Proficient PAS-C854-SUB Dual Voice Small Aperture Subwoofer, 4.75" Cut-out Size Proficient PAS-C854-SUB Dual Voice Small
Proficient PAS-C854-SUB Dual Voice Small Aperture Subwoofer, 4.75" Cut-out Size
Proficient PAS-C854-SUB Dual Voice Small

Proficient PAS-C854-SUB Dual Voice Small Aperture Subwoofer, 4.75" Cut-out Size

$679.28 $1,211.76
Brand: Proficient AudioReviews
You save $532.48 (43%)
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-C854-SUB is an in-ceiling subwoofer from the Small Aperture Signature Series that delivers bass through a 4.75" ceiling opening. It uses an 8.27" polypropylene cone with dual 1 1/2" voice coils in a 4th-order bandpass, vinyl-wrapped MDF cabinet with a precision-tuned port tube, and mounts to a single joist.

Key features

  • 8.27" custom polypropylene cone woofer in a 4th-order bandpass design
  • Dual 8 ohm voice coils with included shorting bars for impedance matching when using multiple subwoofers
  • Fits a 4.75" opening cut with a standard hole saw
  • Mounts to a single joist, with integrated absorption pads to reduce vibration transmission
  • Built-in 10mH filter per voice coil plus analog filtering circuits to suppress tube modes
  • Designed alongside the PAS-C355 speaker and PAS-A4100 amplifier

Specifications

Driver 8.27" polypropylene cone
Voice coils Dual 1 1/2"
Impedance Dual 8 ohm voice coil
Sensitivity 71 dB
Frequency response 20 Hz - 300 Hz
Power handling 50 W minimum / 100 W maximum
Cutout 4.75"
Finished grille 5.25"
Depth behind ceiling 7.125"
Cabinet dimensions 25.188" L x 12" W x 7.125" D (with port tube)
Cabinet Vinyl-wrapped MDF
Weight 14.1 lb

Typical uses

  • Adding bass to a small-aperture ceiling speaker system
  • Living rooms and media rooms where a visible subwoofer is not wanted
  • Pairing with Proficient PAS-C355 speakers and the PAS-A4100 amplifier

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

What size hole does the PAS-C854-SUB need?+
It installs in a 4.75" opening cut with a standard hole saw, and the finished grille measures 5.25".
How much space does it need above the ceiling?+
The cabinet with port tube measures 25.188" long, 12" wide and 7.125" deep, and it mounts to a single joist.
What is the impedance?+
It has dual 8 ohm voice coils. Shorting bars are included for impedance matching when using multiple subwoofers.
Which speakers and amplifier is it designed to work with?+
Proficient designed it alongside the PAS-C355 small aperture speaker and the PAS-A4100 four-channel amplifier.

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