Delivery before X-MAS only for orders received by December 17, 2025.
No products
Processor, active brakes and electronics for airsoft guns
Best Seller in Category
1.Perun V2 Hybrid (back wired)
2.Perun V3 Hybrid (universal wiring)
3.JeffTron Scylla V2 ETU Unit - Wiring to stock
16,61 € In StockJeffTron Micro Active Brake II: JeffTron
JT-BRK-S1
Micro Active Brake II by JeffTron – version without wiring. Suitable for up to M160 spring. Professional MOSFET with active braking for AEGs. Improves rate of fire and battery life, protects internal components. Fixes multiple shot issue in SEMI mode. For advanced service technicians only.
16,61 €In Stock
25,15 € In StockJeffTron Micro Active Brake II with Wiring: JeffTron
JT-BRK-W1
Micro Active Brake II by JeffTron – version with wiring. Suitable for setups up to M160 spring. Professional MOSFET with active braking for AEG replicas. Increases rate of fire and battery life, protects internal components. Fixes issue of double shots in SEMI mode. Recommended for experienced airsoft technicians only.
25,15 €In Stock
34,11 € In StockJeffTron Active Brake II with Wiring: JeffTron
JT-BRK-W2
Active Brake II by JeffTron – wired version. Suitable for setups up to M210 spring. Professional MOSFET with active braking for AEG replicas. Increases rate of fire and battery life, protects internal components. Fixes double-shot issue in SEMI mode. For experienced airsoft technicians only.
34,11 €In Stock
123,65 € In StockJeffTron LEVIATHAN ASG EVO 3 Optical + Anti-Reversal Latch: JeffTron
JT-LEV-S3
Leviathan ASG EVO 3 Optical control unit by JeffTron with front-wired cable. For ASG CZ Scorpion EVO 3 A1 gearbox (all versions including 1st generation). Bluetooth programming via JeffTron app (iOS / Android). Includes CNC anti-reversal latch for pre-cocking. Also ready for brushless motors. New configuration options for each selector position.
123,65 €In Stock
62,99 € 79,89 € In Stock-21%
71,44 € In Stock
121,24 € In StockJeffTron LEVIATHAN NGRS Optical M4 (Rear Wiring): JeffTron
JT-LEV-NG
Leviathan NGRS Optical control unit by JeffTron with rear wiring. Only for EBB guns by Tokyo Marui from the M4 Next-Generation Recoil Shock (NGRS) series. Also compatible with URGI, MK18, HK416, HK417 and SCAR-L (MK16) / SCAR-H (MK17). Bluetooth programming via JeffTron app (iOS / Android). RFTS system – realistic trigger feel.
121,24 €In Stock
112,65 € In StockJeffTron LEVIATHAN V3 Optical: JeffTron
JT-LEV-V3
Leviathan V3 Optical ETU unit by JeffTron with front wiring (handguard / above gearbox). Designed for gearbox V3 (AK series, G36, CZ805 Bren, and others). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode. Ready for Brushless motors. RFTS system – resistance similar to a real firearm.
112,65 €In Stock
50,73 € In StockPerun ETU++ upgrade for G&G (with T-Deans plug): Perun
PERUN008
ETU++ is a dedicated replacement for G&G ETU. Works with any G&G ETU replica and it’s compatible with 7.4V, 11.1V and 14.8V batteries. Thanks to many additional features it gives to the user the possibility to choose an optimal configuration to the requirements of the mission and gain an advantage over the opponent.
50,73 €In Stock- 82,43 € In StockPerun V2 Hybrid (back wired)
: Perun
PERUN010
Perun V2 Hybrid replaces mechanical contacts in your airsoft replica or gel blaster and provides lots of useful features. Optical and magnetic sensors allow to eliminate many moving parts that are prone to damage, thus increasing the reliability. Adaptive trigger control allows switching from a very short trigger travel to a long one even in the field,...
82,43 €In Stock 
82,43 € In StockPerun V2 Hybrid (front wired): Perun
PERUN011
Perun V2 Hybrid replaces mechanical contacts in your airsoft replica or gel blaster and provides lots of useful features. Optical and magnetic sensors allow to eliminate many moving parts that are prone to damage, thus increasing the reliability. Adaptive trigger control allows switching from a very short trigger travel to a long one even in the field,...
82,43 €In Stock- 82,43 € In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC SPEED Trigger...: JeffTron
JT-LEV-V2S-SB
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum SPEED trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC FLAT Trigger...: JeffTron
JT-LEV-V2S-FB
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum FLAT trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC FLAT Trigger...: JeffTron
JT-LEV-V2S-FR
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum FLAT trigger by Retro Arms (red). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC EDGE Trigger...: JeffTron
JT-LEV-V2S-EB
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum EDGE trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC EDGE Trigger...: JeffTron
JT-LEV-V2S-ER
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum EDGE trigger by Retro Arms (red). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC CURVED...: JeffTron
JT-LEV-V2S-CB
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum CURVED trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC CURVED...: JeffTron
JT-LEV-V2S-CR
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum CURVED trigger by Retro Arms (red). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
134,85 €In Stock
134,85 € In StockJeffTron LEVIATHAN V2 Optical (rear wired) + CNC CLASSIC...: JeffTron
JT-LEV-V2S-CLASB
Leviathan V2 Optical ETU unit by JeffTron with rear wiring. Includes a CNC aluminum CLASSIC trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance...
134,85 €In Stock
102,30 € 141,44 € In Stock-28%JeffTron LEVIATHAN V2 Optical (Front Wired) + CNC SPEED...: JeffTron
JT-LEV-V2F-SB
Leviathan V2 Optical ETU unit by JeffTron with front wiring. Includes a CNC aluminum SPEED trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
102,30 € 141,44 €In StockReduced price!
104,83 € 141,44 € In Stock-26%JeffTron LEVIATHAN V2 Optical (Front Wired) + CNC SPEED...: JeffTron
JT-LEV-V2F-SR
Leviathan V2 Optical ETU unit by JeffTron with front wiring. Includes a CNC aluminum SPEED trigger by Retro Arms (red). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
104,83 € 141,44 €In StockReduced price!
104,83 € 141,44 € In Stock-26%JeffTron LEVIATHAN V2 Optical (Front Wired) + CNC FLAT Trigger...: JeffTron
JT-LEV-V2F-FB
Leviathan V2 Optical ETU unit by JeffTron with front wiring. Includes a CNC aluminum FLAT trigger by Retro Arms (black). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
104,83 € 141,44 €In StockReduced price!
90,46 € 141,44 € In Stock-36%JeffTron LEVIATHAN V2 Optical (Front Wired) + CNC FLAT Trigger...: JeffTron
JT-LEV-V2F-FR
Leviathan V2 Optical ETU unit by JeffTron with front wiring. Includes a CNC aluminum FLAT trigger by Retro Arms (red). For gearbox V2 and V2.5 (M4, M16, MK18, HK416, SR-25, and other platforms). Bluetooth programming via JeffTron app (iOS / Android). Hair trigger mode with just 0.13 mm of travel. RFTS system – realistic trigger resistance simulation.
90,46 € 141,44 €In StockReduced price!