Sellers Note:I am the original owner of these Krell units. Its are one of several systems I have owned, and it’s been used it sporadically for three years and have been kept in the original boxes. Due to the least used time period, it had no opportunities for scratches or damages and didnt even have a chance to repair. Therefore, an excellent performance is guaranteed.For someone has a question about Re-Cap: (No Re-Cap answer will be provided from the seller)When is the time for electrolytic capacitors to be replaced with Solid State power amplifiers? (From Google Search)Manufacturers of electrolytic capacitors specify the design lifetime at the maximum rated ambient temperature, usually 105°C. This design lifetime can vary from as little as 1,000 hours to 10,000 hours or more. (Answered by Google )Seller Case: How many hours were these amps being used at home? 4 hours/week x 52 weeks =208 hours / year 208 x 3 = 624 hours =Total operting hour Specifications:Krell FPB 450Mcx • Description: Solid-State Mono-Block Power Amplifier with “Sustained Bias Plateau II,” class-A output stage. • Inputs: one balanced (XLR), one Krell CAST (4-pin bayonet). • Loudspeaker outputs: two pairs. • Output power: 450W into 8 ohms (25.4dBW), 900W into 4 ohms (25.4dBW), 1800W into 2 ohms (25.4dBW). • Output voltage: 60V RMS (170V peak-peak). Voltage gain: 26.4dB. • Frequency response: 20Hz-20kHz, +0dB, -0.05dB; 0.1Hz-240kHz, +0db, -3dB. • S/N Ratio: 118dB (A-weighted, no reference level given)). • THD (balanced drive, unweighted): less than 0.03% at 1kHz and 20kHz (no reference level given). • Input impedance (XLR): 100k ohms. • Input sensitivity: 2.6V RMS for maximum power. • Power consumption: 37.5W (standby), 175W (Idle), 3kW (maximum). • Dimensions:Unit, 12.5?W x 10.5?H x 19.0? D Original Box, 18 W x 16 H x 26.0 D Outer Box, 18 W x 16 H x 30.0 D • Weight: Unit; 98 lbs. each Gloss;110 lbs each

Customer trade in:Krell FPB 250mc mono amplifier ampWorks Great in Excellent ConditionWe will pack Any unit that does not have box in Custom 2in Thick Foam to arrive safely. We take trade in, please contact us here or 3mA audio Houston Tx.Follow us on Instagram and Facebook: @3mAaudio3mA audio is authorized dealer for:MBLMAGICOdCSBurmesterBowers&wilkinsAudio researchYg acousticParadigmAnthemClearaudioACORAShunyataNordostAudioQuestUltrasonic audioArtnovionAurenderClasseGold noteAcousitic signatureEstelonBerkeley audioHiFi RoseChord audioRel acousticDegritterHifiRoseMarantzInnuosPerlisten

This Krell FPB 250M power amplifier is a top-notch product that will deliver exceptional sound quality to your movie/music system. With its black color and sleek design, it will blend perfectly with the rest of your audio equipment. This amplifier is a single-channel unit with both RCA and XLR audio outputs, and it is manufactured in the United States with the highest quality standards.This amplifier is from the 1990s, but it has been fully tested and is in perfect working condition. It has been used sparingly as a center channel home theater system a couple of years ago, and it is ready to bring your music system to the next level. This Krell FPB 250M is an A-class amplifier that will deliver a clean and powerful sound for your music. Unfortunately, I no longer have the original box or manual.

Krell FPB 250m Mono Block Pure Class A Power Amplifiers - No Original Boxes. ***LOCAL PICK UP ONLY - Los Angeles*** Please dont waste our time with a low-ball offer. I do not need to sell these and I wont sell to anyone with a low offer. I am happy to keep them if they dont sell. I am selling this pair of Krell mono blocks as they are just too big for my small house. Local pick up only, please dont ask about shipping. I live in the West Hollywood area of Los Angeles. I purchased these in March of 2022 for $5,500 with the original boxes and packaging. They were re-capped, although I dont have anything other than an e-mail from the previous owner, who also sent all of the old caps and old parts. The current price reflects no packaging and no real evidence of a recap. They work perfectly, I had them hooked up to a set of Wilson Audio Sabrina speakers that I just sold. Anyone interested should do some research on these, they are amazing. They are pure class A and double their power as the Ohms decrease.250W per amp @ 8ohms / 500W per amp @ 4ohms / 1,000W per Amp @ 2ohms. Wilson speakers are difficult to drive and these were a perfect match. Working condition 10/10Cosmetic condition 8.5/10 some chips and marring on the sides and top. The fronts are excellent. Sale includes: 2x Krell FPB 250m amps2x Krell super thick and beefy power chords8x foot pucks1x original manual Serious buyers are welcome to bring a pair of speakers over and give them an audition. Please dont send offers or ask about shipping. I dont need to sell these and may one day regret selling them.

Krell FPB 250m Mono Block Pure Class A Power Amplifiers - No Original Boxes. ***LOCAL PICK UP ONLY - Los Angeles*** Please dont waste our time with a low-ball offer. I do not need to sell these and I wont sell to anyone with a low offer. I am happy to keep them if they dont sell. I am selling this pair of Krell mono blocks as they are just too big for my small house. Local pick up only, please dont ask about shipping. I live in the West Hollywood area of Los Angeles. I purchased these in March of 2022 for $5,500 with the original boxes and packaging. They were re-capped, although I dont have anything other than an e-mail from the previous owner, who also sent all of the old caps and old parts. The current price reflects no packaging and no real evidence of a recap. They work perfectly, I had them hooked up to a set of Wilson Audio Sabrina speakers that I just sold. Anyone interested should do some research on these, they are amazing. They are pure class A and double their power as the Ohms decrease.250W per amp @ 8ohms / 500W per amp @ 4ohms / 1,000W per Amp @ 2ohms. Wilson speakers are difficult to drive and these were a perfect match. Working condition 10/10Cosmetic condition 8.5/10 some chips and marring on the sides and top. The fronts are excellent. Sale includes: 2x Krell FPB 250m amps2x Krell super thick and beefy power chords8x foot pucks1x original manual Serious buyers are welcome to bring a pair of speakers over and give them an audition. Please dont send offers or ask about shipping. I dont need to sell these and may one day regret selling them.

Krell FPB 250m Mono Block Pure Class A Power Amplifiers - No Original Boxes. ***LOCAL PICK UP ONLY - Los Angeles*** Please dont waste our time with a low-ball offer. I do not need to sell these and I wont sell to anyone with a low offer. I am happy to keep them if they dont sell. I am selling this pair of Krell mono blocks as they are just too big for my small house. Local pick up only, please dont ask about shipping. I live in the West Hollywood area of Los Angeles. I purchased these in March of 2022 for $5,500 with the original boxes and packaging. They were re-capped, although I dont have anything other than an e-mail from the previous owner, who also sent all of the old caps and old parts. The current price reflects no packaging and no real evidence of a recap. They work perfectly, I had them hooked up to a set of Wilson Audio Sabrina speakers that I just sold. Anyone interested should do some research on these, they are amazing. They are pure class A and double their power as the Ohms decrease.250W per amp @ 8ohms / 500W per amp @ 4ohms / 1,000W per Amp @ 2ohms. Wilson speakers are difficult to drive and these were a perfect match. Working condition 10/10Cosmetic condition 8.5/10 some chips and marring on the sides and top. The fronts are excellent. Sale includes: 2x Krell FPB 250m amps2x Krell super thick and beefy power chords8x foot pucks1x original manual Serious buyers are welcome to bring a pair of speakers over and give them an audition. Please dont send offers or ask about shipping. I dont need to sell these and may one day regret selling them.

Krell FPB 250m Mono Block Pure Class A Power Amplifiers - No Original Boxes. ***LOCAL PICK UP ONLY - Los Angeles*** Please dont waste our time with a low-ball offer. I do not need to sell these and I wont sell to anyone with a low offer. I am happy to keep them if they dont sell. I am selling this pair of Krell mono blocks as they are just too big for my small house. Local pick up only, please dont ask about shipping. I live in the West Hollywood area of Los Angeles. I purchased these in March of 2022 for $5,500 with the original boxes and packaging. They were re-capped, although I dont have anything other than an e-mail from the previous owner, who also sent all of the old caps and old parts. The current price reflects no packaging and no real evidence of a recap. They work perfectly, I had them hooked up to a set of Wilson Audio Sabrina speakers that I just sold. Anyone interested should do some research on these, they are amazing. They are pure class A and double their power as the Ohms decrease.250W per amp @ 8ohms / 500W per amp @ 4ohms / 1,000W per Amp @ 2ohms. Wilson speakers are difficult to drive and these were a perfect match. Working condition 10/10Cosmetic condition 8.5/10 some chips and marring on the sides and top. The fronts are excellent. Sale includes: 2x Krell FPB 250m amps2x Krell super thick and beefy power chords8x foot pucks1x original manual Serious buyers are welcome to bring a pair of speakers over and give them an audition. Please dont send offers or ask about shipping. I dont need to sell these and may one day regret selling them.