KEF KASA500, audio amplifier
KEF KASA500, audio amplifier - Ask you before buying whether we have this item in a warehouse if we do not have to be ordered and arrive within 2-21 days.
- Free delivery in Lithuania from 100 €: courier or parcel locker
- Pick up at our showroom in Kaunas, Armatūrininkų g. 1
- Pay in instalments available
- 14-day returns
▪️ Have questions about this product❓We can advise you by phone +370 683 90000 or visit our showroom at Armatūrininkų g. 1, Kaunas.
Delivery
Delivery
In Lithuania, we deliver parcels to your door by DPD courier for 5.99€ within 1-2 business days (if the item is in stock). Orders over 100€ qualify for free delivery.
Delivery outside Lithuania takes 3-7 business days. Delivery prices start from 15.00€.
Pick up in store
Pick up in store
You can pick up items ordered online at our store at Armatūrininkų g. 1, Kaunas. Please bring your order number.
We recommend calling before you arrive: +370 683 90000
Opening hours: Mon-Fri 9:00-18:00
INFORMATION
KEF KASA500 - a powerful Class D two-channel amplifier, delivering 250 W per channel (WPC). It is specifically designed for KEF Ci series subwoofers, ensuring deep and dynamic bass. This is a versatile and powerful solution for both home cinema and music systems, providing the highest quality bass reproduction.
DSP control – allows precise adjustment of sound characteristics.
Flexible inputs – supports both line-level and speaker-level inputs.
Configurable signal pass-through – high-pass filters can be used.
Software updates – DSP can be updated to support new KEF speakers.
Rack-mountable – additional brackets are included.
Compatibility with KEF Ci subwoofers:
Ci3160RLb-THX
Ci200QSb-THX
Ci200TRb
Ci4100QLb
Ci250RRb
DESCRIPTION
KASA500 is a powerful Class-D Dual 250WPC amplifier
KASA500
KASA500 Software update tool

KASA500 is a powerful Class-D Dual 250WPC amplifier. This DSP controlled system amplifier is optimized to deliver thunderous bass from KEF Ci subwoofers. With both line and speaker level inputs, and DSP configurable pass-through with optional high pass filters – the KASA500 is versatile and can be deployed in limitless system configurations. To allow for future flexibility KEF engineers may update the KASA500 DSP firmware to optimize performance with additional KEF speakers. The KASA500 Programmer* is a proprietary tool for updating the KASA500 firmware. NOTE: KASA500 software requires a "USB Type A Male to USB Type A Male cable" for connection between your computer and the KASA500.
The latest KASA500 Firmware provides settings for KEF Ci subwoofer models Ci3160RLb-THX, Ci200QSb-THX, Ci200TRb, Ci4100QLb and Ci250RRb with THX certified performance (if applicable) in both mono and stereo mode.
SPECIFICATIONS
Colour
Black
Crossover Frequencies
40 - 140Hz or software bypass
Inputs
Selectable stereo RCA line level, or mono LFE RCA level; Stereo speaker level
12 Volt Trigger Input Voltage
8 to 14 Volt DC@1.5mA max ⅛"" diameter female plug (tip positive or tip negative)
Recommended Amplifier Power
(<1% THD) 2 x 250watts 4ohms; Bridge 1 x 500watts 8ohms
Amplifier Power
2 x 250watts 4ohms; Bridge 1 x 500watts 8ohms (<1% THD)
Product External Dimension (H X W X D)
88 x 432 x 304mm (3½ x 17 x 12 in.)
With feet : 92 x 432 x 304mm (3⅝ x 17 x 12 in.)
With rack ears; 2 EIA rack space: 88 x 483 x 304mm (3½ x 19 x 12 in.)
Weight
4kg (9 lbs)
Unit Measurement
Piece
Document Download
Manual
Product Group Spec. Sheet
Selection And Setup Guide
Remarks
KEF reserves the right, in line with continuing research and development, to amend or change specifications. E&OE.
DOCUMENTS
Autogarsas store reviews
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Saulius T. 19 d. ago★★★★★
For my purchases, it had the best price-to-quality ratio.
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Žilvinas K. 28 d. ago★★★★★
Very professional work and an excellent result. They installed a sound system in a Mercedes Viano camper, and the acoustics and sound detail are now on a completely different level! It's almost on par with what I hear at home from quality speakers. The subwoofer is perfectly chosen, just right for my taste. Everything was done extremely carefully, with no extraneous noises or plastic rattling, and the wiring and integration are flawless. True professionals in their field, I recommend them.
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Tomas K. 1 mo. ago★★★★★
Excellent service and fast delivery. Recommended!
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Gyčiokas 7. 2 mo. ago★★★★★
Good shop, everything went smoothly, they come quickly
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Julius S. 2 mo. ago★★★★★
Everything is great. When problems arise, they call and inform you about the situation. Parcels arrive quickly. I have no complaints.
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Mindaugas B. 2 mo. ago★★★★★
Excellent service, they took care of alternatives and delivered as promised, thank you. I bought protective grilles for my subwoofer.
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Ugnius B. 2 mo. ago★★★★★
Friendly staff. No shame in coming in even when you know nothing.
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Andrius B. 2 mo. ago★★★★★
I upgraded the original audio system in my Alfa Romeo SUV. We started with sound insulation and front door speakers with an amplifier. We finished with an additional amplifier with DSP and professional tuning :) The result exceeded all expectations. I've been using it for a year now and don't want to get out of the car :) The work was done super PRO. When questions or options came up along the way, they discussed them with me, consulted and advised. The best investment and modification I've ever made to a car, and I don't regret a single euro. Highly recommend
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Gabi M. 3 mo. ago★★★★★
Verry good experience. A good price for the equipment, a pretty big price for the delivery to my country (Romania), but verry fast deliverry!
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Kornelija B. 3 mo. ago★★★★★
Excellent service! The "Autogarso" team quickly and professionally installed a dash cam in my car. I especially want to thank administrator Robertas for his pleasant communication, thorough consultation and attentive approach to the customer. I recommend it to everyone looking for reliable car electronics specialists.
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Gedas G. 3 mo. ago★★★★★
Ordered yesterday, got it today. Plus I had forgotten a few things, wrote to customer service, they replied within a few minutes, added them to the same order, prompt.
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Mindaugas R. 4 mo. ago★★★★★
I had sound and vibration insulation installed in the doors, wheel arches, trunk, and under the rear seat. The result was really noticeable. BMW g31
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