Description, Features & Specifications

Description

The **GATE ASTER V3 SE Expert Front Wired Drop-In Programmable ETU for V3 Airsoft AEG Gearboxes** is available now for players who want advanced electronic control, faster trigger response, and serious AEG tuning capability. Designed for most Version 3 Airsoft AEG gearboxes, this front wired programmable ETU replaces standard trigger contacts with a computerized trigger unit built for performance-focused airsoft builds. Optical sensors detect gear cam, trigger, and selector position, while noise-resistant trigger detection improves reliability during operation. The conformal coating helps protect the unit against atmospheric conditions, making the ASTER V3 SE Expert a strong upgrade for demanding AEG setups.

This GATE ETU gives users deep control over fire selector modes, pre-cocking, ROF control, low battery warning, active braking, and trigger sensitivity. With 343 programmable fire modes, including safe, semi, auto AUG, semi-burst, auto-burst, and binary, players can fine-tune their rifle for CQB, field play, or advanced training. Many settings can be adjusted directly through the trigger without requiring a USBLink or BluLink, while firmware updates are supported through USBLink or BluLink using the GCS app. The Expert model also supports multiple user profiles for pre-configured setups. Compatible with brushless motors, Infinite Torque-up, DSG, SSG, 19-tooth, and standard gear setups, this compact 43.8mm x 28.7mm x 7.2mm ETU weighs only 0.02225kg and supports LiPO 11.1V operation with a maximum voltage of 12.9V. With reverse polarity protection, smart fuse protection, adaptive active braking, and SAFE-SEMI-BINARY selector mode, the GATE ASTER V3 SE Expert is a powerful upgrade for high-performance V3 AEG gearboxes.

In the Box
1x ASTER Module
1x Programming via Trigger Card
1x Aster Patch
1x Installation Kit
1x Quickstart Guide

Specifications:
Brand: GATE
Platform: Airsoft AEG
Model: V3 Expert
Compatibility: Fits most Version 3 Airsoft AEG gearboxes
Battery: LiPO 11.1 V / Maximum Operating Voltage 12.9 V / Minimum Operating Voltage 3.75 V
Dimension: 43.8mm x 28.7mm x 7.2mm
Weight(kg): 0.02225kg
Wiring Direction: Front Wired
Current Consumption: 23 mA
Low Power Mode: 288 µA
Operating Temperature Range: -15°C to +50°C
Relative Humidity: ≤80%

California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Description

The **GATE ASTER V3 SE Expert Front Wired Drop-In Programmable ETU for V3 Airsoft AEG Gearboxes** is available now for players who want advanced electronic control, faster trigger response, and serious AEG tuning capability. Designed for most Version 3 Airsoft AEG gearboxes, this front wired programmable ETU replaces standard trigger contacts with a computerized trigger unit built for performance-focused airsoft builds. Optical sensors detect gear cam, trigger, and selector position, while noise-resistant trigger detection improves reliability during operation. The conformal coating helps protect the unit against atmospheric conditions, making the ASTER V3 SE Expert a strong upgrade for demanding AEG setups.

This GATE ETU gives users deep control over fire selector modes, pre-cocking, ROF control, low battery warning, active braking, and trigger sensitivity. With 343 programmable fire modes, including safe, semi, auto AUG, semi-burst, auto-burst, and binary, players can fine-tune their rifle for CQB, field play, or advanced training. Many settings can be adjusted directly through the trigger without requiring a USBLink or BluLink, while firmware updates are supported through USBLink or BluLink using the GCS app. The Expert model also supports multiple user profiles for pre-configured setups. Compatible with brushless motors, Infinite Torque-up, DSG, SSG, 19-tooth, and standard gear setups, this compact 43.8mm x 28.7mm x 7.2mm ETU weighs only 0.02225kg and supports LiPO 11.1V operation with a maximum voltage of 12.9V. With reverse polarity protection, smart fuse protection, adaptive active braking, and SAFE-SEMI-BINARY selector mode, the GATE ASTER V3 SE Expert is a powerful upgrade for high-performance V3 AEG gearboxes.

In the Box
1x ASTER Module
1x Programming via Trigger Card
1x Aster Patch
1x Installation Kit
1x Quickstart Guide

Specifications:
Brand: GATE
Platform: Airsoft AEG
Model: V3 Expert
Compatibility: Fits most Version 3 Airsoft AEG gearboxes
Battery: LiPO 11.1 V / Maximum Operating Voltage 12.9 V / Minimum Operating Voltage 3.75 V
Dimension: 43.8mm x 28.7mm x 7.2mm
Weight(kg): 0.02225kg
Wiring Direction: Front Wired
Current Consumption: 23 mA
Low Power Mode: 288 µA
Operating Temperature Range: -15°C to +50°C
Relative Humidity: ≤80%

California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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XTREME Superstore by Gate

GATE-AST3S-EM2

GATE ASTER V3 SE Expert Front Wired Drop-In Programmable ETU for V3 Airsoft AEG Gearboxes

$72.90
$72.90
Shipping calculated at checkout.
App-based control station gives users advanced control over AEG performance settingsProgrammable through the trigger without req...  Read more
  • App-based control station gives users advanced control over AEG performance settings
  • Programmable through the trigger without requiring a USBLink or BluLink for many adjustments
  • Conformal coating helps protect the unit against atmospheric conditions
  • Optical sensors detect gear cam, trigger, and selector position
  • Adjustable fire selector modes, pre-cocking, ROF control, low battery warning, active braking, and trigger sensitivity
  • 343 programmable fire modes, including safe, semi, auto AUG, semi-burst, auto-burst, and binary
  • Compatible with brushless motors
  • Noise-resistant trigger detection improves reliability during operation
  • Supports Infinite Torque-up, DSG, SSG, 19-tooth, and standard gear setups
  • Reverse polarity protection helps protect the battery, motor, and controller
  • Expert model supports multiple user profiles for pre-configured settings
  • Turns compatible AEGs into advanced programmable training platforms
  • Improved trigger programming allows sensitivity adjustment from hair trigger to full movement
  • Automatic pre-cocking options include LOW, MID, and HIGH settings
  • Adaptive active braking provides advanced motor control
  • SAFE-SEMI-BINARY selector mode available out of the box
  • Calibration and DTC codes can be accessed through trigger and selector movement
  • Smart fuse system helps protect key AEG electronics
  • Firmware can be updated through USBLink or BluLink using the GCS app
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