Pricing and availability

We compare 600+ stores and found this item at 10 stores. Prices updated .

Sweetwater
5.0 (7)
$149.00
Guitar Center
5.0 (1)
$149.00
Amazon
5.0 (18)
$149.00
Reverb
5.0 (6)
$116.48 New
$72.00 Used
Musician's Friend
4.0 (2)
$169.00 $149.00 $20.00 · All time low
B&H
5.0 (1)
$149.00
Gear4Music
£118.75
Vintage King
5.0 (2)
$169.00

Price History

Based on price data from 7 merchants for "Warm Audio WA-DI-P Passive Direct Box". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Bring the best out of your instrument's tone with the Warm Audio WA-DI-P Passive Direct Box. This is not your ordinary, run-of-the-mill direct box. Whether you're a guitarist, bassist, keyboardist or any musician working with stringed instruments, this DI box ensures that your tone remains unspoiled, warm, and rich, even after long cable runs.

The secret to its superior performance lies in the custom-wound CineMag USA transformer, a high-quality component known for its sonic integrity. Its sturdy, all-metal chassis, rugged switches, and knobs are designed for heavy use, making it an ideal pick for both studio recording and live performances.

This passive direct box converts high-impedance, unbalanced signals into low-impedance, balanced signals without any degradation to your instrument's tone. It also features a variable pad, allowing you to set an optimal input level and prevent distortion.

Key Features:

  • Passive direct box with custom-wound CineMag USA transformer
  • Converts high-impedance, unbalanced signals to low-impedance, balanced signals
  • Preserves the original tone and clarity of your instrument
  • Variable pad from -3dB to -30dB to prevent distortion
  • Ground lift switch to eliminate buzz and hum caused by ground loops
  • Sturdy all-metal chassis designed for rigorous use
  • Intuitive front and rear panel layout for easy operation

Product specs

Type Passive
Channels 1
Pads Variable, -3dB to -30dB
Polarity Switch Yes
Ground Lift Yes
Inputs 1 x 1/4" (instrument/amp)
Outputs 1 x XLR, 1 x 1/4" (thru)

FAQs

What are the main features of the Warm Audio WA-DI-P Passive Direct Box?

The Warm Audio WA-DI-P is a passive direct box featuring a single channel, variable pad from -3dB to -30dB, a polarity switch, and ground lift. It offers 1/4" instrument/amp input and XLR and 1/4" thru outputs.

Does the Warm Audio WA-DI-P require external power?

No, the Warm Audio WA-DI-P is a passive direct box and does not require external power to operate, similar to a dynamic microphone.

Can the Warm Audio WA-DI-P handle high-output instruments?

Yes, the Warm Audio WA-DI-P can handle high-output sources without distortion due to its passive design and transformer-based circuitry.

Is the Warm Audio WA-DI-P suitable for electric guitars?

Yes, the Warm Audio WA-DI-P is suitable for electric guitars and can be used to connect them to mixers or audio interfaces with balanced XLR inputs.

Warm Audio

Warm Audio

Warm Audio // Direct Boxes - Active & Passive "Getting Started"

Video thumbnail for Warm Audio // Direct Boxes - Active & Passive "Getting Started" by Warm Audio

Warm Audio // Direct Boxes - Active & Passive "Getting Started"

Warm Audio

Warm Audio

Video thumbnail for Warm Audio Direct Boxes Overview and Demo by Sweetwater

Warm Audio Direct Boxes Overview and Demo

Sweetwater

Sweetwater

Reviews

Critic Reviews

Warm Audio WA-DI-A & WA-DI-P

soundonsound.com

The Warm Audio WA-DI-P delivers impressive sonic performance with a warm, transformer-based character that elevates recordings, particularly for bass guitars. Its simple design and robust build are appealing, making it a solid choice for studio use. However, the somewhat limited protection for controls and the cumbersome battery access could be drawbacks for gigging musicians. While it effectively handles up to -70dB of attenuation, those seeking versatility might prefer the WA-DI-A with its active/passive switch. Ultimately, the WA-DI-P stands out for its sound quality, but practical design flaws may hinder its appeal for live settings.

positive

REVIEW: Warm Audio DI Boxes | Performer Mag

performermag.com

Warm Audio's WA-DI-P Passive Direct Box delivers professional-level performance at an unbeatable price, making it a must-have for any serious musician. Its robust build and transparency ensure clean signals without unnecessary tonal coloring. The versatile pad adjustment enhances usability, while the active model's ability to switch modes adds flexibility. However, the only downside mentioned is the slightly protruding toggle switches, which could be prone to damage. Despite this minor quibble, the overall value and quality of the Warm Audio DI boxes shine through, making them a smart investment for both studio and live settings.

positive

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Artist usage

Add artist
See how Dana James Presson uses Warm Audio WA-DI-P Passive Direct Box

Dana James Presson

Composer

...
Verified via Photo

In this photo via Instagram, he shares an image of his Warm Audio WA-DI-P. In another image, there appears to be two WA-DI-Ps on top of his desk.

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

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