UNI-T UT673PV Solar PV Multimeter

Measure open-circuit voltage up to 1000 V DC and short-circuit current up to 10 A with the UNI-T UT673PV, a dedicated solar PV multimeter built for installers and maintenance crews. Its CAT III 1000 V safety rating and rugged red-and-grey housing make it a dependable field instrument for commissioning and troubleshooting photovoltaic arrays.

Overview

The UT673PV combines essential PV testing functions in one handheld tool. It measures DC voltage, DC current, AC voltage, resistance, and capacitance, and includes a diode test for checking bypass diodes. A large backlit LCD shows clear readings even in direct sunlight, while the compact design fits easily in a tool bag.

What stands out

• Direct measurement of PV open-circuit voltage (Voc) and short-circuit current (Isc) without external accessories.
• High safety rating: CAT III 1000 V, suitable for outdoor solar installations.
• Backlit display and durable, drop-resistant housing for harsh environments.
• Auto-ranging with manual override for faster, more precise measurements.
• Data hold and relative mode simplify comparison and recording.

Technical details

• DC voltage range: 0.1 mV – 1000 V
• DC current range: 0.1 µA – 10 A
• AC voltage range: 0.1 mV – 750 V
• Resistance range: 0.1 Ω – 60 MΩ
• Capacitance range: 1 nF – 100 mF
• Diode test: yes
• Display: 6000-count backlit LCD
• Power source: 2 × 1.5 V AAA batteries (included)
• Product colour: red and grey
• Weight: 0.35 kg
• Dimensions (WxDxH): 78 × 48 × 175 mm

Our verdict

The UNI-T UT673PV is a purpose-built solar multimeter that delivers the key measurements PV technicians need daily. Its high CAT rating, backlit screen, and rugged build justify a place in every solar professional's kit.