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Review Summary
Suitable for use in air handling spaces, per U.L.-2043,U.L.-1480, NFPA90 & NFPA70A
2.4 cu ft.
22.1 mm (0.87 in) diameter opening
Five (5) locations: 1 on top panel, 1 on each side and end
378 x 378 mm (14.9 x 14.9 in)
20.6 kg (45.5 lbs)
3 cu ft, nominal
12.1 x 23.1 x 18.2" (308 x 587 x 461mm)
The JBL MTC-300BB12 Three-Cubic-Foot Backbox features extra-thick 16-gauge metal construction and a thick resonance-eliminating lining that also provides extra bass response. Made for the Control 300 Series 12" Drivers, this backbox has a dual-mounting system for baffle and knockouts on all four sides.