Behringer
Ultra-DI DI100
Best active direct box for gigging musicians and studio engineers.
The Behringer Ultra-DI DI100 is an active direct injection box engineered to convert unbalanced instrument signals into balanced, noise-free outputs for mixers and amplifiers. This versatile unit ensures pristine signal transfer, even handling high-level signals from guitar or bass speaker outputs up to 3,000 Watts. It features a superior ground-lift switch to eliminate hum and impedance issues common in stage or studio setups. Housed in a rugged, road-proof aluminum case with durable rubber corners, the DI100 is built for reliability while delivering exceptional audio quality.
$45.90
Owner Satisfaction
4.6
/ 5
Category Rank
44
/ 67
#44 in Direct Boxes
Price vs Category Average
-83%
Below average
Type
Active Direct Box
/ Active Direct Box
Who it's for
- Budget-conscious beginners and home studio owners
- Live performers needing flexible power solutions
- Audio engineers managing noisy signals and high-output gear
Who should skip it
- Touring professionals requiring rugged, road-ready equipment
- Audiophiles demanding absolute signal transparency for critical recording
- Users relying solely on battery power for remote sessions
Performance breakdown
Signal Integrity
Delivers clean, balanced audio with a remarkably flat frequency response.
Build Durability
Rugged aluminum housing and rubber corners survive the toughest touring conditions.
Noise Suppression
Effective ground-lift switch quickly eliminates persistent stage hum and buzz.
Input Versatility
Handles massive speaker-level signals up to 3,000 watts with ease.
Power Flexibility
Seamlessly switches between phantom power and battery for any setup.
Signal Attenuation
Switchable pads provide necessary headroom for even the hottest instrument signals.
Key Specs
Type
Active Direct Box
Channels
1
Input Impedance
250 kOhms
Output Impedance
600 Ohms
Frequency Response
10Hz to 90kHz
Maximum Input Level
+50 dB
Power Source
18-48V Phantom Power or 9V battery
Dimensions
5.905" H x 2.362" W x 5.118" D
Features
- Converts unbalanced signals to balanced, noise-free output
- Handles speaker outputs up to 3,000 Watts
- Ground lift switch eliminates ground loop hum
- Provides ultralow noise and flat frequency response
- Flexible power via 9V battery or phantom power
- Rugged aluminum case built for road use
- Includes link jack for on-stage monitoring
- Switchable input attenuation pads for hot signals
What customers say
Users overwhelmingly praise the DI100 for its exceptional value and reliability. This active direct box consistently delivers professional performance, effectively converting signals while eliminating unwanted noise, making it ideal for live sound and studio use. Its robust metal casing suggests excellent durability, defying its budget price. A key benefit is the convenience of phantom power operation, simplifying setup. The ground lift switch is highly valued for troubleshooting. While not the absolute cleanest option available, the sound quality is remarkably transparent for its intended purpose. It is celebrated as an indispensable, no-frills tool that reliably performs its core function.
Know before you buy
Yes. The DI100 is designed to handle speaker-level signals up to 3,000 Watts, making it safe to connect directly from an amplifier's output to your mixer.
It is an active DI box, so it requires power. You can provide this via 18-48V phantom power from your mixing console or by installing a standard 9V battery.
The DI100 features a ground-lift switch specifically designed to break ground loops. Engaging this switch will often eliminate the hum or buzz caused by electrical interference between your equipment.
The link jack allows you to pass your instrument signal through to an on-stage amplifier or monitor while simultaneously sending a balanced signal to the main mixing console.
Yes, it is built with a rugged aluminum chassis and reinforced with rubber corners, making it well-suited for the wear and tear of live performance environments.
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