{"product_id":"qsc-mpa-q-8x125-8-channel-125w-q-sys-network-amplifier","title":"QSC MPA-Q 8x125 – 8-Channel 125W Q-SYS Network Amplifier","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe QSC MPA-Q 8x125 is an eight-channel, 125 W per channel Q-SYS network amplifier designed for medium-power distributed audio applications within the Q-SYS ecosystem. Part of the MPA-Q Series — QSC's mid-power tier in the Q-SYS network amplifier portfolio — the MPA-Q 8x125 delivers the ideal balance of channel count and output power for hospitality, retail, entertainment, and corporate environments where many independently controlled zones are required at moderate power levels. \u003ca href=\"https:\/\/creationnetworks.net\"\u003eCreation Networks\u003c\/a\u003e is an authorized QSC dealer supplying and integrating the MPA-Q Series for commercial AV projects nationwide.\u003c\/p\u003e\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe MPA-Q 8x125 provides 125 W per channel across eight independently configurable output channels with Lo-Z, Hi-Z, 70 V, and 100 V direct drive available on every channel — no bridging or manual switches required. Eight analog line-level inputs are fully routable into Q-SYS or can drive outputs directly. Two gigabit Ethernet ports provide redundant Q-LAN networked audio, and LAN A optionally accepts PoE (802.3af Type 1) to enable rapid audio restore after a power interruption. Standalone Mode automatically switches to available analog inputs if network connectivity drops, ensuring audio continuity. The full-rack-width, 2RU quiet fan-cooled chassis supports rack or surface mounting and includes four GPI inputs and two NO\/NC output relays for control integration. The 8x125 is the highest-channel-count, efficiency-optimized model in the MPA-Q Series, ideal when maximizing zone coverage per rack unit is a design priority.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e8 output channels at 125 W per channel (continuous, all channels driven)\u003c\/li\u003e\n\u003cli\u003eLo-Z, Hi-Z, 70 V, and 100 V direct drive on all channels — no bridging or manual switches needed\u003c\/li\u003e\n\u003cli\u003e8 analog line-level inputs, fully routable into Q-SYS or direct out\u003c\/li\u003e\n\u003cli\u003eTwo gigabit Ethernet ports for redundant Q-LAN networked audio\u003c\/li\u003e\n\u003cli\u003eLAN A accepts optional PoE (802.3af Type 1) for quick audio restore after power outage\u003c\/li\u003e\n\u003cli\u003eStandalone Mode: automatic failover to analog inputs if network connectivity drops\u003c\/li\u003e\n\u003cli\u003eAnalog Mode: bypasses network audio for fully analog amplifier operation with front-panel configuration\u003c\/li\u003e\n\u003cli\u003eDSP per channel: Gain, Polarity, IIR Filters (HPF, Parametric, Shelf, Array Correction), FIR Filters (1024 taps), Delay (up to 2020 ms), Limiters (narrow-band, RMS, peak)\u003c\/li\u003e\n\u003cli\u003e4 GPI inputs and 2 NO\/NC output relays for external control integration\u003c\/li\u003e\n\u003cli\u003eFull-rack-width, 2RU quiet fan-cooled form factor; rack or surface mountable\u003c\/li\u003e\n\u003cli\u003e100–240 V, 50\/60 Hz universal power input\u003c\/li\u003e\n\u003cli\u003eHighest channel count in the MPA-Q Series — maximum zone coverage per rack unit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTypical Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHotels and restaurants with many small-to-medium zones requiring individual volume control\u003c\/li\u003e\n\u003cli\u003eRetail stores and shopping centers with zone-by-zone background music management\u003c\/li\u003e\n\u003cli\u003eCorporate offices with multiple conference rooms, lobbies, and common areas\u003c\/li\u003e\n\u003cli\u003eEntertainment venues with distributed ceiling speaker zones across large floor areas\u003c\/li\u003e\n\u003cli\u003eHouses of worship with numerous overflow, lobby, and patio audio zones\u003c\/li\u003e\n\u003cli\u003eGovernment buildings and campus facilities with widespread paging infrastructure\u003c\/li\u003e\n\u003cli\u003eAny project where maximizing zone count per amplifier rack unit is a design priority\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power (per channel, all ch driven)\u003c\/td\u003e\n\u003ctd\u003e125 W (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance Options\u003c\/td\u003e\n\u003ctd\u003eLo-Z (8Ω, 4Ω, 2Ω), 70 V, 100 V, Hi-Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input Dynamic Range\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;108 dB (unweighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance @ 1 kHz\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;11k balanced; \u0026gt;5.5k unbalanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSample Rate\u003c\/td\u003e\n\u003ctd\u003e48 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDSP\u003c\/td\u003e\n\u003ctd\u003eGain, Polarity, IIR Filters, FIR (1024 taps\/ch), Delay (up to 2020 ms\/ch), Limiters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetworking\u003c\/td\u003e\n\u003ctd\u003e2× 1 Gbps Ethernet (LAN A: optional PoE 802.3af Type 1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPI \/ Relays\u003c\/td\u003e\n\u003ctd\u003e4 GPI inputs (0–3.3 V DC closure); 2 NO\/NC output relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio I\/O Connectors\u003c\/td\u003e\n\u003ctd\u003eOutput: 8× 4-pin Euro 7.62 mm; Input: 8× 3-pin Euro 3.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Power Input\u003c\/td\u003e\n\u003ctd\u003e100–240 V, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eFull-rack width, 2RU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e32°–104° F (0°–40° C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e5%–85% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eQuiet fan-cooled; suitable for co-location with loudspeakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cdl\u003e\n\u003cdt\u003eHow does the MPA-Q 8x125 compare to the MPA-Q 8x250?\u003c\/dt\u003e\n\u003cdd\u003eBoth models offer 8 output channels with the same feature set, connectivity, and DSP capabilities. The key difference is output power: the 8x125 delivers 125 W per channel while the 8x250 delivers 250 W per channel. The 8x125 is the right choice when 125 W is sufficient for the loudspeaker loads in each zone, allowing more zones per amplifier at a lower cost per channel.\u003c\/dd\u003e\n\u003cdt\u003eWhat happens if the network connection drops?\u003c\/dt\u003e\n\u003cdd\u003eStandalone Mode automatically switches to the available analog line inputs when network connectivity is lost. Audio resumes from those analog sources without any manual intervention, and switches back to Q-LAN network audio when connectivity is restored.\u003c\/dd\u003e\n\u003cdt\u003eCan the MPA-Q 8x125 run independently of a Q-SYS Core?\u003c\/dt\u003e\n\u003cdd\u003eYes. With the rear-panel Mode switch set to Analog Mode, the unit operates as a standard analog amplifier, routing analog inputs directly to outputs. Basic channel parameters (gain, mute, impedance, bridge) are configurable from the front-panel display in this mode.\u003c\/dd\u003e\n\u003cdt\u003eIs the MPA-Q 8x125 suitable for 70 V and 100 V distributed speaker systems?\u003c\/dt\u003e\n\u003cdd\u003eYes. All output channels support Lo-Z (2, 4, 8Ω), 70 V, 100 V, and Hi-Z operation, all configurable in Q-SYS Designer Software without any hardware changes.\u003c\/dd\u003e\n\u003cdt\u003eCan Creation Networks help me choose between MPA-Q models?\u003c\/dt\u003e\n\u003cdd\u003e\n\u003ca href=\"https:\/\/creationnetworks.net\"\u003eCreation Networks\u003c\/a\u003e is an authorized QSC dealer with expertise in Q-SYS system design. Contact us for guidance on amplifier selection, zone power calculations, and complete Q-SYS integration services.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"QSC","offers":[{"title":"Default Title","offer_id":47780537893100,"sku":"MPA-Q 8x125","price":3550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/7982\/4364\/files\/MPA-Q_8x125-hdr-Sliders-hero_crop.jpg?v=1782256307","url":"https:\/\/creationnetworks.net\/products\/qsc-mpa-q-8x125-8-channel-125w-q-sys-network-amplifier","provider":"Creation Networks","version":"1.0","type":"link"}