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GLABS SP450H: The Perfect Amplifier for Events, Venues & Installations

GLABS, a fast-growing sub-brand of ATI Pro Technologies, introduces the powerful SP450H Amplifier—engineered for professional events, fixed installations, DJ setups and large venues. Designed with advanced Class H circuitry and robust build quality, this amplifier delivers consistent, high-output performance with exceptional clarity and control.

High-Powered Performance for Demanding Applications

The GLABS SP450H offers impressive stereo RMS output power of 2 x 450W @ 8Ω, 2 x 675W @ 4Ω, and 2 x 900W @ 2Ω, making it suitable for a wide range of speaker configurations. For applications requiring even greater power, the amplifier supports Bridge Mode, delivering 900W @ 16Ω, 1350W @ 8Ω, and a massive 1800W @ 4Ω. This flexibility ensures reliable performance whether you’re powering PA systems, line arrays, or high-demand subwoofers.

Superior Sound Quality & Control

With a wide frequency response of 10Hz–20kHz, the SP450H reproduces deep bass and crystal-clear highs with accuracy. Its outstanding S/N ratio of >100dB (20Hz–20kHz) ensures minimal noise and maximum audio clarity, while the damping factor of >5000 (8Ω) provides excellent speaker control and tight bass response.

The amplifier features selectable input sensitivity options (0.775V, 1V, 1.4V), allowing seamless integration with various mixers and processors, making it highly versatile for professional audio setups.

Advanced Protection & Durable Design

Safety and reliability are top priorities in the SP450H. It includes comprehensive protection systems such as short-circuit, DC, overload, overheat, ultrasonic, RF and voltage peak limit protection, ensuring stable operation even in demanding environments.

Built in a standard 2U rack-mount size (483mm × 350mm × 90mm), it fits easily into professional racks. Despite its powerful performance, it maintains a manageable net weight of 17.5 kg. The amplifier supports 110V/220V operating voltage and is equipped with an F-10A fuse for added safety.

Powered by advanced Class H circuitry, the GLABS SP450H combines efficiency, durability and high output performance—making it the perfect amplifier solution for events, venues and permanent sound installations.

New Launch: YOGIPRO YTZA-5000E – Smart Two Zone Audio Control for Commercial Spaces

YOGIPRO, a trusted sub-brand of ATI Pro Technologies, proudly introduces the YTZA-5000E Two Zone Mixer Amplifier – a powerful and intelligent audio solution designed for commercial environments. Built for performance, flexibility and reliability, this newly launched mixer amplifier is ideal for offices, schools, restaurants, retail stores, temples, conference halls and other public address applications.

Powerful Dual-Zone Performance

The YTZA-5000 E delivers an impressive 350W + 350W Max power output and 250W + 250W RMS @ 10% THD, ensuring strong, clear sound across two independent zones. With separate zone control, users can manage audio distribution efficiently in different areas without compromising sound quality. Its output regulation of ≤2 dB from no load to full load at 1kHz ensures stable and consistent performance.

Versatile Input & Sound Control

This mixer amplifier is equipped with 6 Mic inputs (Mono), 2 Aux inputs, Stereo L/R, and Line L/R, offering flexible connectivity for microphones, music players and other audio sources. For enhanced sound customization, it features Bass & Treble tone controls, allowing users to fine-tune the audio output as per the space requirement. Additionally, the built-in Echo effect in two inputs makes it perfect for announcements, speeches and live performances.

Clear & Reliable Audio Quality

With a frequency response of 50Hz–15,000Hz (±3dB) and a signal-to-noise ratio of 60dB, the YTZA-5000 E ensures balanced sound reproduction with minimal distortion. It supports 4Ω, 8Ω, 70V and 100V speaker outputs for each zone, making it highly adaptable for various speaker configurations.

Flexible Power Options

Designed for uninterrupted operation, the amplifier works on AC 220-240V 50/60Hz and also supports DC 24V (2×12V car battery), ensuring backup support during power failures.

The YOGIPRO YTZA-5000E is engineered for durability, efficiency and professional-grade performance. Premium quality available at an affordable price, making it the perfect choice for businesses seeking powerful and cost-effective two-zone audio management solutions.

BL5500 Ver 4.0: Heavy-Duty 4-Channel Amplifier for Large Venues

ATI Pro Technologies introduces the BL4500 Ver 4.0 Amplifier 4-channel professional power amplifier engineered for large venues, touring sound systems, and fixed PA installations. Designed with advanced Class-H amplification, this amplifier delivers massive power, exceptional audio clarity and rock-solid reliability for demanding professional environments.

Extreme Power Output for Large-Scale Sound Systems

The BL5500 Ver 4.0 is built to handle high-load applications with ease. It delivers 4×1200 at 8Ω, 4×1400W at 4Ω, and an incredible 4×5500W at 2Ω in stereo mode, making it ideal for driving high-power full-range speakers and subwoofers. In bridge mode, the amplifier provides 2×2400W at 8Ω and 2×2800W at 4Ω, offering flexibility for large PA stacks and bass-heavy setups in concerts and outdoor events.

High-Fidelity Audio with Maximum Speaker Control

With a wide frequency response of 10 Hz to 20 kHz, the BL5500 Ver 4.0 reproduces deep low frequencies and detailed highs with precision. A signal-to-noise ratio greater than 100 dB ensures clean, distortion-free sound even at high volumes. The exceptionally high damping factor (>3000 at 8 ohms) allows superior control over speaker cones, resulting in tight bass, improved punch, and accurate sound reproduction.

Advanced Protection for Continuous Operation

ATI Pro Technologies has equipped the BL5500 Ver 4.0 with comprehensive protection circuitry to ensure long-term reliability. Built-in safeguards include short-circuit, DC overload, overheat, ultrasonic, RF interference and voltage peak limit protection, allowing the amplifier to perform safely during extended use and under extreme load conditions.

Flexible Integration & Professional Design

The amplifier offers selectable input sensitivity options (0.775V, 1V, 1.4V) for seamless integration with mixers and signal processors. It operates on 110V or 220V power, making it suitable for global installations. Housed in a 2U rack-mount chassis (483×436×90 mm), it fits easily into touring racks and fixed equipment rooms.

Ideal Applications

The BL5500 Ver 4.0 is perfect for concerts, stadiums, auditoriums, clubs, DJ systems and large installed PA setups. With its extreme power handling, advanced protection, and trusted build quality, ATI Pro Technologies delivers a heavy-duty amplifier built to dominate large-venue sound systems.

BL 4500 Ver 4.0: A Powerful 4-Channel Amplifier for Live & Installed Audio

ATI Pro Technologies presents the BL4500 Ver 4.0 Amplifier, a next-level 4-channel professional power amplifier designed to meet the demands of modern live sound and permanent audio installations. Built on advanced Class-H amplification technology, this amplifier combines extreme power output, sonic accuracy and system safety, making it a reliable backbone for high-performance PA systems.

Massive Power Output for Demanding Audio Setups

The BL 4500 Ver 4.0 delivers exceptional power across multiple impedance levels, allowing sound engineers maximum system flexibility. It produces 4×1500W at 8Ω, 4×2800W at 4Ω and a massive 4×4500W at 2Ω in stereo mode. For larger systems, bridge mode operation offers 2×3000W at 8Ω and 2×5600W at 4Ω, making it ideal for driving powerful subwoofers and full-range speaker arrays in large venues.

Precision Sound with Superior Control

Designed for clean and accurate sound reproduction, the amplifier features a wide frequency response of 10 Hz to 20 kHz, ensuring deep bass, clear mids and crisp highs. With a signal-to-noise ratio above 100 dB, it delivers noise-free audio even at high output levels. The extremely high damping factor greater than 3000 (8 ohms) provides tight control over speaker movement, resulting in punchy low frequencies and improved overall clarity.

Built-In Protection for Long-Term Reliability

To ensure safe and stable operation, ATI Pro Technologies has integrated advanced protection circuits. The BL 4500 Ver 4.0 is safeguarded against short-circuit, DC overload, overheating, ultrasonic signals, RF interference and voltage peak limits, making it dependable for continuous operation during live shows and permanent installations.

Installation-Friendly Design & Global Compatibility

The amplifier supports multiple input sensitivity options (0.775V, 1V, 1.4V), allowing seamless integration with professional mixers and signal processors. It operates on 110V or 220V power, ensuring compatibility across different regions. Its 2U rack-mount chassis (483×436×90 mm) makes it perfect for touring racks and fixed equipment rooms.

Perfect Choice for Professional Applications

The BL 4500 Ver 4.0 is ideal for concerts, clubs, auditoriums, DJ systems, houses of worship and large installed PA setups. With its powerful performance, advanced safety features and trusted build quality, ATI Pro Technologies once again sets a high standard in professional amplification.

ATI10000+ DJ Amplifier 10000 Watt – Power, Precision, Performance

The ATI10000+ DJ Amplifier is a high-performance, professional-grade amplifier designed for DJs, live sound engineers, clubs and large-scale events. With a massive 10,000 Watt output, this amplifier delivers unmatched power, precision and reliability, making it ideal for high-demand audio applications. Engineered with advanced Class TD technology, it ensures clean, distortion-free sound, even at extreme volumes, providing the ultimate audio experience for performers and audiences alike.

Massive Power Output for Professional Systems

The ATI10000+ is capable of delivering 2×2500 W at 8 Ω, 2×4500 W at 4 Ω, and 2×5000 W at 2 Ω stereo power. For bridge mono configurations, it provides 8,000 W at 8 Ω and a whopping 10,000 W at 4 Ω, making it perfect for driving large subwoofers, PA systems and stage setups. This flexibility allows sound professionals to customize their system according to venue size and audience requirements.

Clean, Precise Audio Performance

Despite its enormous power, the ATI10000+ maintains exceptional audio clarity. With a frequency response of 20 Hz – 20 kHz (+/-0.5 dB), THD+N below 0.08%, and a signal-to-noise ratio above 110 dB, this amplifier produces crisp highs, clear mids and deep, controlled lows. A damping factor greater than 2000 ensures tight speaker control, delivering punchy bass and consistent sound reproduction across all channels. The slew rate >10 V/μs ensures dynamic audio with excellent transient response.

Advanced Input, Output & Protection Features

The ATI10000+ is equipped with 3-pin XLR electronically balanced input connectors, link connectors and professional SpeakON output sockets (Neutrik). Its input impedance is 20 kΩ balanced and 10 kΩ unbalanced, providing compatibility with a wide range of audio sources.

Comprehensive protection systems safeguard the amplifier against short circuits, open circuits, overheat, overload, DC and super-sonic frequencies, ensuring stable operation in demanding environments.

Robust Design and Build Quality

Built for durability and ease of installation, the ATI10000+ has a net weight of 46 kg and gross weight of 50 kg. Its dimensions (69.5 × 54 × 24.5 cm) make it manageable for transportation while maintaining a strong, professional presence in rack-mounted or mobile setups.

Conclusion

The ATI10000+ DJ Amplifier 10000 Watt by ATI Pro Technologies is a powerhouse of performance, combining massive output, professional-grade precision and advanced protection in a single amplifier. Ideal for clubs, concerts and large-scale events, it empowers DJs and sound engineers to deliver high-impact, distortion-free audio for every performance.

Unleash Massive Power with ATIPRO SP2.300 DJ Amplifier 11400 Watt (2 Channel)

The ATIPRO SP2.300 DJ Amplifier from ATI Pro Technologies is engineered for professionals who demand unmatched power, precision and reliability in high-energy sound environments. Designed for large DJ setups, concerts, clubs and sound rental applications, this 11400 Watt, 2 Channel amplifier delivers exceptional output while maintaining superior sound clarity and system stability.

Built on advanced amplification technology, the SP2.300 combines raw power with intelligent design, making it a dependable choice for demanding live sound applications.

Massive Power Output for Heavy-Duty Sound Systems

The ATIPRO SP2.300 offers outstanding power handling across multiple impedance levels. It delivers 2×3000W at 8 Ohm, 2×4700W at 4 Ohm and an impressive 2×5700W at 2 Ohm, ensuring flexibility for various professional speaker configurations. In 4 Ohm bridge mode, it produces a massive 9400W, making it ideal for driving large subwoofers and high-output speaker systems with ease.

Clean Audio with Precision Control

Despite its enormous power, the SP2.300 maintains exceptional sound quality. With THD+N below 0.035%, a wide 20Hz–20kHz frequency response (±0.5dB) and a signal-to-noise ratio exceeding 106dB, this amplifier ensures distortion-free, high-fidelity audio output. A high damping factor greater than 2000 allows precise speaker control, delivering tight bass response and clean, dynamic sound at all volume levels.

Advanced Cooling and Comprehensive Protection

Designed for long operating hours, the SP2.300 features an intelligent variable-speed cooling fan with optimized airflow from front to rear, ensuring stable thermal performance even under heavy load. Comprehensive circuit protection systems include soft start, DC protection, infrasonic and high-frequency protection, overheat safety, short-circuit protection and mute control—providing complete operational safety during critical performances.

Compact Design with Professional Build Quality

Housed in a slim 1U rack chassis, the ATIPRO SP2.300 measures 483 × 308 × 44 mm and weighs just 8.3 kg, making it easy to transport and install despite its high power output. Built for durability and efficiency, this amplifier is a perfect fit for professional touring rigs and permanent installations alike.

Perfect for Heavy Bass & Live Sound

Whether you’re running DJ bass cabinets, subwoofers, line arrays, or large PA systems, the ATI Pro SP 2.300 delivers the muscle required for impactful low-frequency performance. It’s a perfect match for clubs, festivals, auditoriums, outdoor events and rental sound systems.

Conclusion

If you’re looking for an amplifier that drives dual bass speakers together without limits, the ATI Pro SP 2.300 stands out as a powerful, reliable and performance-driven solution. Built for professionals who demand nothing but the best, this amplifier is ready to dominate any stage.

ATIPRO SP Series 4 Channel DJ Amplifiers: SP4800, SP4650, SP4.1500, SP4.13 & SP4.10

The ATIPRO SP Series 4 Channel DJ Amplifiers by ATI Pro Technologies are designed for professional DJs, live sound engineers, clubs and rental setups that demand high output, stable performance and clean sound reproduction. Powered by advanced Class D technology, this series combines massive wattage, energy efficiency and compact 1U rack design, making it ideal for both mobile and fixed sound installations.

ATIPRO SP4800 DJ Amplifier – 5200 Watt (4 Channel)

The ATIPRO SP4800 is a powerful and balanced amplifier suitable for medium to large DJ setups. It delivers 4×800W at 8 Ohm, 4×1300W at 4 Ohm and 2×2600W in bridge mode, ensuring flexibility across different speaker configurations. With THD+N <0.035%, SNR >106dB, and a high damping factor >600, the SP4800 provides tight bass response and clean audio output. Its lightweight 5.8 kg design and intelligent temperature-controlled cooling make it reliable for long events.

ATIPRO SP4650 DJ Amplifier – 4200 Watt (4 Channel)

Designed for efficiency and clarity, the ATIPRO SP4650 offers 4×650W at 8 Ohm, 4×1050W at 4 Ohm, and 2×2100W bridged power. It maintains excellent sound accuracy with a 20Hz–20kHz frequency response and ultra-low distortion. Weighing just 5.5 kg, this amplifier is perfect for DJs who need powerful output in a compact, easy-to-transport unit.

ATIPRO SP4.1500 DJ Amplifier – 9200 Watt (4 Channel)

The flagship of the series, ATIPRO SP4.1500, is built for extreme performance. With 4×1500W at 8 Ohm, 4×2300W at 4 Ohm and an impressive 2×4600W bridge output, it is ideal for large concerts and high-end sound systems. A massive damping factor >2000 ensures precise speaker control, while advanced protection circuits guarantee stable operation under heavy loads.

ATIPRO SP4.13 DJ Amplifier – 8400 Watt (4 Channel)

The ATIPRO SP4.13 delivers professional-grade power with 4×1300W at 8 Ohm and 4×2100W at 4 Ohm. Designed for demanding DJ environments, it supports 2 Ohm impedance, features high conversion speed and offers robust thermal and short-circuit protection for uninterrupted performance.

ATIPRO SP4.10 DJ Amplifier – 6600 Watt (4 Channel)

The ATIPRO SP4.10 is a versatile amplifier delivering 4×1000W at 8 Ohm, 4×1650W at 4 Ohm and 2×3300W in bridge mode. With a compact 1U design, high damping factor and reliable cooling system, it is an excellent choice for professional DJs and rental applications.

Perfect Power Match for Pressure Mid, Line Array, Top & Subwoofer Systems

The ATIPRO SP Series 4 Channel DJ Amplifiers are a perfect combination for pressure mid speakers, line array systems, high-power top cabinets and professional subwoofers. These amplifiers are widely used in DJ sound setups, live concerts, clubs, banquet halls, outdoor events, rental sound systems and fixed installations.

With high-output performance, strong damping control and flexible 4-channel operation, the SP Series integrates easily with passive line array systems, dual-15” top cabinets, horn-loaded mid speakers and powerful subwoofers. Whether used in a mobile DJ setup or a fixed sound installation, ATIPRO SP amplifiers deliver consistent power, deep punch and dependable performance even during long, high-demand events.

Experience Superior Sound Control with ATI 1048 Distribution DJ Amplifier

When it comes to professional audio distribution, clarity, control and reliability are essential. The ATI 1048 Distribution DJ Amplifier by ATI Pro Technologies is designed to meet the demanding needs of DJs, sound engineers, clubs, auditoriums and large event setups. Built for precision signal management, this advanced distribution amplifier ensures clean, balanced audio delivery across multiple amplifiers without loss of quality.

Advanced Signal Distribution for Professional Setups

The ATI 1048 is engineered to distribute audio signals efficiently to multiple amplifiers, making it ideal for large sound systems where consistent output is critical. With 8 balanced XLR outputs, it allows seamless connection to several amplifiers at once, ensuring uniform sound across different zones. Whether you’re managing a club system, banquet hall, or stage setup, the ATI 1048 delivers stable and noise-free performance.

Stereo & Mono Flexibility with Smart Switching

This distribution amplifier features a Stereo/Mono switcher at the rear, giving you full control over your signal routing. You can easily switch between stereo and mono modes depending on your event or installation requirement. The front panel Stereo, Mono, Signal-A and Signal-B LEDs provide clear visual monitoring, allowing you to track signal flow in real time for accurate sound management.

Balanced XLR Inputs for Clean Audio Transmission

For superior audio quality, the ATI 1048 is equipped with balanced XLR inputs for left and right channels at the rear. Balanced inputs help reduce noise, interference, and signal loss, ensuring crystal-clear sound transmission even over long cable runs. This makes it perfect for professional environments where audio purity is non-negotiable.

High Impedance for Reliable Performance

With an input impedance of 50K Ohms balanced and 25K Ohms unbalanced, the ATI 1048 ensures optimal signal compatibility with a wide range of DJ mixers, processors and audio sources. This high impedance design protects your source equipment and maintains signal integrity, resulting in consistent, distortion-free output.

Built for DJs, Installers & Audio Professionals

As a product of ATI Pro Technologies, the ATI 1048 Distribution DJ Amplifier reflects robust build quality and professional engineering. It is ideal for DJs, system integrators, rental companies and installers who demand reliability, flexibility and top-tier performance from their audio equipment.

Perfect Solution for Multi-Amplifier Audio Systems

Whether you are setting up a nightclub, concert venue, corporate hall, or outdoor event system, the ATI 1048 provides precise control and smooth distribution of audio signals. It simplifies complex wiring, improves sound consistency and enhances overall system efficiency.

Upgrade your sound distribution with the ATI 1048 Distribution DJ Amplifier by ATI Pro Technologies – where superior sound control meets professional performance.

High-Output Professional Amplifiers: YOGIPRO YJ-2K2HD, YJ-3K2HD & YJ-4K2HD

When it comes to delivering powerful, clear, and reliable sound, YOGIPRO amplifiers stand out as a trusted choice for professionals. YOGIPRO, a sub-brand of ATI Pro Technologies, is designed to meet the demanding requirements of DJs, live events, concerts, auditoriums, clubs and large sound installations. The YOGIPRO YJ-2K2HD, YJ-3K2HD and YJ-4K2HD amplifiers are high-output professional models engineered for performance, durability and audio precision.

YOGIPRO YJ-2K2HD Amplifier – Balanced Power & Clarity

The YOGIPRO YJ-2K2HD operates on AC 240V with a power consumption of 3000VA, making it efficient for mid-to-large sound setups. It delivers 1100W + 1100W at 2 Ohms, 750W + 750W at 4 Ohms, and 475W + 475W at 8 Ohms, with an impressive 2200W output in bridge mode. With a frequency response of 20–20,000Hz, 0.9% THD and a 90dB S/N ratio, this amplifier ensures clean and powerful sound. Features like selectable crossover on both channels, 100Hz low-pass filter, dual fixed-speed cooling fans and comprehensive temperature and DC short-circuit protection ensure stable and safe operation.

YOGIPRO YJ-3K2HD Amplifier – High Power for Demanding Applications

Built for more demanding audio environments, the YJ-3K2HD consumes 4000VA and delivers higher output levels, including 1600W + 1600W at 2 Ohms, 1100W + 1100W at 4 Ohms and 750W + 750W at 8 Ohms, with 3200W in bridge mode. It shares the same professional-grade specifications such as 400:1 damping factor, 10k input impedance, XLR input connections and 4-way Speakon and terminal outputs, ensuring tight bass response and reliable connectivity for professional sound systems.

YOGIPRO YJ-4K2HD Amplifier – Maximum Output & Control

The YOGIPRO YJ-4K2HD is the powerhouse of the series, consuming 5000VA and delivering massive output of 2100W + 2100W at 2 Ohms, 1500W + 1500W at 4 Ohms and 950W + 950W at 8 Ohms, with a commanding 4200W bridge mode output. Designed for large venues and high-pressure performances, it maintains excellent audio stability with dual 41-step level controls, advanced cooling and robust protection systems.

Professional Choice by ATI Pro Technologies

Together, the YOGIPRO YJ-2K2HD, YJ-3K2HD and YJ-4K2HD amplifiers offer scalable power, professional controls, and dependable performance. Backed by ATI Pro Technologies, these amplifiers are ideal solutions for anyone seeking high-output, professional-grade audio amplification for events and installations.

Newly Launched FX8000: The 8100W Power Amplifier Designed for Big Stages

The DJ Amplifier 8100 Watt Model FX 8000 from Audioflix, a sub-brand of ATI Pro Technologies, is engineered for DJs and live performers who demand unparalleled power and clarity. This TD Class professional power amplifier delivers a maximum output of 8100 Watts and comes at a highly affordable price, making it perfect for large venues, concerts and high-energy events. With fully imported components and reliable engineering, the FX8000 combines cutting-edge technology with efficiency and affordability.

Unmatched Power for Every Stage Size

The FX8000 is built for pure performance, delivering exceptional output across all load conditions. It offers 2x1800W at 8Ω stereo, 2x2700W at 4Ω stereo and a massive 2x4050W at 2Ω stereo, ensuring steady, distortion-free power delivery even at peak loads. In bridge mode, it unleashes 5400W at 8Ω and an explosive 8100W at 4Ω, making it ideal for concerts, weddings, festivals and mega DJ events.

Superior Audio Fidelity & Professional-Grade Performance

Crafted for precision, the FX8000 delivers a frequency response of 20Hz–20kHz ±0.5dB, providing deep bass, clear mids and sparkling highs. With THD+N below 0.08%, it ensures clean sound even at high volumes. The amplifier also features a slew rate exceeding 10 SV/us, a signal-to-noise ratio above 110dB, and a damping factor greater than 1500 at 8Ω, offering tight control and accurate speaker performance.

Professional Connectivity & Heavy-Duty Build

The FX8000 includes electronically balanced 3-pin XLR inputs, 3-pin male XLR link outputs and NEUTRIK Speakon connectors for secure and reliable audio transmission. Its Class TD output circuit ensures high efficiency while keeping heat generation low. With 20kΩ balanced and 10kΩ unbalanced input impedance, it integrates smoothly into any professional sound setup.

Advanced Protection for Continuous Performance

For maximum reliability, the amplifier incorporates protection against short circuits, open circuits, overheating, overload, DC faults and ultrasonic frequencies. It operates smoothly within 200–240V, 50–60Hz power requirements.

Built for Touring & Durability

With transport dimensions of 67.8×55×23 cm, a net weight of 36 kg and gross weight of 40 kg, the FX8000 is designed for long-term heavy use, making it perfect for touring sound professionals and rental companies.

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