For price difference only. Please contact us before you pay the price difference. Price difference do not apply to any kinds of discount.
For order SA1094 upgrade use:
The original product is:
ODESC3.6 Dual-Drive Controller FOC BLDC based on ODrive
https://firduo.com/products/odesc3-6-optimizes-high-performance-brushless-motor-high-power-dual-drive-controller-foc-bldc-based-on-odrive
Upgrade to:
Dual FSESC4.20 100A (Based on VESC ),
https://firduo.com/collections/hgltech-esc/products/dual-fsesc4-20-100a-esk8-build-esc-with-anodized-aluminum-heatsink