Peavey CS 4000 Power Amplifier (4000 Watts)

No longer available at zZounds
This Peavey power amp delivers 800 watts per channel at ohms and 1350 watts per channel at 4 ohms, while curbing distortion and clipping with DDT technology.

The power amp market of the '70s was dominated by Peavey's CS series, thanks to their innovative circuitry and all-around reliability. These innovations continue through today with the Peavey CS 4000 power amplifier. This sturdy, ferocious juggernaut will fire up your signal with as much as 1,350 watts per channel at 4 ohms.

DDT compression/anti-clipping protection will keep your speakers safe from any unwanted distortion, and circuitry safeguards include automated defenses against improper loads, high temperatures, and shorts. This power amp is a sturdy piece of gear that you can depend on.

Up to 4,000 Watts for Your Passive PA

Your CS 4000 power amp will get you more watts for your two channels with dependable ease and incredible fidelity. Per 2 ohm channel, you get 2,000 watts. Per 4 ohm channel, you get 1,350 watts, per 8 ohm channel, you have 800 watts, and at 4 ohms bridged you get 4,000 watts! You can be sure that you'll continually have enough wattage to fuel your passive speakers without taking up too much rack space.

Thermal Efficiency and Cable Security

Your Peavey CS 4000 stays cool under pressure with its efficient and reliable dual temperature-dependant speed fans. Your outputs include two binding posts and two NL4 Speakon outputs that'll securely lock your cables into place for a safe and consistent flow of power.

DDT Speaker Protection and Automated Safeguards

With all of read more this power, you might be concerned about damage to your speakers should something go wrong. Peavey has already taken care of this worry with its exclusive DDT protection system that keeps our output signal from clipping or distorting your passive speakers. Other safeguards include protections against short circuits, high temperatures, and improper loads.

Durable Casing and Simple LED-Lit Front Panel

Your CS 4000 comes in a lightweight thermally-efficient 16-gauge steel casing with a cast-aluminum front panel and steel grille. Your front panel has a simple set of three LED lights per channel indicating signal presence, power, and DDT triggering.


- Two-channel power amplifier
- Dual temperature-dependent variable-speed fans
- 2U design in 16-gauge steel with cast-aluminum front panel and steel grille
- Easy-to-read LED lights on front panel
- Two combination XLR/TRS inputs
- Banana terminals and NL4 Speakon outputs for secure connectivity
- DDT speaker protection to protect against speaker clipping/distortion
- Lighter weight and increased power from toroidal power transformer
- 2,000 watts RMS per 2 ohm channel
- 1,350 watts RMS per 4 ohm channel
- 800 watts per channel at 8 ohms
- 4000 watts at 4 ohms bridged
read less

Dimensions: 19 in. W x 3.5 in. H x 17.5 in. D (unpacked), 22.75 in. W x 5.75 in. H x 21 in. D (packed)

Weight: 44.4 lbs. (unpacked)

Output at 8 ohms stereo: 800 watts per channel

For support or warranty questions, please contact the manufacturer:
Phone: 877-732-8391

Peavey CS 4000 Power Amplifier

Building on the reputation of the world-famous Peavey CS 800, which conquered the power amp market in the 1970s, the CS Series is the global standard bearer for workhorse reliability. Over the years, these amps have benefited from some of Peavey's most popular audio innovations, including Peavey's exclusive DDT compression/anti-clipping protection. With its 2RU design and power points up to 4080 watts, this evolution of the CS Series is leaner, louder and lighter than ever!


- 2-rack-space stereo power amp featuring DDT
- 2 temperature-dependant variable speed fans
- 2000 watts (RMS) per channel at 2 ohms
- 1350 watts (RMS) per channel at 4 ohms
- 800 watts per channel at 8 ohms
- 4000 watts at 4 ohms bridged
- 5-year warranty

No longer available at zZounds

In most cases, a product is unavailable because it has been discontinued by the manufacturer