Eurorack + Modular
Synthesizers + Keyboards
Pedals + Effects
Studio + Recording
Controllers + Sequencing
High quality used electronic music gear—100% guaranteed. If you're looking for a great deal on a lightly used synth, electronic instruments, or other music equipment, you're in the right place.
Our selection of used gear runs the gamut: rare Eurorack modules, boutique effects pedals, vintage synthesizers and drum machines, professional studio gear, and much more. All of our used and vintage gear is 100% guaranteed to be fully functional, so you can buy with confidence. Plus, we offer financing and the option for free shipping on most orders.
We're constantly updating our used inventory—so keep your eyes here to see the latest additions!

![ADDAC System ADDAC306 VC Transitions [USED] ADDAC System ADDAC306 VC Transitions [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC306_VC_Transitions_Black_U23-37645_01.webp)
![ADDAC System 207 Intuitive Quantizer (Red) [USED] ADDAC System 207 Intuitive Quantizer (Red) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC207_Intuitive_Quantizer_Red_U23-37709_01.webp)
![ADDAC System ADDAC305 Manual Latches [USED] ADDAC System ADDAC305 Manual Latches [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC305_Manual_Latches_Red_U23-37223_01.webp)
![ADDAC System ADDAC221 CV to CC [USED] ADDAC System ADDAC221 CV to CC [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC221_CV_to_CC_Red_U23-37232_01.webp)
![Sequential Prophet-5 Polyphonic Analog Synthesizer Desktop Module [USED] Sequential Prophet-5 Polyphonic Analog Synthesizer Desktop Module [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Prophet-5_Desktop_Module_U23-36708_01.webp)
![Phase Phase Essential Controller [USED] Phase Phase Essential Controller [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/M/W/MWM_Phase_Essential_U23-35744_01.webp)
![ADDAC System ADDAC105 4 Voice Cluster (Black) [USED] ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC105_4_Voice_Cluster_Black_U23-36673_01_1.webp)
![Xodes SS14 Smart 1-to-4 Switch (3U) [USED] Xodes SS14 Smart 1-to-4 Switch (3U) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/X/o/Xodes_SS14_Smart_1-to-4_Switch_3U_U23-36537_01.webp)
![Xodes MLB Malleable Logic Block (3U) [USED] Xodes MLB Malleable Logic Block (3U) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/X/o/Xodes_MLB_Malleable_Logic_Block_3U_U23-36538_01.webp)
![ADDAC System ADDAC105 4 Voice Cluster (Black) [USED] ADDAC System ADDAC105 4 Voice Cluster (Black) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC105_4_Voice_Cluster_Black_U23-36439_01.webp)
![ADDAC System 601 VC Fixed Filterbank [USED] ADDAC System 601 VC Fixed Filterbank [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_8_Band_Voltage_Controlled_Fixed_Filterbank_U23-36434_01.webp)
![Sequential Pro 3 Hybrid Keyboard Synthesizer [USED] Sequential Pro 3 Hybrid Keyboard Synthesizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Pro_3_U23-36120_01.webp)
![ADDAC System ADDAC603 VC Triple Band Pass Filter [USED] ADDAC System ADDAC603 VC Triple Band Pass Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC603_VC_Triple_Bandpass_Filter_Black_U23-36173_01.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35610_01_7.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35611_01_6.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35612_01_5.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35613_01_4.webp)
![Plan B Model 9 Mixer / Attenuator [USED] Plan B Model 9 Mixer / Attenuator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_9_Mixer_Attenuator_U23-35604_01_3.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35614_01_3.webp)
![Plan B Model 9 Mixer / Attenuator [USED] Plan B Model 9 Mixer / Attenuator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_9_Mixer_Attenuator_U23-35605_01_2.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35615_01_2.webp)
![Plan B Model 9 Mixer / Attenuator [USED] Plan B Model 9 Mixer / Attenuator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_9_Mixer_Attenuator_U23-35606_01_1.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35616_01_1.webp)
![Plan B Model 29 Dynamic Mult [USED] Plan B Model 29 Dynamic Mult [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_29_Dynamic_Mult_U23-35608_01_1.webp)
![Plan B Model 9 Mixer / Attenuator [USED] Plan B Model 9 Mixer / Attenuator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_9_Mixer_Attenuator_U23-35607_01.webp)
![Plan B Model 37 ELF LFO [USED] Plan B Model 37 ELF LFO [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_37_ELF_LFO_U23-35603_01.webp)
![Plan B Model 36 Leveler [USED] Plan B Model 36 Leveler [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_36_Leveler_U23-35617_01.webp)
![Plan B Model 29 Dynamic Mult [USED] Plan B Model 29 Dynamic Mult [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_29_Dynamic_Mult_U23-35609_01.webp)
![Plan B Model 11 Twin Bandpass Filter [USED] Plan B Model 11 Twin Bandpass Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_11_Evil_Twin_Bandpass_Filter_U23-35600_01.webp)
![Plan B Model 10 Polyphonic Envelope [USED] Plan B Model 10 Polyphonic Envelope [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/P/l/PlanB_Model_10_Polyphonic_Envelope_U23-35602_01.webp)
![DigiTech Bass Synth Wah Bass Envelope Filter Pedal [USED] DigiTech Bass Synth Wah Bass Envelope Filter Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_X-Series_Bass_Synth_Wah_Pedal_U23-35488_01.webp)
![ADDAC System ADDAC203 Rev02 CV Mapping [USED] ADDAC System ADDAC203 Rev02 CV Mapping [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC203_Rev02_CV_Mapping_U23-35477_01.webp)
![Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED] Sequential Take 5 Polyphonic Analog Keyboard Synthesizer [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/S/e/Sequential_Take_5_Analog_Polysynth_U23-34996_01.webp)
![DigiTech PDS1700 Digital Stereo Chorus / Flanger Pedal [VINTAGE] DigiTech PDS1700 Digital Stereo Chorus / Flanger Pedal [VINTAGE]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/Digitech_PDS-_1700_U23-34485_01.webp)




![ADDAC System ADDAC402 Heuristic Rhythm Generator [USED] ADDAC System ADDAC402 Heuristic Rhythm Generator [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC402_Heuristic_Rhythm_Generator_Black_U23-33220_01.webp)
![DigiTech Whammy 4 Pitch Shifter Pedal [USED] DigiTech Whammy 4 Pitch Shifter Pedal [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_Whammy_4_U23-30932_01.webp)
![DigiTech FS300 Triple Footswitch [USED] DigiTech FS300 Triple Footswitch [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/D/i/DigiTech_FS300_U23-30726_01.webp)
![ADDAC System ADDAC705 Stinggy Filter [USED] ADDAC System ADDAC705 Stinggy Filter [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC705_Stinggy_Filter_Black_U23-30049_01.webp)
![Xodes GR2 Dual Gate Randomizer (1U) [USED] Xodes GR2 Dual Gate Randomizer (1U) [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/X/o/Xodes_GR2_Dual_Gate_Randomizer_1U_U23-28423_01.webp)
![ADDAC System ADDAC506B Stochastic Function Generator Expansion [USED] ADDAC System ADDAC506B Stochastic Function Generator Expansion [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC506B_Stochastic_Expansion_U23-25259_01.webp)
![ADDAC System ADDAC101 WAV Player [USED] ADDAC System ADDAC101 WAV Player [USED]](https://www.perfectcircuit.com/media/catalog/product/cache/ded690e21f7abf5f4eba2c2c5d3bf323/A/D/ADDACSystem_ADDAC101_WAV_Player_Red_U23-24206_01.webp)
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