4*250W Cost Effective High Efficient Multi 4 Channel Class D Power Amplifier with/Without 24VDC RMS PA Audio Powerful Amplifier

4*250W Cost Effective high efficient Multi Dual channel class D power amplifier with/without 24VDC PA powerful amplifier professional audio DescriptionHighly flexible class D amplifiers available at 120W, 250W,500W RMS Power; 1, 2 or 4 channels respectively, and equipped with phoenix inputs for a variety of voice and background music applications such as retail shops, restaurants and bars, service centers, houses of worship, warehouses and many more.  Features< High efficient at 80 to 90% conversion rate < Ground connectiong < Individual volume control for each channel < Reliability. Each channel has individual power supply to ensure the highest standard < LED level meter < Speaker output short circuit protection < 24VDC back up power supply< Light weight and compact 1U design    PD-1250T @ 1*250W RMS Power PD-2250T @ 2*250W RMS Power PD-4250 @ 4*250W RMS Power PD-1250T DC @ 1*250W RMS Power With 24DC PSU PD-2250T DC @ 2*250W RMS Power With 24DC PSU PD-4250DC @ 4*250W RMS Power With 24DC PSU   Note: MA-TD DANTE: Optional DANTE module, can add to the PD series amp model with T MA-TD DSP: Optional DSP module, can add to the PD series amp model with T MA-TD IP: Optional IP module, can add to the PD series amp model with T MA-TD SIP: Optional SIP module, can add to the PD series amp model with T  Cost Effective high efficient with individual power supply for each channel    MODEL                                                     PD-4250SPECIFICATIONSPD-4250PD-4250 DCRated Power Output4*250WOutput100V, (33k ohm, 1Khz)THD80 - 18,000 Hz, at 1W less than 0.1%Frequency ResponseMax power Less than 0.1% at 80 - 18,000 HzAudio InputsBetter than 90dBS/N Ratio10k Ohm unbalance, 20k ohm balance; input sensitivity 0dBu (0.775mV)ControlsVolume control for each channelCoolingCooling fan, extensive heat sinkingIndicatorsPower indicator LED, LED for Signal, Peak and protectPower ConsumptionAmplifier: DC output, overheat, over current and short circuitsPower supply: Overheat and AC overloadProtection1260WPower Requirments220-240V AC, 50/60 Hz or 24VDCSpeaker Output100V line, Phoenix terminalBuilt-in Dimensions1 U rack 19 inchNet Weight44.5(H) x 480(W) x 330(D) mmProduct Dimensions8kg/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1