Kawai K4

Released in 1989

The K4 is a digital synth with 16-bit PCM sampled waveforms. It has a five-octave keyboard, and 16-voice polyphony.

Synth
All photos are copyrighted by Syntaur, and may not be used without permission.

We stock both NEW and USED parts; all used electronic parts are tested and guaranteed working.

This listing reflects our current inventory and is updated in real time. If a part is shown as Out of Stock, we typically don't know when or if we might have it again - but click on the part for more info, and then you will be able to sign up for an alert when we do have it available again. By including out of stock parts in our listings, we hope to offer customers a more complete and useful resource.

We cannot diagnose repair issues by phone or email. For technical questions, we suggest posting on our Forums, where our techs - as well as other users - can offer help.

Kawai K4 replacement keys
Replacement Keys
Aftertouch strip, 61-note
Aftertouch strip, 61-note
$34.95 (Part #4574)
Click for details
Battery, 3V lithium
Battery, 3V lithium
$2.95 (Part #4347)
Click for details
Button set, complete, Kawai K4
Button set, complete, Kawai K4
$19.95 (Part #4521)
Click for details
Clip for keyboard contact board
Clip for keyboard contact board
$0.55 (Part #4348)
Click for details
Contact strip, 5-note
Contact strip, 5-note
$9.95 (Part #4528)
Click for details
Contact strip, 7 notes
Contact strip, 7 notes
$11.95 (Part #4527)
Click for details
Contact strip, single note
Contact strip, single note
$4.95 (Part #4529)
Click for details
Display, Kawai
Display, Kawai
$34.95 (Part #4523)
Click for details
IC, 4556 dual op amp
IC, 4556 dual op amp
$2.95 (Part #6858)
Click for details
IC, 4558 dual op amp
IC, 4558 dual op amp
$2.95 (Part #3387)
Click for details
IC, 6522 interface adapter
IC, 6522 interface adapter
$9.95 (Part #1786)
Click for details
IC, 74HC00 quad 2-input NAND gate
IC, 74HC00 quad 2-input NAND gate
$1.95 (Part #8391)
Click for details
IC, 74HC02 NOR gate
IC, 74HC02 NOR gate
$1.95 (Part #9211)
Click for details
IC, 74HC04 hex buffer
IC, 74HC04 hex buffer
$2.95 (Part #2272)
Click for details
IC, 74HC08 quadruple 2-input AND gate
IC, 74HC08 quadruple 2-input AND gate
$2.95 (Part #5178)
Click for details
IC, 74HC174 flip-flop
IC, 74HC174 flip-flop
$2.95 (Part #4267)
Click for details
IC, 74LS03 quad 2-input NAND gate
IC, 74LS03 quad 2-input NAND gate
$2.95 (Part #8129)
Click for details
IC, 74LS138 decoder/demultiplexer
IC, 74LS138 decoder/demultiplexer
$3.95 (Part #3251)
Click for details
IC, 74LS174 flip-flop
IC, 74LS174 flip-flop
$2.95 (Part #3149)
Click for details
IC, D43256 memory chip
IC, D43256 memory chip
$10.95 (Part #4337)
Click for details
Key bushing, rubber
Key bushing, rubber
$0.45 (Part #4269)
Click for details
Key contact boards, Kawai
Key contact boards, Kawai
$47.95 (Part #4525)
Click for details
Key return spring
Key return spring
$0.75 (Part #KEYSPB)
Click for details
Key return springs, package of 10
Key return springs, package of 10
$3.95 (Part #KEYSPBX)
Click for details
Keyboard interface board, Kawai
Keyboard interface board, Kawai
$19.95 (Part #4516)
Click for details
Main board, Kawai K4
Main board, Kawai K4
$84.95 (Part #2260)
Click for details
Memory card, 16k SRAM
Memory card, 16k SRAM
$39.95 (Part #SRAM16)
Click for details
Memory card, 32k SRAM
Memory card, 32k SRAM
$74.95 (Part #SRAM32)
Click for details
Panel board, Kawai K4
Panel board, Kawai K4
$29.95 (Part #4522)
Click for details
Phone jack, 1/4-inch, 3-pin PCB mount
Phone jack, 1/4-inch, 3-pin PCB mount
For Outputs, Hold Pedal
$9.95 (Part #4546)
Click for details
Phone jack, 1/4-inch, 3-pin PCB mount
Phone jack, 1/4-inch, 3-pin PCB mount
For Headphones
$7.95 (Part #4178)
Click for details
Pitch bend/mod wheel assembly, Kawai
Pitch bend/mod wheel assembly, Kawai
$34.95 (Part #4517)
Click for details
Pitch bend/mod wheel, Kawai
Pitch bend/mod wheel, Kawai
$8.95 (Part #1398)
Click for details
Power adapter, 12VDC, 500mA
Power adapter, 12VDC, 500mA
$19.95 (Part #4573)
Click for details
Power inlet jack
Power inlet jack
$5.45 (Part #3062)
Click for details
Power switch, rocker type
Power switch, rocker type
$8.95 (Part #1354)
Click for details
Pushbutton tact switches, pkg of 10
Pushbutton tact switches, pkg of 10
$11.95 (Part #4572X)
Click for details
Screws, pkg of 10
Screws, pkg of 10
$3.95 (Part #2202)
Click for details
Slide potentiometer, 10KB, 30mm
Slide potentiometer, 10KB, 30mm
For Value
$14.95 (Part #4744)
Click for details
Slide potentiometer, 10KBx2, 30mm
Slide potentiometer, 10KBx2, 30mm
For Volume
$16.95 (Part #4743)
Click for details
Slider knob, Kawai
Slider knob, Kawai
$3.95 (Part #4520)
Click for details
Stop ring, pitch wheel spring
Stop ring, pitch wheel spring
$0.95 (Part #7697)
Click for details
Style 04W key, black note
$9.95 (Part #K04WBL)
Click for details
Style 04W key, note A
Style 04W key, note A
$10.95 (Part #K04WA)
Click for details
Style 04W key, note B or E
Style 04W key, note B or E
$10.95 (Part #K04WBE)
Click for details
Style 04W key, note C or F
$10.95 (Part #K04WCF)
Click for details
Style 04W key, note D
$10.95 (Part #K04WD)
Click for details
Style 04W key, note G
$10.95 (Part #K04WG)
Click for details
Style 04W key, top C note
$19.95 (Part #K04WC8)
Click for details
Value slider assembly, Kawai
Value slider assembly, Kawai
$19.95 (Part #4519)
Click for details
Volume slider assembly, Kawai
Volume slider assembly, Kawai
$21.95 (Part #4518)
Click for details