# Boss CS-3 Compression Sustainer (Black Label) — resale value

Source: JunkPal price guide — https://junkpal.ai/products/boss-cs-3-compression-sustainer-black-label-effects-and-pedals-reverb

**Boss CS-3 Compression Sustainer (Black Label)** is worth about **$59.85**, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/boss-cs-3-compression-sustainer-black-label-effects-and-pedals-reverb

## Value

| Condition | Value (USD) |
| --- | --- |
| Used | $59.85 |

Values are medians of real closed eBay sales, updated 2026-08-11. 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%3DBoss%2520CS-3%2520Compression%2520Sustainer%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%3DBoss%2520CS-3%2520Compression%2520Sustainer%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 | Boss |
| Model | CS-3 Compression Sustainer (Black Label) |
| Year | 1987 |
| Finishes seen | Blue |
| Used range | $55 – $97.25 |
| Sample size | 3 listings |
| Category | Effects and Pedals |

## Boss CS-3 Compression Sustainer (Black Label) resale value

The used Boss CS-3 Compression Sustainer (Black Label) has a median Reverb asking price of **$59.85**, ranging from $55 to $97.25 across 3 current listings.

### What drives the price

For a used pedal, true-bypass vs buffered, enclosure wear, and whether it's a discontinued or boutique run move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.

## FAQ

**What is the approximate resale value range for the Boss CS-3?**

Based on current listings, the Boss CS-3 Compression Sustainer ranges from $59 to $97.09.

**Is the Boss CS-3 a rare find?**

The pedal was made in 1987, and there are currently two listings available for inspection.

**What finishes are available for this model?**

While the model is listed as Black Label, finishes seen include Blue.

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Full price guide: https://junkpal.ai/products/boss-cs-3-compression-sustainer-black-label-effects-and-pedals-reverb
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-08-11, based on real sold listings (junkpal.ai)"