QSC can no longer service these products:
| Amplifiers | |
| A-Series | All | 
| CMX Series | 120V - CMX300V, CMX500V, CMX800V, CMX2000V) (230V - CMX300V, CMX500V, CMX800V, CMX2000V | 
| EX Series | EX800, EX1250, EX1600, EX2500, EX4000 | 
| Legacy CX Series | CX4, CX4T, CX6, CX6T, CX12, CX12T | 
| MX and Mxa Series | MX700, MX1000A, MX1500, MX1500A, MX2000, MX2000A, MX3000A | 
| PLX Series | PLX1202, PLX1602, PLX2402, PLX3002, PLX3402, PLX1104, PLX1804 | 
| PLX2 Series | PLX1802, PLX2502, PLX3102, PLX3602 | 
| PowerLight Series | PL1.0, PL1.0HV, PL1.4, PL1.5X, PL1.6HVX, PL1.8, PL2.0HV, PL2.4MB, PL3.4, PL3.8X, PL4.0, PL6.0, PL6.0II, PL9.0 | 
| PowerLight 2 Series | PL218, PL224, PL230, PL236, including "A" models | 
| PowerLight 3 Series | PL325, PL340 | 
| RMX Series | RMX850, RMX1450, RMX1850HD, RMX2450, RMX4050HD, RMX5050 | 
| Series One | 1080, 1100, 1200, 1400, 1700 | 
| Series Three | 3200, 3350, 3500, 3800 | 
| Series Two | MPS2300, A2150, A2300 | 
| Sonetic Series | SA185, SA425, SA650 | 
| SRA Series | SRA1222, SRA2422, SRA3622 | 
| USA Series | USA370, USA400, USA850, USA900, USA1300, USA1310 | 
| Processors, I/O, Test & Measurement, Media Servers | |
| Attero Tech | unDNEMO-BT | 
| BASIS Series | BASIS 904zz, BASIS 922az, BASIS 922uz, BASIS 914lz, BASIS 722az, BASIS 902zz, BASIS 922dz | 
| CM Series | CM-10D3, CM-8A, CM-8B, CM-8D | 
| CM16 Series | CM16, CM16A | 
| Cores Series | CORE 1000, CORE 1000 TYPE 2, CORE 3000, CORE 3000 TYPE 2, CORE 4000, CORE 4000 TYPE 2, CORE 250i, CORE 250i CTO, CORE 500i | 
| DCM Series | DCM-1, DCM-2, DCM-3, DCM-10, DCM-10D, DCM-30 | 
| DCP Series | DCP-300 Legacy, DCP-200 | 
| DSP Series | DSP-3, DSP-4, DSP-30, DSP-322ua | 
| DXP Series | DXP Digital Expansion Processor | 
| IRH Series | 280i, 281i | 
| IRC Series | IRC-28, IRC-28C, IRC-28C-N | 
| I/O Frame Series | I/O Frame Type 1, I/O Frame 8s, I/O Frame 8s CTO | 
| JSD Series | JSD-80 | 
| NAC Series | NAC-100 | 
| PS Series | PS-400G, PS-400H, PS-410H, PS-800G, PS-800H | 
| RAVE Series | RAVE 161s, RAVE 80s, RAVE 81s, RAVE 88s, RAVE 160s, RAVE 160s-24, RAVE 161s-24, RAVE 188s, RAVE 188s-24, RAVE 520uz, RAVE 522aa, RAVE 522ua | 
| SC Series | SC-28 | 
| Test & Measurement Series | LSS-100P, PCA-100+, MMP-10, VCC-102 | 
| TSC Series | TSC-3, TSC-8, TSC-8-BX, TSC-47w-G2 | 
| USL Series | DAX-602, MMP-10, CMS-2200, CMS-5000 | 
| USL Series Processors | PCA-100 | 
| XTM Series | XTM-300A | 
| Loudspeakers | |
| AD-C Series | AD-C42T, AD-Ci52T, AD-Ci52ST | 
| AD-S Series | AD-S52, AD-S52T, AD-S82, AD-S82H | 
| CSM Series | CSM10, CSM12, CSM15 | 
| DCS Series | HF-63, HF-63X1, HF-63X2, HF-75, HF-75B, HF-75BX1, HF-75BX2, MH-1063, MH-1075B, SR-110, SR-110B, SR-18, SR-26, SR-46, SR-8100 | 
| HPR Series | HPR122i, HPR151i, HPR152i ,HPR153i, HPR181i, HPR152F, HPR153F, HPR151W, HPR181W | 
| ILA Series | WL115sw | 
| ISIS Series | 102M, 102WDD, 122M, 152M, I-215PCM, I-82H, I-282H | 
| K Series | K8, K10, K12, KSub | 
| MD Series | All Powered and Passive MD speakers | 
| Screen Channel Series | SC-312, SC-312XC, SC-312B, SC-312X, SC-312XB, SC-322, SC-322C, SC-322B, SC-322X, SC-322XB, SC-322XC, SC-323, SC-323B, SC-323C, SC-323H, SC-412, SC-412B, SC-413, SC-413B, SC-413H, SC-324, SC-422, SC-422B, SC-423, SC-423B, SC-423H, SC-423-8, SC-423B-8, SC-423H-8, SC-423C-8, SC-424-8, SC-433, SC-433B, SC-443, SC-443B | 
| Weatherized WideLine Series | WL2102-WX, WL3082-WX | 
NOTE: QSC does not service any products 25 years or older.
QSC will support Limited Service for these products:
For Q-SYS products, see Q-SYS Discontinued Products for Limited Service status.
For QSC products, see QSC Discontinued Products for Limited Service status.