Rockford Fosgate Prime Series R1S4-12
400 Watts Max Peak Power, 12" Single 4 Ohm Car Audio Subwoofer

Brand New, In Factory Box, Not Refurbished

Features:
  • 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
  • Size: 12"
  • Power Handling (Watts RMS):  200 W
  • Power Handling (Watts MAX): 400 W
  • Voice Coil Diameter:  2.0" (50.8 mm)
  • Magnet Weight (oz):  40 oz. (1.13 Kg.)
  • Speaker Connector:  12 AWG compression
  • Fs (Hz):  30.5
  • Re (Ohms):  3.5
  • Le (mH): 2.10
  • Qms:  7.97
  • Qes 0.58
  • Qts:  0.54
  • Vas (Liters): 90.4
  • Sd (cm2):  530.9
  • SPL (dB @ 1w/1m): 90
  • Xmax (mm):  7.0
  • Woofer Displacement (in):  0.10 cu.ft. (2.80 Liters)
  • Shipping Weight:  9.25 Lbs. (4.19 Kg.)
  • Authorized Dealer                   
  • 1 Year Warranty

Attention International customers: You are responsible for any and all customs, import duties, brokerage fees, and taxes. These charges are not included in the item price or stated shipping charges.

If your address is a PO BOX, FPO, or APO there will be additional surcharge for shipping. Also if you are in AK, HI, PR, Guam, Saipan or U.S. Virgin Islands, there will be shipping surcharge needed. Please do not pay until we invoice you with the proper shipping cost. Thank you.