VBOX 3i (v1-v2) Pinouts

Updated on Mar 4, 2026
VBOX 3i Singel Antenna - front view

Front View of VBOX 3i Single Antenna (v1-v2)

PINI/OFunctionConnector
1IPower +
2IGround

One Analogue and One Digital Output 

PINI/OFunctionConnector
1OIsolated Analogue Out 1 (0 to 5 V)
2ODigital Out 1 (0 to 5 V)
3OAnalogue Ground
ShellODigital Ground

One Analogue and One Digital Output 

PINI/OFunctionConnector
1OIsolated Analogue Out 2 (0 to 5 V)
2ODigital Out 2 (0 to 5 V)
3OAnalogue Ground
ShellODigital Ground
PINI/OFunctionConnector
1IGround
2IDigital Input 2 - Logging on/off (0 to 5 V - 14 V tolerant)
3IDigital Input 1 - Brake Trigger (0 to 5 V - 14 V tolerant)
PINI/OFunctionConnector
1ORS232 Tx - PORT A  (± 12 V)
2IRS232 Rx - PORT A (± 12 V)
3I/OCAN High - PORT B
4I/OCAN Low - PORT B
5O+V Power (Same as Power +)
PINI/OFunctionConnector
1ORS232 Tx - PORT A  (± 12 V)
2IRS232 Rx - PORT A (± 12 V)
3I/OCAN High - PORT B
4I/OCAN Low - PORT B
5O+V Power (Same as Power +)
PINI/OFunctionConnector
CenterN/ARF Signal/Power for active antenna
ChassisN/AGround

VBOX 3i Single Antenna (v2)

PINI/OFunctionConnector
1IIsolated Channel 1 + (1.8 M Ohms input impedance)
2IIsolated Channel 1 – (1.8 M Ohms input impedance)
3IIsolated Channel 2 + (1.8 M Ohms input impedance)
4IIsolated Channel 2 – (1.8 M Ohms input impedance)
5IIsolated Channel 3 + (1.8 M Ohms input impedance)
6IIsolated Channel 3 – (1.8 M Ohms input impedance)
7IIsolated Channel 4 + (1.8 M Ohms input impedance)
8IIsolated Channel 4 – (1.8 M Ohms input impedance)
9-13N/CN/A
14OVbatt (Equal to Input Voltage. 200 mA)
15OGround
16O5 V Out (5 V ± 2 %. 350 mA)
17OGround
18-25N/CN/A

VBOX 3i Single Antenna (v1)

PINI/OFunctionConnector
1IIsolated Channel 1 + (1.8 M Ohms input impedance)
2IIsolated Channel 1 – (1.8 M Ohms input impedance)
3IIsolated Channel 2 + (1.8 M Ohms input impedance)
4IIsolated Channel 2 – (1.8 M Ohms input impedance)
5IIsolated Channel 3 + (1.8 M Ohms input impedance)
6IIsolated Channel 3 – (1.8 M Ohms input impedance)
7IIsolated Channel 4 + (1.8 M Ohms input impedance)
8IIsolated Channel 4 – (1.8 M Ohms input impedance)
9-13N/CN/A
14OVbatt (Equal to Input Voltage. 100 mA)
15OGround
16O5 V Out (5 V ± 2 %. 350 mA)
17OGround
18-25N/CN/A