Bartolini 5-string Bass MK Soapbar NB

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Bartolini 5-string Bass MK Soapbar NB

Bartolini

5-string Bass MK Soapbar NB

4.6 Expert Rating

Product Info

Article Number: 602556
Model: 5-string Bass MK Soapbar NB
Price: $176.00

* Prices may vary. Check retailer for current pricing and availability.

This Bartolini MK Soapbar NB is a serious upgrade for players seeking a classic, punchy 5-string tone without the active electronics complexity. The unique magnet combination offers a great balance of warmth and clarity, making it ideal for funk, rock, and Motown styles – especially if you're looking to replace an existing MK-1 pickup and boost your bass's character.

Product Description

  • Bartolini 5-string Bass MK Soapbar NB
  • Pickup For 5-String Electric Bass
  • Humbucker with 2 parallel coils
  • For the neck position
  • Upgrade for Ibanez
  • Cort
  • Groove Tools
  • Lakland and other basses with MK-1 format pickups
  • Versatile classic bass sound
  • Magnet configuration: carbon steel
  • brass
  • copper
  • ceramic blade magnets (ferrite)
  • Focused detection area
  • Reversed coil polarity
  • DC resistance: 3.7 kOhm per coil
  • Resonance frequency: 4.9 kHz
  • 71 mm Maximum detection width
  • 4-Wire cable with shielding and plain shield conductor
  • Passive
  • Dimensions (L x W x H): 108.2 x 33.5 x 26.2 mm (max. height including cable)
  • Colour: Black

*Note:* Screws and springs not included

*Note:* Due to the manufacturing process, the plastic housings of the Bartolini pickups may show slight signs of machining or handling. For some pickups, the cable ends are already pre-soldered. These characteristics do not constitute grounds for complaint or return.

PROS
  • • Carbon/brass/ceramic magnet blend delivers a uniquely balanced, articulate tone.
  • • The soapbar design offers a tighter, more focused low-end than traditional humbuckers.
  • • 4-wire cable with shielding minimizes noise and provides excellent signal clarity.
  • • Designed for MK-1 compatibility, a popular format for many common bass brands.
CONS
  • • The plastic housing, while functional, may feel less premium than metal options.
  • • Passive design limits tonal shaping options compared to active pickups.
  • • Carbon steel magnet may exhibit slightly more output variation than ceramic alone.

Product Video

Key Features

Type Humbucker
Magnet Carbon Steel, Brass, Copper, Ceramic Blade (Ferrite)
Output Level Medium-High
DC Resistance 3.7 kOhm per coil
Mounting MK-1 Format (Ibanez, Cort, Lakland, etc.)
Strings 5-String

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Frequently Asked Questions

It's tighter and more focused than many standard humbuckers, with a more defined midrange thanks to the unique magnet combination; it’s less muddy.
If your bass uses an MK-1 format pickup, the fit should be direct, but confirm dimensions; screws and springs aren't included, so budget for those.
It’s generally subtle, but it helps ensure phase cancellation is minimal when used with other pickups, contributing to a cleaner, more defined sound.

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