JBL SUBBP12AM Amplified Subwoofer 12 Inch
- Driver Size: 12 inches
- Power: 450 watts
- Connectivity: Wired
- Brand Tech: JBL
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A straightforward wired subwoofer with a large driver and real power behind it, a reasonable choice for a home theater with room for a floor-standing cabinet.
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ASIN: B0854N47QNModel: SUBBP12Category: Subwoofers
Overview
The JBL SUBBP12AM is a floor-standing powered subwoofer built around a 12-inch driver and a 450-watt amplifier, wired into a home theater system to extend low-end response beyond what a soundbar reaches alone.
At 13 x 24.13 x 11.25 inches and 15.56 pounds, it is sized to sit on the floor rather than a shelf, and the wired connection means placement is limited by cable run length rather than wireless range.
- 12-inch driver
- 450W amplifier
- Floor-standing design
- 15.56 lb
Who it's for
Works for a home theater setup that already has a receiver or preamp with a subwoofer output and wants a dedicated 12-inch driver for bass. Not the pick for someone wanting a wireless subwoofer or a compact under-desk unit.
Pros and cons
- 450W amp paired with a 12-inch driver
- Floor-standing cabinet for dedicated bass
- Simple wired connection
- No wireless connectivity option
- Over 24 inches tall footprint
- No crossover or phase controls listed
Performance notes
The 450-watt amplifier drives a 12-inch driver inside a floor-standing enclosure, wired directly to the source rather than over a wireless link, which keeps the signal path simple but ties placement to cable length.
Specifications
| Brand | JBL |
|---|---|
| Model | SUBBP12 |
| Dimensions & fit | |
| Driver Size | 12 incheshigher than 51% of 38 subwoofers |
| Weight | 15.56 poundslower than 69% of 56 subwoofers |
| Dimensions | 13 × 24.1 × 11.2 inches |
| Dimensions | 13 x 24.13 x 11.25 in |
| Power & efficiency | |
| Power | 450 wattshigher than 62% of 40 subwoofers |
| Construction & materials | |
| Color | Black |
| Compatibility & installation | |
| Connectivity | Wired |
| Mounting | Floor Standing |
| Other details | |
| Brand Tech | JBL |
| Speaker Type | Subwoofer |
Closest rivals on specs
Klipsch SPL-120 Subwoofer with WA2 Wireless Adapter- Power 450 vs 600 watts (-25%)
Klipsch R-12SW Powered Subwoofer 12 Inch- Power 450 vs 400 watts (+13%)
- Weight 15.56 vs 0.01 pounds (+155500%)
Klipsch R-121SW Front-Firing Subwoofer- Power 450 vs 400 watts (+13%)
- Weight 15.56 vs 34.2 pounds (-55%)
Frequently asked questions
What size driver does the JBL SUBBP12AM use?
A 12-inch driver.
How is it powered?
A built-in 450-watt amplifier.
Does it connect wirelessly?
No, connectivity is wired.