Tuned PolarStar Fire Control Unit Rev. 3
$92.00
Backed by KA Tech Warranty
HPA Specialists Since 2022
Description
Fully tuned for your rifle
The PolarStar Fire Control Unit Rev. 3 (FCU) is the electronic brain of your Fusion Engine™, F2™, or JACK™ HPA system. The Rev. 3 features a built-in MCU (microcontroller unit) which combines the FCU and MCU into a single compact board, reducing wiring complexity and improving reliability.
Features
- Built-in MCU — FCU and MCU combined on one board
- Programmable fire modes, ROF, burst settings, and trigger response
- Available in Full Auto + Semi or Semi-Auto Only firmware
- Compatible with Fusion Engine™, F2™, and JACK™ systems
Parts and accessories ship within 7 business days. Custom HPA rifle builds take up to 45 business days (often less). Need it sooner? Contact us to check current stock.
All sales on parts and accessories are final once shipped. Defective or damaged items are covered under the KA Tech Warranty.