What is the current used price range for the ISA One?

Currently, the used range for the Focusrite ISA One Desktop Mic Preamp is between $561.03 and $673.24.

Are there different color finishes available?

The available finishes seen for this model include Blue.

How many listings are currently available for this preamp?

There are three listings currently available for the Focusrite ISA One Desktop Mic Preamp.

Focusrite ISA One Desktop Mic Preamp — Unit Resale Value

Name: Focusrite ISA One Desktop Mic Preamp — Unit Resale Value
Brand: Focusrite

Pro Audio

What a used Focusrite ISA One Desktop Mic Preamp sells for on Reverb (median of 3 recent listings).

Focusrite ISA One Desktop Mic Preamp value — Used $438. Prices updated August 2026.

Used

$438

New / Sealed

—

Live on eBay now

See current eBay listings

Selling on eBay right now · by condition

New

$630

2 listings asking

Used

$750

17 listings asking

Median of current eBay asking prices — live, not sold data.

Live on eBay right now

Expired listings — price reference

Focusrite ISA One Microphone Preamp (Desktop)~~$560~~Newexpired · seen Jul 30Look up ↗

Focusrite ISA One Microphone Preamp~~$620~~Usedexpired · seen Jul 30Look up ↗

Focusrite ISA 428 4 Channel Preamp With Digital ADAT Expansion Card~~$1,499.99~~Usedexpired · seen Jul 30Look up ↗

Focusrite ISA One 1-Channel Analog Mic Preamp w/ DI Direct Box & VU Meter~~$420~~Usedexpired · seen Jul 30Look up ↗

Focusrite Pro ISA Two Dual Mono Microphone Preamp~~$750~~Usedexpired · seen Jul 30Look up ↗

Focusrite ISA 828 MkII 8Channel Mic Preamp with digital output card~~$3,200~~Usedexpired · seen Jul 30Look up ↗

eBay removes ended listings after ~90 days — we keep the prices. Look up finds current listings for the same item.

Price data verified against · 1

Reverb — Focusrite ISA One Desktop Mic Preamp (used listings)$438

Item details

Brand: Focusrite
Make: Focusrite
Model: ISA One Desktop Mic Preamp
Finishes seen: Blue
Used range: $332 – $591.4
Sample size: 3 listings

Focusrite ISA One Desktop Mic Preamp resale value

The used Focusrite ISA One Desktop Mic Preamp has a median Reverb asking price of $438, ranging from $332 to $591.4 across 3 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.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

Shop this on eBay ↗

Condition	Value	Based on
Used	$438	eBay sold comps
Live asking — low / typical / high	$420 / $750 / $3,200	20 live eBay listings ↗

Market check: As of July 29, 2026, 20 live eBay listings ask $420.00–$3,200.00 (median $750.00). Sellers are currently asking about 71% above the typical sold value of $438.00 — patient buyers can often do better than list price.

Frequently asked questions

What is the current used price range for the ISA One?: Currently, the used range for the Focusrite ISA One Desktop Mic Preamp is between $561.03 and $673.24.
Are there different color finishes available?: The available finishes seen for this model include Blue.
How many listings are currently available for this preamp?: There are three listings currently available for the Focusrite ISA One Desktop Mic Preamp.