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Parasound Halo A31 3-Channel Power Amplifier

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Certified Pre-Owned What’s this?

Original price $4,000.00 (25% Off Est. Retail)
Original price From $2,999.00
Original price $4,000.00 (25% Off Est. Retail)
Current price $2,999.00
From $2,999.00
Current price $2,999.00

+$105.00 Shipping to contiguous US.
Tax collected at checkout.

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Shipping Cost

Cost to ship this item within the Contiguous United States is a flat rate of $105.00, including packaging and insurance. Note that all items valued over $750 will require a signature upon delivery.

We DO NOT offer international shipping.

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Product Highlights

Parasound Halo A31 delivers 250 watts RMS per channel into 8 ohms and 400 watts per channel into 4 ohms across all three channels, backed by 60 amperes of peak current capacity per channel. Designed by audio legend John Curl, this high-bias Class A/AB amplifier operates in pure Class A for subtle details before transitioning to Class AB for explosive dynamics. An encapsulated 1.5 kVA toroidal transformer with dedicated secondary windings for each channel, paired with complementary MOSFET drivers and JFET inputs, provides effortless current delivery, massive headroom, and unyielding control over front soundstage channels.

Critical consensus and user feedback celebrate this amplifier for its transparent, muscular, and refined sonic presentation, blending massive authority with a touch of organic warmth. Professional reviewers highlight its ability to grip difficult loudspeaker loads with complete composure, delivering tight, extended low frequencies, holographic imaging, and crystalline clarity without fatigue. Across the audiophile community, it enjoys a sterling reputation for indestructible build quality, silent operation, and unwavering long-term reliability.

Unlocking the full emotional weight of music and cinema requires immense current that never sacrifices delicacy. By providing effortless command, crystal-clear dialogue, and bottomless dynamic reserve to the critical front channels, this powerhouse elevates any premium system into a coherent, captivating soundstage where every performance comes alive.
Brand Parasound
Type Power Amplifiers
Component Color Black
MSRP $4,000.00
SKU # 102420
Serial # 50315
Cosmetic Rating

8 - Very good condition with minimal visible cosmetic wear including mild nicks and scratches on the top surface and heatsink fins of the unit. These blemishes are not readily visible and do not detract from the overall wonderful appearance.

Functional Notes

Operational condition of this item is excellent, fully tested and no issues found.

Age 4 years
Owners 2
Service History None

Amplifier, Manual, Power cable, Factory packaging

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Parasound Halo A31 3-Channel Power Amplifier
Parasound Halo A31 3-Channel Power Amplifier

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