Arcam
Arcam SA45 Amplifier
Best high-fidelity integrated amplifier for audiophiles seeking versatile modern streaming connectivity.
Experience exceptional audio with the Arcam SA45 Integrated Amplifier, meticulously crafted in the UK. This amplifier is designed for the discerning music lover, delivering subtle nuances and exciting dynamics. It features Arcam's renowned Class G amplifier technology, ensuring high efficiency and pure Class A sound at lower volumes. With extensive analog and digital connectivity, alongside modern streaming capabilities like Chromecast and Airplay, the SA45 offers a versatile and immersive listening experience.
$4999.00
Owner Satisfaction
4.6
/ 5
Category Rank
920
/ 1646
#920 in Power Amplifiers
Price vs Category Average
-39%
Below average
Continuous power output (8Ω)
1802
/ W ( channels driven)
Who it's for
- Modern music lovers needing a central hub for digital sources
- Audiophiles seeking powerful, efficient, and distortion-free amplification
- Listeners wanting studio-grade acoustic correction in their own home
Who should skip it
- Budget-conscious buyers looking for entry-level or mid-range value
- Casual users intimidated by complex software calibration processes
- Homeowners with limited space for large, heavy audio equipment
Performance breakdown
Amplification Efficiency
Class G technology balances high-power output with refined, low-volume clarity.
Streaming Versatility
Seamless integration of Chromecast and AirPlay covers all modern wireless needs.
Connectivity Depth
Comprehensive analog and digital inputs easily accommodate complex, multi-source audio setups.
Power Delivery
Robust wattage effortlessly drives demanding speakers with authority and dynamic control.
Phono Stage Quality
Dedicated MM/MC support provides a high-fidelity foundation for vinyl enthusiasts.
Build Integrity
Substantial weight and meticulous UK craftsmanship ensure long-term mechanical reliability.
Key Specs
Continuous power output (8Ω)
180W (2 channels driven)
Continuous power output (4Ω)
300W (2 channels driven)
Total Harmonic Distortion
0.002% (80% power, 8Ω at 1kHz)
Signal-to-Noise Ratio
106dB (A-wtd)
Analogue Inputs
3x RCA pairs + 1 XLR pair
Digital Inputs
1x HDMI eARC, 2x Coaxial, 2x Optical
Dimensions (WxDxH)
432 x 390 x 140mm
Net Weight
17 kg
Features
- Class G amplifier technology for efficiency and clarity
- High-resolution streaming support
- Integrated Chromecast and Airplay
- Balanced XLR connectivity
- MM/MC phono stage included
- Stereo integrated amplifier design
- HDMI eARC for modern TV integration
- Powerful output for demanding speakers
What customers say
Customers overwhelmingly praise the Arcam SA45 Amplifier for its exceptional sonic performance. The core theme is the rich, dynamic, and highly detailed soundstage it creates. Reviewers consistently note its robust power delivery, effortlessly driving demanding speakers without harshness. The sound signature achieves a beautiful balance, remaining warm and musical while retaining superb clarity and speed. Build quality is also highlighted; the unit feels substantial and premium, justifying its high-end positioning. While premium priced, users feel the acoustic performance warrants the investment. The SA45 is highly recommended for serious audiophiles seeking a powerful and musically engaging centerpiece for their system.
Know before you buy
Class G technology combines the efficiency of a Class AB amplifier with the pure, low-distortion sound of Class A. It operates in Class A at lower volumes for maximum clarity and switches to a higher-power supply rail only when needed for demanding musical peaks.
Yes, the SA45 includes a dedicated phono stage that supports both Moving Magnet (MM) and Moving Coil (MC) cartridges. This allows you to connect your turntable directly without needing an external phono preamplifier.
The HDMI eARC port allows you to connect your TV directly to the amplifier, enabling you to control the volume using your existing TV remote. It ensures a high-quality, digital audio connection that is far superior to standard optical or analog TV outputs.
With 180W per channel into 8Ω and 300W into 4Ω, the SA45 is designed to handle demanding, low-impedance speakers with ease. Its robust power delivery ensures consistent control and dynamics even at higher listening levels.
Yes, it features integrated Chromecast and AirPlay, allowing you to stream high-resolution audio directly from your preferred mobile devices or streaming apps. It is designed to handle modern digital formats with high fidelity.
Yes, the SA45 features a pair of balanced XLR inputs. These are ideal for connecting high-end source components, as they provide a more robust signal path that is less susceptible to interference.
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$4999