
IQ18B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $39.95 | Condition is New, Rockville 3" Locking+Swivel Steel Caster Wheels For Turbosound iQ18B Subwoofer, FREE SHIPPING | ![]() |
![]() | $159.95 | Condition is New, Turbosound iQ18B Subwoofer Speaker Side Up (casters) Cover; Black (turb001p), shipping cost = $16.95 | 99.6% |
![]() | $116.46 | Condition is New, Turbosound iQ 18b Sub Padded Speaker Covers (PAIR) on casters., shipping cost = $61.84 | 99.4% |
![]() | $208.95 | Top Pick! Condition is New, Turbosound IQ18B Subwoofer (NO casters) Cover - Black, Padding, Tuki (turb002p), shipping cost = $16.95 | 99.6% |

The Turbosound IQ18B amplifier, model number A04-APP00-21000 EC01-00397-000 58122, is a powerful and versatile solution for professional sound reinforcement applications. This amplifier is part of Turbosound's IQ Series, known for their high-performance and energy-efficient designs.
This specific model, the IQ18B, is a 1800W peak power amplifier, capable of delivering 900W RMS to each of its two channels. It features a Class D topology with a bridgeable mono configuration, ensuring efficient power delivery and minimal heat generation. The amplifier is also equipped with a high-frequency filter, which helps to eliminate unwanted low-frequency information from the input signal, resulting in clearer and more defined sound.
The IQ18B is designed to be compatible with a wide range of loudspeaker systems, making it a versatile choice for various sound reinforcement applications. It features adjustable parametric EQ on each channel, allowing users to fine-tune the sound to their specific application or venue. The amplifier also includes a built-in limiter on each channel, providing protection against over-excursion and ensuring that the output signal stays within safe limits.
The amplifier is also equipped with several connectivity options, including XLR and RCA inputs, as well as a 1/4-inch TRS jack for optional remote control. It also features a 12V DC trigger input, allowing it to be synced with other equipment for easy system setup and control.
The IQ18B is designed with a robust and durable construction, featuring an all-metal chassis, and is fitted with high-quality components to ensure reliable and long-lasting performance. It also includes several protection features, such as over-current, over-voltage, and thermal protection, ensuring that the amplifier stays safe and functional in various operating conditions.
In summary, the Turbosound IQ18B amplifier is a powerful and versatile solution for professional sound reinforcement applications, offering 1800W peak power, adjustable parametric EQ, built-in limiters, and various connectivity options. Its robust and durable construction, coupled with its advanced protection features, make it a reliable and long-lasting choice for various sound reinforcement applications.
The Turbosound IQ18B amplifier, model number A04-APP00-21000 EC01-00397-000 58122, is a professional-grade power amplifier designed for use with loudspeaker systems. Here are some potential pros and cons that might help in your decision-making process:
Pros:1. High Power Output: With a power output of 1800 Watts per channel at 8 ohms, this amplifier can deliver the necessary power for medium to large-sized sound systems.
2. Advanced Protection Circuitry: The amplifier features advanced protection circuitry, which includes over-temperature, over-current, and short-circuit protection, ensuring the longevity of the amplifier and connected equipment.
3. Versatile Connection Options: The Turbosound IQ18B offers various input and output configurations, including XLR and 1/4-inch jack inputs, as well as both XLR and Speakon output connectors.
4. Efficient Class-D Design: The amplifier's Class-D design ensures high efficiency, reducing heat generation and increasing power output.
5. Compact Size: Despite its high power output, the IQ18B has a relatively compact size, making it an excellent choice for installations where space is limited.
Cons:1. Expensive: The Turbosound IQ18B is a professional-grade amplifier, and its price reflects its high-performance capabilities.
2. Complex Setup: Due to the various input and output configurations, setting up the amplifier can be a complex process, and some technical knowledge is required.
3. Lack of Built-in Equalizer: While the amplifier offers input filtering and limiting functions, it does not have a built-in equalizer. Users may need to rely on external equalization or processing equipment.
4. Limited Frequency Response: The amplifier's frequency response is limited to 20 Hz to 20 kHz, which may not be sufficient for some applications.
Conclusion:The Turbosound IQ18B amplifier is a high-performance, professional-grade power amplifier suitable for medium to large-sized sound systems. Its advanced protection circuitry, versatile connection options, and efficient Class-D design make it an excellent choice for installations where reliability and power are crucial. However, its complex setup, lack of built-in equalizer, and high price tag may deter some users. Ultimately, the decision to purchase the Turbosound IQ18B amplifier depends on the specific requirements of your sound system installation.
Recommendation:If you require a professional-grade power amplifier with high power output and advanced protection circuitry, the Turbosound IQ18B is an excellent choice. Its versatile connection options and compact size are additional benefits that make it a strong contender for your consideration. However, if you are looking for a more affordable option or one with built-in equalization, you may want to explore other amplifier models. Ultimately, it's crucial to consider your specific needs, budget, and technical expertise before making a final decision.
Details:
Sub assembly; amplifier; A04-APP00-21000 - EC01-00397-000 58122 this is a new oem amplifier bucket for Turbosound IQ18B.
specifications audioproequip:
- brand: Turbosound
- mpn: Iq18b
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
seller audioproequip:
- # reviews: 1236
- rating: 100.0%
- city: atlanta, georgia
shipping audioproequip:
- type: calculated
- transit: 4-10 days
- service: ups ground, usps priority mail, usps ground advantage, ups 2nd day air
- class: standard, expedited
- carrier: ups, usps
offer audioproequip:
- prices: $116.46–$208.95
- item condition: New
- options: ship-to-home
- in stock #: 4
- started: july 22, 2025
- sold #: 14
- availability: in stock
payments audioproequip:
- credit card: mastercard
- other
- wallet: google-pay
returns audioproequip:
- policy: no returns
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