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Rockford Fosgate R1S4-12 12" Prime R1 Series Subwoofer - Single 4-Ohm Voice Coil

Rockford Fosgate R1S4-12 12" Prime R1 Series Subwoofer - Single 4-Ohm Voice Coil

Rockford Fosgate R1S4-12 12 inch Car Subwoofer - Main

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Item sku:R1S4-12
Rockford Fosgate

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Rockford Fosgate R1S4-12 Product Highlights

  • 12" Subwoofer with single 4 ohm voicecoil
  • 40 ounce High-grade Y30 Ferrite magnet for excellent woofer control
  • Proprietary powder coated stamped steel frame with spider cavity venting
  • Bumped backplate with vented pole piece for greater thermal/mechanical power handling
  • High durability compressed foam surround
  • 2 inch High-temp copper voice coil with aluminum former

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Overview

Unit includes: Car subwoofer driver and Instruction manual

Rockford Fosgate R1S4-12 12 inch 400 Watt Prime R1 4 Ohm Single Voice Coil Car Subwoofer:
    Features:
  • 12" Subwoofer with single 4 ohm voicecoil
  • 2 inch High-temp copper voice coil with aluminum former
  • 40 ounce High-grade Y30 Ferrite magnet for excellent woofer control
  • Proprietary powder coated stamped steel frame with spider cavity venting
  • Bumped backplate with vented pole piece for greater thermal/mechanical power handling
  • Silver Integrated spring-loaded nickel-plated push terminals
  • 12" Fiber reinforced painted paper-pulp cone
  • High durability compressed foam surround
  • Laser-etched aluminum dustcap
  • Fatigue resistant poly-cotton spider with integral woven leads for linear response
  • Integrated ABS decorative trim ring
  • CEA-2031 Compliant

  • Power Handling Max:
  • 400 Watt maximum power handling

  • Power Handling RMS:
  • 200 Watt nominal continuous power handling RMS

  • Quick Specs:
  • Impedance: 4 Ohm per coil
  • Frequency response: 23 Hz - 250 Hz
  • Sensitivity: 90 dB @ 1Watt / 1meter

  • Dimensions:
  • Mounting depth: 4-15/16 inches
  • Cutout diameter: 11-1/4 inches

Technical Specifications

Manufacturer Rockford Fosgate
Part Number R1S4-12
Driver Size 12 inch
Subwoofer Shape Round
Voice coils Single voice coil
Impedance (per voice coil) 4 ohm
FS 30.5 Hz
QES 0.58
QMS 7.97
QTS 0.54
RE 3.5
VAS 90.4 L
Xmax (millimeters) 7.0
Sensitivity 90 dB
Frequency Response 23 Hz - 250 Hz
Sub enclosure type Banpass, Ported / Vented, Sealed
Power Handling RMS 200 Watts
Power Handling Peak 400 watts
Shallow Mount Subwoofer No
Mounting Depth $4.94
Cutout Dimensions $11.22
Sealed Enclosure Recommended Size 1.02 ft3
Ported Enclosure Recommended Size 1.79 ft3
Color Black
Warranty 1 Year
UPC Code 780687343767

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Item sku:R1S4-12
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Original Price: $48.74

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