{"product_id":"edwards-siga-aa50-intelligent-audio-amplifier-ready-to-ship","title":"Edwards SIGA-AA50 50W Intelligent Audio Amplifier with Dual Input and 25\/70 VRMS Output","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Edwards SIGA-AA50 is an intelligent 50 W audio amplifier designed for emergency voice evacuation and mass notification systems. Featuring dual audio inputs and selectable 25 VRMS or 70 VRMS speaker outputs, it provides reliable audio amplification for compatible Edwards fire alarm and life safety systems. The amplifier is engineered to deliver clear voice messaging and emergency tones in commercial, institutional, and industrial applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEdwards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Safety Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIGA-AA50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Safety Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 W @ 25 VRMS or 70 VRMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 (dual input supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Levels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 VRMS or 25 VRMS maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent – Standby\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 mA @ 24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent – Active\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8 A @ 24 V full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e800 Hz to 2.8 kHz (ULI), 400 Hz to 4 kHz (ULC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHarmonic Distortion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass B (Style Y) or Class A (Style Z)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEOL Resistor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e47 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Enclosures\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPS6A, APS10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Power Sources\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSystem power, BPS6A\/10A, APS6A\/10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignature Data Circuit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 module addresses, Signature Series CC2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Wire Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12–18 AWG (0.75–2.5 mm²)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackup Tone\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 kHz onboard generator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 °F to 120 °F (0 °C to 49 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 93%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eSIGA-AA50\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe SIGA-AA50 is part of the Edwards Signature amplifier family, engineered for high-efficiency audio distribution in fire alarm voice evacuation systems. It connects directly to the Signature data circuit, allowing channel switching and amplifier monitoring through system software without additional control modules. Designed with two audio inputs, it accepts either line-level (1 VRMS) or amplified (25 VRMS) signals, offering flexibility in project design. Backup is supported either through dedicated amplifiers or by utilizing the onboard 1 kHz tone generator, which activates in case of input failure. The unit is housed in APS6A or APS10A enclosures and operates on 24 VDC system power or dedicated supplies.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Power Output: Delivers 50 watts at 25 VRMS or 70 VRMS.\u003c\/li\u003e\n\u003cli\u003eDual Audio Inputs: Accepts 1 VRMS line level or 25 VRMS amplified input signals.\u003c\/li\u003e\n\u003cli\u003eSignature Data Circuit Control: Enables software-based channel switching without extra modules.\u003c\/li\u003e\n\u003cli\u003eIntegrated Backup Options: Supports backup amplifier connection or automatic 1 kHz tone generator.\u003c\/li\u003e\n\u003cli\u003eLow Distortion Performance: Harmonic distortion rated at less than 5%.\u003c\/li\u003e\n\u003cli\u003eFlexible Configuration: Operates in Class B (Style Y) or Class A (Style Z) wiring.\u003c\/li\u003e\n\u003cli\u003eSystem Supervision: Communicates amplifier status directly to the main control panel.\u003c\/li\u003e\n\u003cli\u003eRugged Installation: Compatible with APS6A and APS10A enclosures for secure mounting.\u003c\/li\u003e\n\u003cli\u003eUL\/ULC Listed: Meets stringent standards for fire and life safety systems.\u003c\/li\u003e\n\u003cli\u003eWide Operating Range: Functions in temperatures from 32 °F to 120 °F and up to 93% RH.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SIGA-AA50 delivers the output power, flexibility, and supervision required for emergency communication and life safety applications.\u003c\/p\u003e","brand":"Edwards EST","offers":[{"title":"Default Title","offer_id":50625373864234,"sku":"SIGA-AA50","price":720.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l960_5e0b0073-4d89-4305-bb6a-039278ff9c59.webp?v=1758615816","url":"https:\/\/iqelectro.com\/products\/edwards-siga-aa50-intelligent-audio-amplifier-ready-to-ship","provider":"IQElectro","version":"1.0","type":"link"}