @ 4 ohms
• Total RMS Power: 400 watts
• Class D 2 ohms Stable 4-Channel Amplifier

(9)

$349.99

JL Audio JD400/4

• 75 watts x 4 channel @ 4 ohms
• 100 watts x 4 channel @ 2 ohms
• Bridged: 200 watts x 2 channel @ 4 ohms
• Total RMS Power: 400 watts
• Class D 2 ohms Stable 4-Channel Amplifier

(14)

$279.99

Taramps DS 1200X4

• 192 watts x 4 channel @ 4 ohms
• 300 watts x 4 channel @ 2 ohms
• Bridged: 600 watts x 2 channel @ 4 ohms
• Total RMS Power: 1200 watts
• Class D 2 ohms Stable 4-Channel-Channel Amplifier

(1)

$204.99

NVX VADM4

• 400 Watt True RMS Output!
• Marine Certified 4-Channel Micro Class D Amplifier
• 75W x 4-Chan. @ 4 ohms
• 100W x 4-Chan. @ 2 ohms
• 3-Way System Protection
• 4/2 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

(31)

$189.99

Related Searches


X-A70F small

Item added to your cart.

Price: $499.95

Essential add-ons
Belva BAK44BL

Complete 4-Channel CCA 4 Gauge Amp Kit with RCA Cables and Speaker Wire

$79.99

$39.99

Add to cart
NVX XAPK4

4 Gauge 100% (OFC) Oxygen Free Copper Amplifier Power Wiring Kit with Speaker Wire

$114.99

$84.99

Add to cart
Stinger SK4241

4 Gauge Power Amplifier Installation Kit

$129.00

$64.99

Add to cart
Stinger SK6241

4 Gauge Power Amplifier Installation Kit

$159.00

$79.99

Add to cart
Alpine RUX-KNOB.2

Remote Bass Knob for Alpine Amplifiers

$40.00

$29.95

Add to cart
Universal Remote Bass Level Control Knob

Flush Mount & Universal via RCA. Works with any amp, controls your bass output

$14.99

$7.99

Add to cart
4 inputs / 4 outputs High Voltage Active Line Output Converter with Impedance Matching and Remote Level Control

The XLOC44X helps you easily integrate with your factory or aftermarket system

$149.99

$64.99

Add to cart
NVX XIX45 X-Series RCA Interconnect Cable

16.4 ft. of 4-Channel X-Series RCA Cable with Dual Twisted Pair Hyper-Flex Technology

$44.99

$20.99

Add to cart
NVX V-Series RCA Interconnect Cable

19 ft. of 4-Channel RCA cable with dual twisted-pair conductors

$32.99

$15.99

Add to cart
NVX XWS1275 Speaker Wire

75 ft. of True 12 Gauge 100% Copper EnvyFlex Speaker Cable/Wire

$124.99

$59.99

Add to cart
Stinger SPP680

680 Amp SPP Series Dry Cell Battery with Protective Steel Case

$269.00

$173.99

Add to cart
80 Amp Smart Relay Isolator (XSBI80)

Smart isolator - Monitors and auto-charging feature!

$49.99

$24.99

Add to cart
80 Amp Relay Isolator (BIR80)

Great for isolating a second batter making it dedicated to the stereo system

$19.99

$14.99

Add to cart
200 Amp Smart Relay Isolator (XSBI200)

Smart isolator - Monitors and auto-charging feature!

$79.99

$54.99

Add to cart
500 Amp Smart Relay Isolator (XSBI500)

Smart isolator - Monitors and auto-charging feature!

$99.99

$74.99

Add to cart
500 Amp Relay Isolator (BIR500)

Does not create a voltage drop to the second battery like conventional isolators

$89.99

$65.99

Add to cart
NVX XCAP1F

True 1.0 Farad 20V Capacitor with Digital Read-out, Built-in Distribution Block

$124.99

$89.99

Add to cart
Belva BB1D

1.0 Farad Capacitor with Digital Red Display for up to 1000W Max

$79.99

$34.95

Add to cart
Belva Nine Function Digital Multimeter

Perfect for any installation and troubleshooting

$29.99

$9.99

Add to cart
Six Function Digital Multimeter

Perfect for every toolbox

$14.99

$6.99

Add to cart
Steve Meade Designs IM-SG

Impedance Meter / Signal Generator

$461.99

$451.99

Add to cart
SMD DD-1 Distortion Detector

Set your gains like a Pro, accurately and quickly

$207.99

$199.99

Add to cart
SMD CC-1 Crossover Calibrator

This is a must have! Set your crossover frequency like a Pro

$195.99

$192.99

Add to cart
Universal Positive/Negative 1/0 or 4 Gauge Battery Terminal

Make installation a breeze with the XBTU

$24.99

$16.99

Add to cart
World's Smallest AFS / Mini ANL Fuse Holder

Accepts 4 gauge or 8-gauge wire

$19.99

$10.99

Add to cart
4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder

4/8 Gauge Mini ANL (MANL, AFS) Fuse Holder

$9.99

$6.99

Add to cart
High Quality Element Resistant AGU Fuse Holder

Belva BAGUH2 AGU Fuse Holder

$9.99

$4.99

Add to cart
4/8 Gauge AGU Fuse Holder

4/8 Gauge AGU Fuse Holder

$9.99

$6.99

Add to cart
Modular Linkable ANL Fuse Block

Modular Linkable ANL Fuse Block

$59.99

$16.99

Add to cart
ANL/Mini-ANL Fuse Holder with 1/0 or 4 Gauge Input and Output

No-fail termination and current flow, it helps keep your system protected and running smoothly

$24.99

$13.99

Add to cart
4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder

4/8 Gauge Mini-ANL/MANL/AFS Fuse Holder

$9.99

$8.99

Add to cart
4 Pack of 80 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 80A Nickel Plated Fuses

$8.99

$3.99

Add to cart
4 Pack of 100 Amp Nickel-Plated MANL Fuse

Mini-ANL (MANL/AFS) 100A Nickel Plated Fuses

$8.99

$3.99

Add to cart
2 Pack of 100 Amp Nickel-Plated ANL Fuse

ANL 100A Nickel plated for better power transfer

$7.99

$3.99

Add to cart
2 Pack of 200 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 200 Amp ANL Fuses

$7.99

$3.99

Add to cart
2 Pack of 300 Amp Nickel-Plated ANL Fuse

Two fuses per order. High quality 300 Amp ANL Fuses

$7.99

$3.99

Add to cart
Gauge Reducer, 4 Gauge Input to 8 Gauge Pin

Great for amplifiers that do not accept a large gauge power wire

$14.00

$9.99

Add to cart
Pair of 4 Gauge Spade Terminals, #8 Opening

Spade Terminals • 4 Gauge • 1 Red & 1 Black • Nickel Plated

$3.99

$1.99

Add to cart
4 Gauge Ring Terminals with 3/8" Opening (5 Pieces)

4 Gauge Ring Terminals with 3/8" Opening (5 Pieces)

$9.99

$2.99

Add to cart
5 Pack of Black 4 Gauge Ring Terminals

5 Pack of Black 4 Gauge Ring Terminals

$6.99

$3.99

Add to cart
(4-pack) 4 Gauge Solid Copper Ring Terminals with Shrink Tubing

(4-pack) 4 Gauge Solid Copper Ring Terminals with Shrink Tubing

$9.99

$9.99

Add to cart
XIX2025 Strapping RCA

0.25 Meter (0.86 ft) Hyper-Flex RCA cable w/ Serpentine-Cut Nickel Plated Connectors

$19.99

$12.99

Add to cart
NVX VUBT2

Universal Bluetooth Audio Receiver

$49.99

$39.99

Add to cart
Marine Grade Bluetooth Audio Controller/Receiver

Marine Grade Bluetooth Audio Controller/Receiver

$62.49

$48.99

Add to cart
NVX XUBT3

Universal Bluetooth Audio Receiver & Volume/Playback Controller Knob

$99.99

$59.99

Add to cart
Save up to 10 different vehicles in your garage

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