Majority of unit have had either MCU replacment or DRV replacment, all units have had canbus chips replaced with new ones and have been tested and calibrated both with FOC and BLDC
 
FOCBOX SPECIFICATIONS
Features & Benefits
Built into protective hard case
Aluminium heatsink included
5V 1A Output for external devices
Regenerative braking charges battery
Sensored & Sensorless Motor Control
Powerful start torque on sensorless motors
Win & Mac Compatible GUI
Common Micro USB interface
 
Hardware Specifications 
Voltage rating of components 8V-50V
Compatible battery 3S to 12S
Recommended 10S battery
120A Peak Current Limit 
60A Continuous Current
3.5mm bullet connectors
 
 
 
 
 
Dimensions
Main PCB: 60mm x 60mm
Hard Case Footprint: 64mm x 64mm
Hard Case Height: 22mm
Motor Wires: 50mm 
Power Wire & XT 60 Plug: 40mm
Mounting Hole pattern: 15mm X 30mm 
 
Software Features
FOC Control for quiet operation
Current, Speed, Duty-cycle Control
Adjustable Motor & Battery Current Limits
Low & High Voltage limits
Regenerative Battery Current Control
Advanced Features
Over Voltage protection
Current and voltage monitoring on all phases
Field Oriented Control
RPM-based phase advance (field weakening)
Rapid duty cycle changes
High RPM & RPM Limits (bi-directional)
Soft backoff for over current & over temp
amp-hour and watt-hour counting
Firmware & GUI
Open Source by Ben Vedder
ChibiOS/RT
GUI Built with QT
 
Control Interface
PPM, Analog, UART, USB, 
CAN-bus, I2C
 
Warranty
We off limited warrant for deffects or issues
that arringe due to pre existing issues or that
are on our behalf, because can be fairly esaily
damadged if wrong setting are applyed or
wrong setup is used wwe offer a limited
warranty on a case by case basis, please
email suppot if you have any further querys related to this