CH12DVC vs B12ES: Which BOSS Subwoofer Fits Your System?
By BOSS Audio Systems | Life at Full Volume | Published: 2026-11-05
Category: Vergelijkingen
Compare the CH12DVC and B12ES on impedance, power needs, and enclosure design. Learn which BOSS subwoofer matches your amp and goals.
Quick answer
Choose the CH12DVC if you already have a separate amplifier and want a 12-inch dual voice coil subwoofer with flexible wiring. Choose the B12ES if you want a complete amplified enclosure with a built-in amp, protection circuits, and remote control.
The core difference: component sub vs. powered enclosure
The CH12DVC is a raw 12-inch subwoofer driver from the Chaos series. It has a polypropylene cone, rubber surround, stamped steel basket, and push terminals. It does not include an enclosure or amplifier, so you must supply both.
The B12ES is a complete bass package: a 12-inch subwoofer in an MDF sealed enclosure with a built-in Class A/B amplifier. It includes RCA and speaker-level inputs, phase control, bass boost, low-pass filter, remote subwoofer control, and thermal, short, and overload protection. You provide power and a signal, and it handles the rest.
Impedance and wiring: dual voice coil vs. single input
The CH12DVC is a dual voice coil (DVC) subwoofer. That means it has two voice coils you can wire in parallel or series to present a different total impedance to your amplifier. This flexibility helps you match a wider range of amps, but you need to know your amp's stable impedance before wiring.
The B12ES is a powered enclosure with a built-in amplifier. Its nominal impedance is fixed by the design, so you do not wire voice coils yourself. You simply connect power, ground, and an audio signal. That simplicity is a real advantage if you do not want to calculate impedance or match components.
Power and amplification: separate amp vs. built-in
The CH12DVC requires an external amplifier. The catalog does not list power handling or impedance specifications for this model, so you should check the product page or manual for those details before buying an amp. Without those specs, you cannot safely guess the right amplifier size.
The B12ES has a built-in Class A/B amplifier rated at 1200 watts max power. It also includes protection circuits and a remote subwoofer control cable (16 ft / 4.88 m). Because the amp and subwoofer are matched by the manufacturer, you avoid the guesswork of pairing a separate amp to a raw driver.
Trade-offs to weigh
- Installation effort: The CH12DVC needs an enclosure, an amplifier, and wiring. The B12ES needs power, ground, and a signal, but comes pre-built in its enclosure. If you want to minimize installation time, the B12ES is the simpler choice.
- System flexibility: The CH12DVC's dual voice coils let you wire for different impedances, which can help match a wider range of amplifiers. The B12ES has a fixed impedance and built-in amp, so you cannot change the amplifier later. Plan your final impedance before buying the CH12DVC; with the B12ES, accept the factory-matched amp.
- Upgrade path and space: The CH12DVC lets you choose a custom enclosure size and shape to fit your vehicle. The B12ES occupies a fixed sealed enclosure footprint and includes a remote control for level adjustment from the driver's seat. Measure your available space first; if you need a custom enclosure, the CH12DVC is the only option of the two.
Product facts
- CH12DVC: 12-inch Chaos series subwoofer with polypropylene cone, rubber surround, stamped steel basket, and push terminals. These durable materials suit a custom install where you build or choose your own enclosure and amp.
CH12DVC - B12ES: Powered 12-inch subwoofer in an MDF sealed enclosure with a built-in Class A/B amplifier, remote control, and protection circuits. This all-in-one design simplifies installation and protects the system, making it a good fit for first-time subwoofer buyers.
B12ES
Which should you choose?
Best for
- Buyers with an existing amplifier who want a 12-inch dual voice coil subwoofer
- Custom installs where you want to build or choose your own enclosure
- Users comfortable calculating impedance and matching components
Not for
- Buyers who want an all-in-one powered subwoofer with no separate amp
- First-time installers who prefer a pre-built enclosure and simple wiring
- Anyone who needs a remote subwoofer control included
