Boss TU-3 Chromatic Tuner Pedal
SKU: 74363414723

Boss TU-3 Chromatic Tuner Pedal

Sale price$80.10 Regular price$89.00
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Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

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Description

Boss TU-3 Chromatic Tuner PedalDescription The Boss TU 3 Chromatic Tuner is housed in a tank tough BOSS stompbox body, featuring a smooth 21 segment LED meter with a High Brightness mode that cuts through the harshest outdoor glare. The Boss TU3 allows you to choose between Chromatic or Guitar Bass tuning modes, and enjoy visual pinpoint tuning verification with the Accu Pitch Sign function. The TU 3 incorporates a convenient Note Name Indicator that can display notes of 7 string

Description

The Boss TU-3 Chromatic Tuner is housed in a tank-tough BOSS stompbox body, featuring a smooth 21-segment LED meter with a High-Brightness mode that cuts through the harshest outdoor glare. The Boss TU3 allows you to choose between Chromatic or Guitar/Bass tuning modes, and enjoy visual pinpoint tuning verification with the Accu-Pitch Sign function. The TU-3 incorporates a convenient Note Name Indicator that can display notes of 7-string guitars and 6-string basses, while the Flat-Tuning mode can support up to six half-steps.

Specs
  • 21-segment LED meter with brightness control
  • High-Brightness mode enhances meter visibility outdoors
  • Accu-Pitch Sign function provides visual verification when tuning is complete
  • Chromatic and Guitar/Bass mode (tune by string number, with support for 7-string guitars and 6-string basses)
  • Flat tuning is supported with Guitar Flat mode, which allows for tunings up to six semitones below standard pitch
  • Tuner automatically mutes when the tuner is on
  • Supplies power for up to 7 BOSS compact effect pedals
  • Dimensions (WxDxH): 73 mm (2-7/8 inches) x 129 mm (5-1/8 inches) x 59 mm (2-3/8 inches)
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 74363414723

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J
Louisville, US
★★★★★ 5
Worth it.
Size: 8" x 10" x 2"
Super easy to install. The increased airflow is definitely noticeable.
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Reviewed in the United States on August 1, 2024
J
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Jim Russell
Battle Creek, US
★★★★★ 5
Starter
Why did you pick this product vs others?: Good replacement. 
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Reviewed in the United States on June 20, 2025
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william
Port Orchard, US
★★★★★ 5
Starter works great
Fits and works great 2005 Mercury mariner 3.0
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Reviewed in the United States on August 29, 2025
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J G.
Lexington, US
★★★★★ 5
Reliable part
The price of this item was a bit of a shock. A good one though. I gave it to my mechanic, he installed it with no problems. Runs just fine. Would buy again
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Reviewed in the United States on May 5, 2026
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Joel sulbaran
Chelsea, US
★★★★★ 4
Entrega a tiempo
Exelente
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Reviewed in the United States on October 3, 2025

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