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Prime 12” R1 4-Ohm SVC Subwoofer R1S4-12

Prime 12” R1 4-Ohm SVC Subwoofer R1S4-12

The R1S4-12 features a 4-Ohm Single Voice Coil design, 200 Watt RMS power handling, and is optimized for both sealed and vented enclosures.

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$69.99
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Overview

Rockford Fosgate Prime R1 12” subwoofers provide high performance bass at an unbelievable value. This model features a laser etched curvilinear dust-cap to dissipate heat generated by the high‐temp copper voice coil as well as a solid stamped steel frame with integrated frame mounted compression terminals. Best of all, they are optimized for both sealed and vented enclosures.

  • Fiber reinforced painted paper-pulp cone
  • Laser-etched aluminum dustcap
  • High durability compressed foam surround
  • Fatigue resistant poly-cotton spider with integral woven leads
  • Proprietary powder coated stamped steel frame with spider cavity venting
  • Bumped backplate with vented pole piece for greater thermal/mechanical power handling
  • High-temp copper voice coil with aluminum former
  • High-grade Y30 Ferrite magnet
  • Integrated spring-loaded nickel-plated push terminals
  • Integrated ABS decorative trim ring
  • 1 Year Warranty
Technologies
CEA-2031
CEA-2031

Power handling on Rockford Fosgate speakers conform to CEA-2031 industry standards.

Klippel Verified
Klippel Verified

Klippel is a speaker certification program allowing us to deliver the best possible subwoofers.

Anodized Aluminum Voice Coil Former
Anodized Aluminum Voice Coil Former

Rockford Fosgate subwoofers use anodized aluminum voice coil formers that provide superior heat dissipation (up to ...

Specifications
Power Handling (Watts RMS)
200 Watts RMS
400 Watts Max
Vented Box Volume (Vb)
1.79 cu. ft. (50.6 Liters)
Sealed Box Volume (Vb)
1.02 cu. ft. (28.8 Liters)
Voice Coil Type
Single Voice Coil
Subwoofer Type
Standard
CEA-2031 Compliant
CEA-2031 Guidelines
Le (mH)
2.10
Qes
0.58
SPL (dB @ 1w/1m)
90
Voice Coil Diameter
2.0" (50.8 mm)
Magnet Weight (oz)
40 oz. (1.13 Kg.)
Sd (cm2)
530.9
Re (Ohms)
3.5
Woofer Displacement
0.10 cu. ft. (2.80 Liters)
Cutout Diameter
11.22 in. (285 mm)
Xmax (mm)
7.0
Vas (Liters)
90.4
Qms
7.97
Qts
0.54
Fs (Hz)
30.5
Shipping Weight
9.25 Lbs. (4.19 Kg.)
Mounting Depth
4.94 in. (125 mm)
Size
12"
Nominal Impedance
4-Ohm
Speaker Connector
12 AWG compression
Support

Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.


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