Black and red guitar amplifier with "REACTOR" branding.

Positive Grid Reactor 50 — Amp Resale Value

Amps

What a used Positive Grid Reactor 50 sells for on Reverb (median of 2 recent listings).

Positive Grid Reactor 50 value — Used $569.28. Prices updated August 2026.

Used
$569.28
New / Sealed
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Item details

Brand
Positive Grid
Make
Positive Grid
Model
Reactor 50
Year
2026
Used range
$300 – $569.28
Sample size
2 listings

Positive Grid Reactor 50 resale value

The used Positive Grid Reactor 50 has a median Reverb asking price of $569.28, ranging from $300 to $569.28 across 2 current listings.

What drives the price

For a used amp, tube vs solid-state, original speakers/tubes, wattage, and tolex/grille condition 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

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ConditionValueBased on
Used$569.28eBay sold comps

Frequently asked questions

What is the typical used price range for the Reactor 50?
The used range for the Positive Grid Reactor 50 is currently between $300 and $569.28.
Is the Reactor 50 a popular item on JunkPal?
Based on current data, there are 2 listings available for this model.
When was the Positive Grid Reactor 50 manufactured?
The model year listed for the Positive Grid Reactor 50 is 2026.

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