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Yamaha P155

Released in 2009

The P155 is an 88-note digital piano, available in three different finishes. It has 128-note polyphony, effects, and built-in speakers.

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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.

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Button with LED window, Yamaha
Button with LED window, Yamaha
$6.95 (Part #12270)
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Button, black, Yamaha
Button, black, Yamaha
For P-155/P-155B
$6.95 (Part #11629)
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Button, gray, Yamaha
Button, gray, Yamaha
For P-155S
$6.95 (Part #11631)
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Buttons with LED window, Yamaha
Buttons with LED window, Yamaha
$6.95 (Part #12271)
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Contact strip, 11-note, Yamaha
Contact strip, 11-note, Yamaha
For top 11 notes only
$13.95 (Part #4759)
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Contact strip, 12-note, Yamaha
Contact strip, 12-note, Yamaha
$13.95 (Part #4758)
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Contact strip, 5-note, Yamaha
Contact strip, 5-note, Yamaha
For bottom 5 notes only
$12.95 (Part #4760)
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Display, 3-digit LED
Display, 3-digit LED
$14.95 (Part #11953)
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Hammer weight #1, white key, Yamaha
Hammer weight #1, white key, Yamaha
$5.95 (Part #4434)
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Hammer weight #2, white key, Yamaha
Hammer weight #2, white key, Yamaha
$5.95 (Part #4481)
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Hammer weight #3, black key, Yamaha
Hammer weight #3, black key, Yamaha
$5.95 (Part #4276)
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Hammer weight #3, white key, Yamaha
Hammer weight #3, white key, Yamaha
$5.95 (Part #4515)
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Hammer weight #4, black key, Yamaha
Hammer weight #4, black key, Yamaha
$5.95 (Part #4755)
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Hammer weight #4, white key, Yamaha
Hammer weight #4, white key, Yamaha
$5.95 (Part #4754)
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Jack board, Yamaha
Jack board, Yamaha
$46.95 (Part #12016)
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Key actuator pad, rubber, Yamaha
Key actuator pad, rubber, Yamaha
$2.95 (Part #1268)
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Key contact board, 24-note (Upper), Yamaha
Key contact board, 24-note (Upper), Yamaha
$24.95 (Part #5785)
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Key contact board, 30-note (Mid), Yamaha
Key contact board, 30-note (Mid), Yamaha
$32.95 (Part #5784)
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Key contact board, 34-note (Low), Yamaha
Key contact board, 34-note (Low), Yamaha
$49.95 (Part #5783)
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Key return flat spring
Key return flat spring
$2.95 (Part #KEYSPY)
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Key return flat springs, pkg of 10
Key return flat springs, pkg of 10
$23.95 (Part #KEYSPYX)
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Keybed assembly, 88-note, Yamaha
Keybed assembly, 88-note, Yamaha
$459.95 (Part #9556)
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Keybed cushion, 88-note, lower
Keybed cushion, 88-note, lower
(Hammers rest against this)
$34.95 (Part #4756)
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Keybed cushion, 88-note, Yamaha
Keybed cushion, 88-note, Yamaha
(Hammers strike against this)
$34.95 (Part #7191)
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Knob, black, Yamaha
Knob, black, Yamaha
For Volume (black P155)
$7.95 (Part #3181)
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Knob, Yamaha
Knob, Yamaha
For Volume (silver P155)
$7.95 (Part #4314)
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MIDI jack, female
MIDI jack, female
For MIDI In, Out
$7.95 (Part #11617)
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Music rest, Yamaha
Music rest, Yamaha
$97.95 (Part #1774)
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Pedal, damper-style
Pedal, damper-style
For Sustain Pedal
$44.95 (Part #VFP115)
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Pedal, Expression/Control
Pedal, Expression/Control
For Aux Pedal
$52.95 (Part #VP26U)
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Phone jack, 1/4-inch, 4-pin PCB mount
Phone jack, 1/4-inch, 4-pin PCB mount
For Aux Out R, Sustain and Aux Pedals
$9.95 (Part #4978)
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Phone jack, 1/4-inch, 5-pin PCB mount
Phone jack, 1/4-inch, 5-pin PCB mount
For Aux In L/L+R, Aux Out L/L+R
$9.95 (Part #1983)
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Phone jack, 1/4-inch, 7-pin PCB mount
Phone jack, 1/4-inch, 7-pin PCB mount
For Phones
$9.95 (Part #3634)
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Potentiometer, 10KAx2 rotary
Potentiometer, 10KAx2 rotary
For Volume
$9.95 (Part #4163)
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Power adapter, 16VDC
Power adapter, 16VDC
$69.95 (Part #2644)
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Power inlet board, Yamaha
Power inlet board, Yamaha
$39.95 (Part #10042)
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Power inlet jack
Power inlet jack
$9.95 (Part #1931)
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Power switch, pushbutton
Power switch, pushbutton
$9.95 (Part #1826)
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Pushbutton tact switch, 7mm, 2-pin
Pushbutton tact switch, 7mm, 2-pin
$1.95 (Part #2098)
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Rubber foot, 3/4-inch tall
Rubber foot, 3/4-inch tall
$4.95 (Part #2842)
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Screws, black, 16mm, set of 6
Screws, black, 16mm, set of 6
For attaching keyboard to stand
$8.95 (Part #11324)
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Speaker, 13cm, Yamaha
Speaker, 13cm, Yamaha
$29.95 (Part #10497)
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Style 23U key, black note
Style 23U key, black note
$9.95 (Part #K23UBL)
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Style 23U key, bottom A note
Style 23U key, bottom A note
$13.95 (Part #K23UAB)
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Style 23U key, note A
Style 23U key, note A
$12.95 (Part #K23UA)
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Style 23U key, note B
Style 23U key, note B
$12.95 (Part #K23UB)
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Style 23U key, note C
Style 23U key, note C
$12.95 (Part #K23UC)
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Style 23U key, note D
Style 23U key, note D
$12.95 (Part #K23UD)
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Style 23U key, note E
Style 23U key, note E
$12.95 (Part #K23UE)
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Style 23U key, note F
Style 23U key, note F
$12.95 (Part #K23UF)
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Style 23U key, note G
Style 23U key, note G
$12.95 (Part #K23UG)
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Style 23U key, top C note
Style 23U key, top C note
$13.95 (Part #K23UC8)
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USB connector, Type A
USB connector, Type A
To Device
$6.95 (Part #11860)
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USB connector, Type B
USB connector, Type B
$6.95 (Part #3487)
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