Garage
Shop

See all parts that fit your 2024 Promaster 2500

Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great)

1200W Peak (300W RMS) 12" Primus Series Single 4-ohm Subwoofer

Infinity
Shop all Infinity
highlight-star-icon

• Peak Power: 1200 watts
• RMS Power: 300 watts
• Impedance: Single 4 ohm
• Polypropylene Cone
• Rubber Surround
• Mount depth: 5-15/16"
• Sensitivity: 91 dB

Learn more about the ls-primus1270am-u8

We apologize

This item has been discontinued

Description


Infinity brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

Product Details:

  • 12" Single 4 ohm Primus Series Subwoofer
  • Power Handling:
    • Peak: 1200 watts
    • RMS: 300 watts
  • Polypropylene Cone
  • Rubber Surround
  • Delivers high-output
  • Low-distortion bass
  • 2" High Temperature Voice coil
  • 11.35 mm Xmax
  • Frequency Response: 35 - 200 Hz
  • Resonance Frequency (Fs): 29.7 Hz
  • Sensitivity: 91 dB
  • Recommended sealed box volume: 1.4 cubic feet
  • Recommended ported box volume:
  • Top-mount depth: 5-15/16"
  • Cutout diameter: 10 15/16"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually

Product history:

Infinity INFPRIMUS1270AM-2 thumbnail
(newest, current model)
Infinity PRIMUS 1270 thumbnail
(previous model, replaced by Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great))

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great) Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great) Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great) Subwoofers

4 Channel Amp

Wiring Guide to Wire 4 Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great) Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
Primus Series
Subwoofer Size
12"
Peak Power Handling
1200 watts
RMS Power Handling
300 watts
Voice Coil(s)
Single
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
2"
Frequency Response
35 - 200 Hz
Sensitivity
91 dB
Xmax (millimeters)
11.35 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Polypropylene
Woofer Surround
Rubber
Subwoofer Grille
No
Re-Cone Kit Available
No
CTA-2031 Compliant
No
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
1.4 cubic feet
Maximum Sealed Box Volume
1.6 cubic feet
Top-Mount Depth (Mounting Depth)
5-15/16"
Cutout Diameter
10 15/16"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
29.7 Hz
Equivalent Compliance (Vas)
75.7 liters
Total Speaker Q Value (Qts)
0.49
Electrical Q Value (Qes)
0.56
Mechanical Q Value (Qms)
3.91
What is in the box?
Paperwork
User manual
WITB: Subwoofers
Subwoofer
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

INFPRIMUS1270AM-2

Weight:

8.82lbs

Internal SKU:

ls-primus1270am-u8

Internal Product ID:

223636

Customer Ratings & Reviews


Infinity Primus 1270 (INFPRIMUS1270AM) (Open Box, Great) 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


BALLASTSLIM-35W-AC-UPR small

Race Sport Accessories BALLASTSLIM-35W-AC-UPR

Elite Slim Series 35W AC Dual Beam Slim Ballasts Only (Pair)

$53.99

List price $109.99

No picture

Infinity Kappa 123WDSSI (INFSUBKA123WDSSIAM) (Like New - Open Box)

1500W Peak (500W RMS) 12” Kappa Series Single 2 or 4-ohm Subwoofer

$289.95

List price $339.95

XTR-420 small

Whistler XTR-420

Battery Operated Radar Detector with Built-in Battery Charger

$74.00

List price $129.99

No picture

Infinity Kappa 123WDSSI (INFSUBKA123WDSSIAM) (Open Box, Great)

1500W Peak (500W RMS) 12” Kappa Series Single 2-or 4-ohm Car Subwoofer

$209.97

List price $339.95

UMRH-888B small

Xscorpion UMRH-888B (Black)

Universal Marine Radio Installation Housing

(4)

$8.99

List price $19.99

No picture

Infinity Kappa 103WDSSI (INFSUBKA103WDSSIAM) (Like New (Open Box))

1350W Peak (450W RMS) 10” Kappa Series Single 2-or 4-ohm Car Subwoofer

$169.96

List price $359.95

SB-SC-XBG1/10W1v2 small

JL Audio Stealthbox SB-SC-XBG1/10W1v2

Custom-Fiberglass Enclosure w/ One 10W1v2-4 Subwoofer for 2004-2006 1st Generation Scion xB (94435)

$499.95

List price $549.95

P2D215 small

Rockford Fosgate Punch P2D215 (09P2D215)

15" Dual 2 ohm Punch Stage 2 Subwoofer

(8)

$114.99

List price $229.99

SB-N-PTHFNDR2/10W3v3/LT small

JL Audio Stealthbox SB-N-PTHFNDR2/10W3v3/LT

Custom Fiberglass Enclosure w/ One 10W3v3-2 Subwoofer for 2005-2010 Nissan Pathfinder (94322, Steel or Cafe Latte)

$599.95

List price $649.95

Related Searches


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

1970 Mazda 1500

2024 Ram Promaster 2500

2005 Chevrolet Aveo

2003 Dodge Sprinter

2007 Mazda 3

1980 Ford Mustang

2011 Hyundai Sonata

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.