Fi Infinite Baffle Subwoofers

Filed under: Home Audio > Subwoofers



With the growing number of infinite baffle subwoofer installs, Fi has decided to make 15" and 18" drivers designed specifically for IB use. Fi is requesting that all emails regarding the new IB subwoofers be sent to IB(at)FiCarAudio.com. The Fi IB subwoofers are available now.

Specs after the jump.

Fi IB 18" Subwoofer:
- 3" voice coil
- Triple stacked motor specific for the IB application
- Subs are linear limited at about 500-600 watts at 20Hz.
- $209 each shipped in the lower 48 States
- $199 each for orders of 4 or more

Re 1.5 Ohms (single 2 Ohm coil)
Le .87mH
Fs 22.9 hz
Qms 3.25
Qes .79
Qts .63
Vas 381 l
Mms 258 g
Sd 1210 cm^2
Spl 89.4 1W/1m
Xmax 30mm


Fi IB 15" Subwoofer:
- 2" voice coil
- Triple stacked motor specific for the IB application
- Subs are linear limited at about 250W at 20Hz.
- $129 each shipped in the lower 48 States
- $119 each for orders of 4 or more

Re 1.6 Ohms (single 2 Ohm coil)
Fs 24.4 Hz
Le .72 mH
Qms 4.00
Qts .77
Qes .64
Vas 269.5 l
Mms 145.4 g
Sd 810 cm^2
Spl 90.0 1W/1m
Xmax is 22mm