# Serpent Audio SB4001 500 Series Stereo Buss Compressor Module — resale value

Source: JunkPal price guide — https://junkpal.ai/products/serpent-audio-sb4001-500-series-stereo-buss-compressor-module-pro-audio-reverb

**Serpent Audio SB4001 500 Series Stereo Buss Compressor Module** is worth about **$1,139.19**, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/serpent-audio-sb4001-500-series-stereo-buss-compressor-module-pro-audio-reverb

## Value

| Condition | Value (USD) |
| --- | --- |
| Used | $1,139.19 |

Values are medians of real closed eBay sales, updated 2026-07-25. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DSerpent%2520Audio%2520SB4001%2520500%2520Series%2520Stereo%2520Buss%2520Compressor%2520Module%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DSerpent%2520Audio%2520SB4001%2520500%2520Series%2520Stereo%2520Buss%2520Compressor%2520Module%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | Serpent Audio |
| Model | SB4001 500 Series Stereo Buss Compressor Module |
| Year | 2020 |
| Used range | $1,139.19 – $1,139.19 |
| Sample size | 2 listings |
| Category | Pro Audio |

## Serpent Audio SB4001 500 Series Stereo Buss Compressor Module resale value

The used Serpent Audio SB4001 500 Series Stereo Buss Compressor Module has a median Reverb asking price of **$1,139.19**, ranging from $1,139.19 to $1,139.19 across 2 current listings.

### What drives the price

For a used unit, channel count, working metering, and whether it's a sought-after vintage piece move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.

## FAQ

**What is the current asking price for the Serpent Audio SB4001?**

Both available listings for the SB4001 500 Series Stereo Buss Compressor are priced at $1,139.19.

**Is this a new or used item?**

This module is listed in used condition, with listings dating back to 2020.

**How many units of the SB4001 are currently for sale?**

There are currently 2 listings available for the Serpent Audio SB4001 500 Series Stereo Buss Compressor.

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Full price guide: https://junkpal.ai/products/serpent-audio-sb4001-500-series-stereo-buss-compressor-module-pro-audio-reverb
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-25, based on real sold listings (junkpal.ai)"