Unleash the power of your bass with the SWR WorkingPro 400, a robust and versatile bass amplifier head that combines legendary SWR sound quality with cutting-edge features. Designed for bassists who demand superior tonal clarity and flexibility, this rack-mountable powerhouse delivers 400 watts of solid-state power, ensuring your bass lines cut through any mix with precision. The WorkingPro 400 is equipped with a 3-band EQ, allowing you to sculpt your tone with ease. Its exclusive Aural Enhancer circuitry enhances the low-end fundamentals and high-end transients, bringing a new dimension to your sound.

The Bass Intensifier circuit is a standout feature, offering a customizable boost to your low frequencies, giving your sound a thick, punchy presence that rivals even larger amps. With separate active and passive inputs, the WorkingPro 400 accommodates a wide range of basses, ensuring the best signal-to-noise ratio without overloading the preamp. The amplifier also includes an automatic limiter to prevent distortion and safeguard your speakers during peak performances.

Whether you're jamming in a small venue or rocking a large stage, the SWR WorkingPro 400 has got you covered with its multiple output options, including a balanced XLR out for direct connection to mixers or recording equipment. Dive into your practice sessions with a dedicated headphone jack, or expand your setup with an extension speaker jack and sidechain effects loop. No matter the setting, the SWR WorkingPro 400 is your ticket to a bigger, better bass sound.

Key Features:

• 400 watts RMS at 4 ohms, 250 watts at 8 ohms
• Exclusive Aural Enhancer circuitry for enhanced tone
• Bass Intensifier circuit for boosted low frequencies
• 3-band EQ with variable midrange control
• Active and passive input options
• Automatic limiter with defeat switch
• Balanced XLR output for direct recording or live use
• Sidechain effects loop and extension speaker jack
• Rack-mountable design for versatile setup options

Product specs

FAQs

Is the SWR WorkingPro 400 suitable for live performances?

Yes, the SWR WorkingPro 400 is suitable for live performances, offering 400 watts of solid-state power, which is ample for most small to medium-sized venues.

What kind of tonal characteristics can I expect from the SWR WorkingPro 400?

The SWR WorkingPro 400 is known for its clean, punchy sound with a focus on clarity and definition, making it ideal for a range of music styles from rock to jazz.

Does the SWR WorkingPro 400 work well with effects pedals?

Yes, the SWR WorkingPro 400 takes pedals well, allowing you to shape your sound further with your favorite effects without losing clarity.

What is the impedance of the SWR WorkingPro 400, and how does it affect speaker compatibility?

The SWR WorkingPro 400 has an impedance of 4 ohms, which means it is compatible with 4-ohm speaker cabinets, ensuring optimal power output and performance.

Does the SWR WorkingPro 400 have multiple channels for different tones?

No, the SWR WorkingPro 400 features a single channel, focusing on delivering a consistent and clear bass tone.