Key Technical Specifications
The UT33B+ relies on a manual-ranging rotary dial to toggle between the following measurement parameters:
- DC Voltage: 200mV to 600V ±(0.5% + 3)
- AC Voltage: 200V to 600V ±(1.2% + 3)
- DC Current: 200μA to 10A ±(1.0% + 3)
- Resistance: 200Ω to 20MΩ ±(0.8% + 2)
Core Features & Design
- Robust Outer Shell: Built with a 2.2mm thickened protective silicone cover that can survive a 2-meter drop.
- Integrated Test Lead Slots: Features built-in hanging grooves to safely dock your test probes when not in use.
- Upgraded LCD Screen: Includes a clear, backlit 2000-count digital display with automated power-saving shutdown features.
- Troubleshooting Extras: Includes a loud continuity buzzer for wire tracing, a diode tester, and a data hold button.
- Safety Class: Certified for safe operation within CAT II 600V environments.
- Power Source: Operates on two standard 1.5V AAA batteries.
Model Comparison: UT33+ Series Differences
If you are wondering how the UT33B+ stacks up against sister models in the UNI-T UT33+ lineup, they share the exact same body style but feature different specialty test options:
- UT33A+: Auto-ranging with up to 2mF capacitance testing.
- UT33B+: Manual-ranging with dedicated battery life testing.
- UT33C+: Manual-ranging with an external temperature probe (-40°C to 1000°C).
- UT33D+: Manual-ranging with a Non-Contact Voltage (NCV) detection sensor.






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