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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.

Replacement Keys

Crystal, 4.00000 MHz
$2.95 (Part #8371)
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$2.95 (Part #8371)

Diode, 1N4148
$0.95 (Part #3788)
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$0.95 (Part #3788)

IC, 3046 transistor array
$12.95 (Part #3306)
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$12.95 (Part #3306)

IC, 3080 OTA
$8.95 (Part #3298)
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$8.95 (Part #3298)

IC, 4007 dual FET/inverter
$2.95 (Part #3738)
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$2.95 (Part #3738)

IC, 40106 Hex Schmitt trigger
$2.95 (Part #2128)
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$2.95 (Part #2128)

IC, 4013 flip-flop
$2.95 (Part #3322)
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$2.95 (Part #3322)

IC, 4016 quad analog switch
$2.95 (Part #3302)
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$2.95 (Part #3302)

IC, 4051 multiplexer chip
$2.95 (Part #4319)
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$2.95 (Part #4319)

IC, 4066 quad bilateral switch
$2.95 (Part #3723)
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$2.95 (Part #3723)

IC, 4558 dual op amp
$2.95 (Part #3387)
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$2.95 (Part #3387)

IC, 6012 12-bit DAC
$14.95 (Part #5065)
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$14.95 (Part #5065)

IC, 723 linear regulator
$3.95 (Part #3428)
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$3.95 (Part #3428)

IC, 741 op amp
$2.95 (Part #3297)
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$2.95 (Part #3297)

IC, 7417 hex buffer
$3.95 (Part #1833)
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$3.95 (Part #1833)

IC, 7447 LED display driver
$7.95 (Part #5210)
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$7.95 (Part #5210)

IC, 74LS00N quad gate
$2.95 (Part #3429)
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$2.95 (Part #3429)

IC, 74LS02 quad NOR gate
$2.95 (Part #1757)
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$2.95 (Part #1757)

IC, 74LS04 hex inverter
$2.95 (Part #3147)
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$2.95 (Part #3147)

IC, 74LS125 quad buffer
$2.95 (Part #5226)
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$2.95 (Part #5226)

IC, 74LS138 decoder/demultiplexer
$3.95 (Part #3251)
Click for details
$3.95 (Part #3251)

IC, 74LS367 buffer/line driver
$3.95 (Part #4224)
Click for details
$3.95 (Part #4224)

IC, 74LS378 flip-flop
$3.95 (Part #5214)
Click for details
$3.95 (Part #5214)

IC, 74LS393 dual binary counter
$3.95 (Part #5225)
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$3.95 (Part #5225)

IC, 74LS74 dual flip-flop
$2.95 (Part #3396)
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$2.95 (Part #3396)

IC, LF353N dual op amp
$2.95 (Part #2090)
Click for details
$2.95 (Part #2090)

IC, LM358 dual op amp
$2.95 (Part #2130)
Click for details
$2.95 (Part #2130)

IC, MM5837N noise generator
$14.95 (Part #5369)
Click for details
$14.95 (Part #5369)

IC, Z80 microprocessor
$5.95 (Part #10128)
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$5.95 (Part #10128)

Key contact assembly, 1-note
$21.95 (Part #9482)
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$21.95 (Part #9482)

Key contact assembly, 6-note
$36.95 (Part #3596)
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$36.95 (Part #3596)

Key contact assembly, 6-note
$37.95 (Part #9481)
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$37.95 (Part #9481)

Key contact assembly, 7-note
$39.95 (Part #3595)
Click for details
$39.95 (Part #3595)

Knob, rotary, Moog
$4.95 (Part #4374)
Click for details
$4.95 (Part #4374)

Knob, rotary, Moog
$4.95 (Part #4374W)
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$4.95 (Part #4374W)

Nut, for 1/4-inch phone jack
$0.45 (Part #4301)
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$0.45 (Part #4301)

Pitch bend/mod wheel, Moog
$17.95 (Part #3620)
Click for details
$17.95 (Part #3620)

Power cord
$7.95 (Part #PC)
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$7.95 (Part #PC)

Rubber foot, 3/8-inch tall
$1.45 (Part #4295)
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$1.45 (Part #4295)

Style 49U key, black note
$12.95 (Part #K49UBL)
Click for details
$12.95 (Part #K49UBL)

Style 49U key, note A
$16.95 (Part #K49UA)
Click for details
$16.95 (Part #K49UA)

Style 49U key, note B
$16.95 (Part #K49UB)
Click for details
$16.95 (Part #K49UB)

Style 49U key, note C
$16.95 (Part #K49UC)
Click for details
$16.95 (Part #K49UC)

Style 49U key, note D
$16.95 (Part #K49UD)
Click for details
$16.95 (Part #K49UD)

Style 49U key, note E
$16.95 (Part #K49UE)
Click for details
$16.95 (Part #K49UE)

Style 49U key, note F
$16.95 (Part #K49UF)
Click for details
$16.95 (Part #K49UF)

Style 49U key, note G
$16.95 (Part #K49UG)
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$16.95 (Part #K49UG)

Style 49U key, top C note
$24.95 (Part #K49UC8)
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$24.95 (Part #K49UC8)

Transistor, 2N3392
$2.95 (Part #5558)
Click for details
$2.95 (Part #5558)

Transistor, 2N3904
$1.95 (Part #5176)
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$1.95 (Part #5176)

Transistor, E402 dual N-channel FET
$39.95 (Part #2131)
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$39.95 (Part #2131)

Voltage regulator, 7805
$2.95 (Part #2256)
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$2.95 (Part #2256)

Voltage regulator, 78L05
$2.95 (Part #2339)
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$2.95 (Part #2339)