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Diamond Point International

B&B Compact USB Port Guardian

Compact USB Port Isolation - Perfect for Field Service!


2 kV Isolation is as close as your pocket. Use the new USB Port Guardian to protect your laptop while connecting to remote devices for field service or programming. This inline device connects directly into your laptop’s USB Port before the cable. Once installed, connect your standard USB cable to it and the remote device. Due to the nature of isolation and USB, bandwidth will be set to 12 Mbps when using the Port Guardian.



InterfaceIsolation: 2 kV
ESD Protection: 5 kV Air
USB: USB 2.0 Compatible (12 Mbps Only)
Housing: Rugged "Overmold"
Connector(s)Upstream Port: Type A Male
Downstream Port: Type A Female


ElectricalInput Voltage: Standard USB bus power (5VDC)
Downstream Power: 400 mA when connected to a high power USB port
Mechanical6.8 x 3.0 x 1.7 cm (2.7 x 1.2 x 0.7 in)
IP 30, plastic overmolded
SoftwareNote: These devices are transparent to the operating system, require no software drivers and will not be enumerated in device manager.
TemperatureTemperature range (operation): -40 to +80°C
Temperature range (storage): -40 to +85°C
Humidity0 to 95% Non-condensing
Weight22.7 g (0.05 lbs)
MTBF2,624,561 hours
Safety/CertificationEN61000-6-2:2005 (Light Industrial)
EN61000-4-2:2008 (ESD) +/-4kV Air
EN61000-4-3:2006 (RI) 3V/m
EN61000-4-4:2004 (EFT Burst) 500V
EN61000-4-6:2005 (CI) 3 VRMS
EMCFCC Class A, CISPR Class A (EN55022)

Ordering Details

BoardUH201 Compact USB Port Guardian
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