Please Note: This is a PRE-ORDER.
Your order will be shipped as soon as the pre-order item arrives in stock. If your order includes both in-stock and pre-order items, the entire order will be held and shipped together once the pre-order item becomes available.
About Stock Arrival:
Some pre-order items are limited in quantity or may have Reduced production by the manufacturer.
Because of this, we might not receive the full amount we ordeRed.
If this happens, we’ll ship items in the order pre-orders were placed. (first-come, first-served basis)
If your order isn’t fulfilled in the first shipment, it will automatically move to the next batch.
Important Notes:
for some limited items or items with no restock plans, we may have to cancel your order.
Even if you pre-order early, we can’t guarantee your item will ship in the first batch.
About Release Dates:
Release dates or periods (if announced by the manufacturer) are shown on the product page.
However, release dates may be delayed due to the manufacturer’s circumstances.
Please treat release dates as estimates only.
Estimated Arrival (ETA): Mid-End JUL 2026
~~~
Unleash the raw power and precision of competitive RC racing with the Ko Propo 40457 VFS-FR3 PRO, a premium brushed ESC that arrives pre-equipped with the coveted Ultimate Booster 2 and Ultimate Condenser 35V for peak performance straight from the box. This exclusive PRO specification model features a striking black heat sink and delivers astonishing 1200A peak current, giving you the ultimate competitive edge with unparalleled acceleration and top-end speed that will leave your competition in the dust.
Key Features
-
Dimensions: 32.6 x 29.0 x 19.4mm (main unit only).
-
Compatible Motors: Brushed motors unlimited.
-
Massive Power: Maximum peak current 1200A, maximum continuous current 300A, rated current 120A.
-
Drive Frequency: 0.50(±0.3) to 7.00(±0.3)kHz with 64 steps.
-
Operating Voltage: 6.6 to 8.4V with BEC output 6.0V/3A.
-
Pre-Installed Upgrades: Ultimate Booster 2 (high-performance Schottky diode) and Ultimate Condenser 35V factory installed for worry-free operation.
-
Exclusive PRO Design: Black anodized heat sink for enhanced aesthetics and visual unity when mounted.
-
Low Voltage Cutoff: Protects LiPo, LiFe, NiMH, and NiCD batteries from over-discharge with selectable battery modes during initial setup.
-
Back Timer Function: Adjustable time delay before entering reverse, preventing accidental reversing during fine brake control.
-
Advanced Features: Supports HCS mode with automatic detection, expanded drive frequency to 7.06kHz, and ICS function for various parameter settings.
-
Easy Setup: Pre-installed recommended drive frequencies with simple initial setup; motor connections made easy with connectors.
-
Programming: Use VFS-FR3 Manager software and ICS USB Adapter HS for detailed parameter adjustments (sold separately).
Why Choose This
The Ko Propo VFS-FR3 PRO is the ultimate choice for serious racers who demand factory-optimized performance without the hassle of complex soldering or wiring modifications. With the Ultimate Booster 2 minimizing electrical loss for smoother motor rotation and increased top speed, combined with the Ultimate Condenser 35V providing instantaneous power for explosive acceleration, this PRO version delivers a level of performance that standard ESCs simply cannot match. The exclusive black heat sink adds a professional touch, while the intuitive setup and low voltage cutoff ensure reliable, worry-free operation for both beginners and seasoned veterans.
Ultimate Booster 2
Ultimate Condenser 35V
Product Information
-
Brand: Ko Propo.
-
Model Number: 40457.
-
Product Name: VFS-FR3 PRO.
-
Forward/Reverse/Brake: Supports all three functions.
-
Drive Frequency Steps: Forward 32 divide step positions, 64 frequency settings.
-
Factory Settings: Pre-installed recommended settings (LiPo over 12T recommended; LiFe, NiMH over 23T recommended).
-
Reverse Cancel: Function available.
-
Voltage Cutoff: Selectable modes (LiPo/LiFe/NiMH/NiCD).
-
Back Timer: Adjustable before entering reverse mode.
-
Neutral Brake: Function included.
-
PC Software: VFS-FR3 Manager for detailed settings (requires ICS USB Adapter HS, sold separately).
-
Setting Card: Not compatible with VFS.
-
Included Contents: ESC with silicon wire, Ultimate Capacitor (installed), Ultimate Booster 2 (installed), Heat sink (installed), Name plate x1.
Dominate the track with the Ko Propo 40457 VFS-FR3 PRO, a race-ready ESC that combines factory-installed premium upgrades with exceptional power and precision for the ultimate competitive advantage. Secure this performance powerhouse for your RC machine today and experience the thrill of unmatched acceleration and top speed.
(PO JUL 2026) Ko Propo 40457 VFS-FR3 PRO
