Proficient PAS-A4100 4-Channel Analog Filtering Amplifier, 100W Proficient PAS-A4100 4-Channel Analog Fi
Proficient PAS-A4100 4-Channel Analog Filtering Amplifier, 100W
Proficient PAS-A4100 4-Channel Analog Fi

Proficient PAS-A4100 4-Channel Analog Filtering Amplifier, 100W

$697.00 $1,211.76
Brand: Proficient AudioReviews
You save $514.76 (42%)
Special order products normally take 10–14 business days to ship, depending on vendor availability.
  • Free US shipping on this item.
  • Special order: no returns without a manufacturer RMA. It ships from the manufacturer and lead times vary. If you cancel after your payment is captured (4 business days after the order is made), a 3% card processing fee is deducted. Wrong or defective items are always covered.
    Return terms: you pay shipping both ways, 3% card fee, 30% if opened
    • 30 daysfrom delivery to start a return
    • Shipping both waysto you and back to us, paid by you
    • 3% card feededucted from every refund
    • 30% open-box feeif the box has been opened
    • Special ordersno returns without a manufacturer RMA
    • Discontinued itemsnot returnable

    Wrong or defective items, and items damaged in transit with Package Protection, are always covered with no fees. Full return policy

  • Manufacturer's warranty from Proficient Audio. Warranty
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Overview

The Proficient PAS-A4100 is a four-channel analog amplifier rated at 100W per channel at 8 ohms, built for distributed and multi-room audio systems. Each output has a selectable analog filter for low-pass, full-range or high-pass operation, and channels can be bridged in pairs for 2-, 3- or 4-channel setups.

Key features

  • Four independent channels, 100W per channel at 8 ohms
  • Bridgeable in pairs for 2-, 3- or 4-channel configurations
  • 3-position filter switch per output: low-pass, full-range or high-pass
  • Turn-on modes: audio signal sense, always on or trigger voltage
  • Signal (green) and clipping (red) indicators per channel; bicolor power/protection LED
  • Preamp outputs on every channel and rear-panel input level controls
  • Brushed aluminum front panel; rack ears and tabletop feet included

Specifications

Channels 4
Power output 100 W per channel @ 8 ohms
Max load 3 x 8-ohm speakers per channel
Input sensitivity 0.08 V
Gain 30 dB
Frequency response (1 W) 20 Hz – 20 kHz
S/N ratio 98 dB
Auto sense level 5 mV
Crosstalk 80 dB at 1 kHz; 70 dB at 10 kHz
Trigger input 3–24 VAC or DC, 20 mA
Trigger output 12 VDC max, 150 mA
Dimensions (L x W x H) 11.5 x 17 x 1.5 in

Typical uses

  • Powering multi-room ceiling and in-wall speaker zones
  • Driving outdoor speakers with a subwoofer on a low-pass channel
  • Rack-mounted home entertainment and media room systems

Shipping

Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.

Shipping policy

Returns

Special order: no returns without a manufacturer RMA. Wrong or defective items are always covered.

Start a return

Damaged or wrong item?

Tell us within 3 days of delivery with photos and we'll make it right, with no fee.

Contact us

Proficient Audio warranty

This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.

Warranty details

Support from real people

Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.

Chat with us

Business accounts

Approved businesses can pay on Net 30 / PO terms after their second completed order.

Ask about terms

Frequently Asked Questions

How much power does the PAS-A4100 deliver?+
Proficient rates it at 100 W per channel at 8 ohms across four channels.
Can the channels be bridged?+
Yes. Channels can be bridged in pairs, allowing 2-, 3- or 4-channel configurations.
Can I use one channel for a subwoofer?+
Each output has a 3-position switch for low-pass, full-range or high-pass filtering, so a channel can be set to low-pass.
How does the amplifier turn on?+
It supports audio signal sense, normal (always on) or trigger voltage turn-on, with a trigger input accepting 3–24 VAC or DC.
Can it be rack mounted?+
Yes. Rack ears and tabletop feet are included for mounting options.

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