{"product_id":"rotel-rmb-1555-5-channel-power-amplifier","title":"Rotel RMB-1555 5-Channel Power Amplifier (120W x5) | RMB1555","description":"\u003ch2\u003eRotel RMB-1555 5-Channel Power Amplifier\u003c\/h2\u003e\n\u003cp\u003eThe Rotel RMB-1555 is a dedicated 5-channel Class A\/B power amplifier engineered for continuous, all-channels-driven home theater use. It delivers \u003cstrong\u003e120 W\/ch into 8 Ω (5 channels driven)\u003c\/strong\u003e and \u003cstrong\u003e170 W\/ch into 4 Ω (5 channels driven)\u003c\/strong\u003e, using a high-current toroidal transformer, British-made slit-foil capacitors, and discrete output devices for control, stability, and long-term reliability in real-world surround systems.\u003c\/p\u003e\n\u003ch3\u003eDealer Quick Fit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for\u003c\/strong\u003e: L\/C\/R + surround amplification from any AVR\/processor with 5-channel pre-outs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: 120 W\/ch (8 Ω, 5ch driven) • 170 W\/ch (4 Ω, 5ch driven)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput format\u003c\/strong\u003e: 5-channel \u003cstrong\u003eanalog RCA\u003c\/strong\u003e (unbalanced)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl\u003c\/strong\u003e: 12V trigger \u003cstrong\u003ein\/out\u003c\/strong\u003e + rear trigger mode selector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack\u003c\/strong\u003e: 4U front-panel height • rack ears included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Dealers Care\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonest multi-channel power\u003c\/strong\u003e: specified with \u003cstrong\u003eall 5 channels driven\u003c\/strong\u003e, matching real theater loads instead of 1–2 channel marketing specs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-current supply architecture\u003c\/strong\u003e: toroidal transformer + slit-foil energy storage supports dynamic peaks and improved speaker control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstaller-friendly control\u003c\/strong\u003e: 12V trigger in\/out and a trigger mode switch simplify automation and rack integration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePower \u0026amp; Performance Snapshot\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption style=\"text-align: left; font-weight: 600; padding: 6px 0;\"\u003eKey performance specifications\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eSpec\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContinuous Power Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 W\/ch (8 Ω, 5 channels driven) • 170 W\/ch (4 Ω, 5 channels driven)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTHD (20 Hz–20 kHz)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Hz–100 kHz (+0.5 dB, −3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eS\/N Ratio (IHF “A”)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e116 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDamping Factor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26.5 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeaker Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Ω minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eConnections \u0026amp; Control\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e: 5 × RCA (unbalanced) for 5-channel processor\/AVR pre-outs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Outputs\u003c\/strong\u003e: 5 channels via heavy-duty binding posts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Trigger\u003c\/strong\u003e: 3.5 mm \u003cstrong\u003eIN\u003c\/strong\u003e and \u003cstrong\u003eOUT\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrigger Mode Selector\u003c\/strong\u003e: rear-panel toggle for manual vs. trigger-controlled power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack \/ Ventilation\u003c\/strong\u003e: rear-panel fan\/ventilation control provisions for rack installs (set based on airflow\/noise priorities)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes (Dealer-Useful)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal chain\u003c\/strong\u003e: ideal pairing is a surround processor\/AVR with \u003cstrong\u003e5-channel pre-outs\u003c\/strong\u003e. Maintain consistent channel mapping (Front L\/R, Center, Surround L\/R) from processor outputs to amp inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrigger behavior\u003c\/strong\u003e: use the rear trigger mode selector for automated on\/off; 12V trigger output can cascade power to additional components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker loads\u003c\/strong\u003e: rated for \u003cstrong\u003e4 Ω minimum\u003c\/strong\u003e. For difficult speakers or tight racks, prioritize ventilation and cable integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack planning\u003c\/strong\u003e: allow airflow above\/below and avoid blocking ventilation openings; confirm thermal headroom for sustained high-output theaters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCore Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption style=\"text-align: left; font-weight: 600; padding: 6px 0;\"\u003eElectrical, mechanical, and power details\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eCategory\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Sensitivity \/ Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 V \/ 12 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e650 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandby Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBTU Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1683 BTU\/h (4 Ω, 1\/8 power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e431 × 188 × 454 mm (17.0 × 7.5 × 17.9 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront Panel Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4U (176.8 mm \/ 7.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.8 kg (48.0 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eDealer Logistics (MSRP \/ UPC \/ Carton)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMSRP\u003c\/strong\u003e: $2,599 (MSRP only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e: 5 Years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mount\u003c\/strong\u003e: rack ears included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable\u003e\n\u003ccaption style=\"text-align: left; font-weight: 600; padding: 6px 0;\"\u003eFinish variants and logistics\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eFinish\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eUPC\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003eRMB1555B\u003c\/td\u003e\n\u003ctd\u003e672563200113\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSilver\u003c\/td\u003e\n\u003ctd\u003eRMB1555S\u003c\/td\u003e\n\u003ctd\u003e672563700118\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x: auto; margin-top: 10px;\"\u003e\n\u003ctable\u003e\n\u003ccaption style=\"text-align: left; font-weight: 600; padding: 6px 0;\"\u003eShipping carton (each)\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eShipping Weight\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eCarton (L × W × H)\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eProduct Weight\u003c\/th\u003e\n\u003cth style=\"text-align: left;\" scope=\"col\"\u003eProduct (W × H × D)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e61 lb\u003c\/td\u003e\n\u003ctd\u003e22 × 22 × 12 in\u003c\/td\u003e\n\u003ctd\u003e48 lb\u003c\/td\u003e\n\u003ctd\u003e17.0 × 7.5 × 17.88 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFinish Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBlack\u003c\/li\u003e\n\u003cli\u003eSilver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRack ears\u003c\/li\u003e\n\u003cli\u003ePower cord\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ (Dealer-Level)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes RMB-1555 have balanced XLR inputs?\u003c\/strong\u003e No — RCA analog inputs only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the 4 Ω power rating with all channels driven?\u003c\/strong\u003e Yes — 170 W\/ch into 4 Ω (5 channels driven).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it be automated in a rack?\u003c\/strong\u003e Yes — 12V trigger in\/out plus a rear trigger mode selector for automated power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat speaker impedance is supported?\u003c\/strong\u003e 4 Ω minimum.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rotel","offers":[{"title":"Black","offer_id":45106036572351,"sku":"RMB1555B","price":1827.56,"currency_code":"CAD","in_stock":true},{"title":"Silver","offer_id":45106036605119,"sku":"RMB1555S","price":1827.56,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0410\/6262\/9541\/files\/rmb1555_black.jpg?v=1769664609","url":"https:\/\/www.simplycontrolled.ca\/products\/rotel-rmb-1555-5-channel-power-amplifier","provider":"Simply Controlled","version":"1.0","type":"link"}